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[MUSIC PLAYING]

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EZRA Zigmond: Hi, h蓹r k蓹s.

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Bu g眉n g蓹l蓹n 眉莽眉n t蓹艧蓹kk眉r edirik.

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Bu seminar "Python deyil
Web kolba il蓹 apps. "

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>> Bel蓹 ki, m蓹n s枚hb蓹t etm蓹k gedir蓹m
niy蓹 bir az

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etm蓹k 眉莽眉n 艧ar谋n istifad蓹 ed蓹 bil蓹rsiniz
Python il蓹 web apps kimi qar艧谋

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orada b蓹zi dig蓹r 莽蓹r莽iv蓹sind蓹 kimi 眉莽眉n
茝n tan谋nm谋艧 Django.

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alt "v蓹
bir 艧eydir peewee "

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biz haqq谋nda dan谋艧maq olacaq
SQL veril蓹nl蓹r bazas谋 il蓹 qar艧谋l谋ql谋.

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Bu, h蓹qiq蓹t蓹n g枚z蓹l edir.

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>> Bel蓹 ki, burada yaln谋z bir s眉r蓹tli rundown var
M蓹n art谋q getm蓹k ist蓹yir蓹m n蓹.

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Bel蓹 ki, ilk, yaln谋z bir slayd
ki, quickstart olacaq

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olan h蓹r 艧eyi almaq 眉莽眉n nec蓹
bilgisayar谋n谋zda qurmaq.

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M蓹n n眉mayi艧 gedir蓹m
Yerli Mac ma艧谋n bu,

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ki, yaln谋z, 莽眉nki m蓹n bu etdik harada
蓹vv蓹l, m蓹n, bu 蓹n rahat deyil蓹m

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lakin bu m眉tl蓹q deyil
CD50 IDE m眉mk眉n.

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>> Bel蓹 ki, sonra, m蓹n ist蓹yir蓹m
, Flask n蓹 t蓹qdim

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v蓹 siz raz谋 niy蓹 laz谋md谋r
ilk n枚vb蓹d蓹 istifad蓹 edin.

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Sonra m蓹n tez ver蓹c蓹yik
Siz n蓹 n眉mun蓹si

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Flask, tez n眉mun蓹 ed蓹 bil蓹rsiniz
Siz Peewee n蓹 ed蓹 bil蓹r ki,

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v蓹 sonra m蓹n bir daha g枚st蓹rir ki,
tam n眉mun蓹 proqram

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D眉艧眉n眉r蓹m ki, biz birlikd蓹 qoymaq ki,
birlikd蓹 vasit蓹sil蓹 g蓹zm蓹k olar.

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>> V蓹 sonra n蓹hay蓹t, in
son slide, m蓹n

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baxmaq, b蓹zi resurslar
Daha 蓹trafl谋 m蓹lumat 眉莽眉n online at.

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Bu tam deyil
Flask nec蓹 istifad蓹 tutorial.

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M蓹n t蓹rk etm蓹k umuyoruz
suallar 眉莽眉n bir m眉dd蓹t.

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H蓹r k蓹s yaln谋z yerli seyr
kimi ortada h蓹yata ba臒谋rmaq

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茝g蓹r h蓹r hans谋 bir sual谋n谋z varsa.

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>> Bel蓹 ki, s眉r蓹tli qura艧d谋rma stuff,
Siz birlikd蓹 izl蓹m蓹k ist蓹yirsinizs蓹,

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v蓹 ya bu almaq ist蓹yirsinizs蓹
枚z ma艧谋n up,

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M蓹n Python 2.7.10 istifad蓹 gedir蓹m.

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Flask il蓹 莽al谋艧谋r
Python 3, amma m蓹n ist蓹yir蓹m

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var, 莽眉nki, Python 2 istifad蓹
b蓹zi Python paketl蓹ri ki

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H蓹l蓹 3 i艧l蓹mir.

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Siz t谋rt谋l y眉kl眉 olan
bir Python paketi meneceri,

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Sizin Python, m蓹n hesab edir蓹m ki,
v蓹 ya daha 莽ox 2.7.9 b蓹rab蓹r,

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Siz art谋q y眉kl眉, bu
bu paketl蓹ri y眉klemek 眉莽眉n super asan.

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>> Siz t谋rt谋l qura艧d谋ra ed蓹 bil蓹rsiniz
Flask, peewee b蓹rpa t谋rt谋l,

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ad蓹t蓹n yaln谋z sudo run var
bel蓹 icaz蓹l蓹rin i艧 ki.

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V蓹 siz istifad蓹 蓹g蓹r bir
super Python k枚hn蓹 versiyas谋

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M蓹n sizin Python yenil蓹nm蓹si g蓹lir
v蓹 ya EasyInstall istifad蓹 D陌P y眉klemek 眉莽眉n.

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Bel蓹 ki, n枚vb蓹ti sual, Flask n蓹dir?

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M蓹n ilk tahmin
m蓹ntiqi sual m蓹n merak

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uzun m眉dd蓹t 眉莽眉n, bir web app n蓹dir?

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Ki, bir s枚z var, 莽眉nki m蓹n
bir 莽ox 蓹traf谋nda at谋lan edir蓹m

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M蓹n, h蓹qiq蓹t蓹n, bilmirdim ki.

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M蓹n 蓹n yax艧谋 hesab edir蓹m ki,
bir web app n蓹 M蓹s蓹l蓹n,

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h蓹qiq蓹t蓹n CS50 Maliyy蓹, var
Bu, h蓹qiq蓹t蓹n, yaln谋z bir web deyil

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lakin bu bir 艧ey ki,
sort il蓹 qar艧谋l谋ql谋 bil蓹r.

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Istifad蓹莽i hesab谋 var v蓹
m眉xt蓹lif 艧eyi b眉t眉n n枚v.

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Bel蓹 ki, m蓹hz siz 莽蓹km蓹k
bir web n蓹 aras谋nda x蓹tti,

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v蓹 bir web app, n蓹 n枚v edir
ixtiyari, amma fikir tapmaq,

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Bu bir web daha 莽ox bir 艧ey
v蓹 faydal谋 proqram var.

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>> Bel蓹 ki, Flask bir 莽蓹r莽iv蓹 眉莽眉n
Python istifad蓹 ed蓹r蓹k web apps edilm蓹si.

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V蓹 眉mid edir蓹m ki, ilin sonuna q蓹d蓹r
Bu, m蓹n siz蓹 raz谋 olacaq

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Siz, h蓹qiq蓹t蓹n, bir 艧ey yazmaq bil蓹r ki,
CS50 Maliyy蓹 kimi Python istifad蓹 I

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艧蓹xs蓹n, PHP 莽ox yax艧谋 kimi.

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>> Bel蓹 ki, Flask, onlar z蓹ng
microframework, olan,

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onlar 莽ox dem蓹k
sad蓹, lakin geni艧l蓹n蓹n.

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Bel蓹 ki, siz蓹 laz谋m yaln谋z n蓹 var
lakin daha 莽ox x眉susiyy蓹tl蓹ri ist蓹yirsinizs蓹,

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bu g蓹tir蓹k asand谋r.

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Amma bu yaln谋z bir
microframework, deyil

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ki莽ik layih蓹l蓹r 眉莽眉n yaln谋z var ki, dem蓹k.

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M蓹n deyir burada bir link var
Obama 2012-ci ild蓹 Flask istifad蓹

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onun kampaniyas谋 眉莽眉n
veb olan 眉mid edir蓹m ki,

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bir d蓹st蓹k bir 艧ey deyil.

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Lakin 艧ey ki, m蓹n
h蓹qiq蓹t蓹n Flask haqq谋nda ist蓹yir蓹m

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, bu, h蓹qiq蓹t蓹n etmir ki,
Sizin 眉莽眉n q蓹rarlar谋n h蓹r hans谋 bir sort.

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Sad蓹c蓹 biz ist蓹yirik, 莽眉nki
web apps haqq谋nda dan谋艧ark蓹n,

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M蓹n Ruby m眉qayis蓹 etm蓹k
Rails v蓹 Django, h蓹m d蓹 olan

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b枚y眉k 莽蓹r莽iv蓹l蓹r, lakin
Onlar h蓹m d蓹 f蓹rziyy蓹l蓹r etm蓹k

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haqq谋nda nec蓹 ist蓹yir蓹m
veril蓹nl蓹r bazas谋 il蓹 qar艧谋l谋ql谋,

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Nec蓹 t蓹qdim etm蓹k ist蓹yir蓹m
views, v蓹 onlar m眉tl蓹q ist蓹yirik

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ki, yax艧谋 aspektl蓹ri.

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>> M蓹s蓹l蓹n, Ruby on Rails 眉莽眉n
Bu aktiv rekord sistemi var,

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olan h蓹qiq蓹t蓹n g枚z蓹l
data il蓹 qar艧谋l谋ql谋 yolu,

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ancaq Ruby istifad蓹 etm蓹k ist蓹yirsinizs蓹
Rails, sort ki, daxil ba臒lad谋 edirik.

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Amma Flask il蓹, m蓹n kimi
Peewee il蓹 siz蓹 g枚st蓹rm蓹k,

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Siz n蓹 c眉r istifad蓹 ed蓹 bil蓹rsiniz
veril蓹nl蓹r bazas谋 ist蓹diyiniz,

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v蓹 yaln谋z ki, 莽蓹km蓹k olar
kolba bir uzant谋s谋 kimi.

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>> Bel蓹 ki, niy蓹 m蓹n h蓹qiq蓹t蓹n
Flask kimi, bu ki

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Sizin 眉莽眉n f蓹rziyy蓹l蓹r etmir
艧eyi 蓹saslan谋r h蓹qiq蓹t蓹n, ehtiyac yoxdur.

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>> Bel蓹 ki, niy蓹 kolba istifad蓹 etm蓹li?

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眉st眉nl眉kl蓹ri yaln谋z var
h蓹qiq蓹t蓹n 蓹sas x眉susiyy蓹tl蓹ri vard谋r

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onu in艧a siz laz谋md谋r.

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Bel蓹 ki, siz narahat yoxdur
艧eyi b眉t眉n d蓹st蓹 d蓹rk

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Siz, h蓹qiq蓹t蓹n, ehtiyac yoxdur ki.

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Siz narahat yoxdur
funksiyalar off d枚n眉艧 haqq谋nda

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Siz, h蓹qiq蓹t蓹n, ehtiyac yoxdur ki.

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>> M蓹n qeyd etdiyim kimi, bu, super var
艧eyi uzant谋lar谋 蓹lav蓹 etm蓹k 眉莽眉n asand谋r

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Siz laz谋md谋r ki.

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B蓹zil蓹ri, Flask var
bunun 眉莽眉n 枚z d蓹st蓹k.

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Bel蓹 ki, Flask deyil蓹n bir 艧ey var
ki admin g眉zg眉l蓹r admin,

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Django t蓹min panel,
olan bir g枚z蓹l 蓹yani yol verir

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Sizin veb idar蓹 etm蓹k.

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Ancaq yen蓹 d蓹, siz de臒ilseniz
bir 艧ey sad蓹 edilm蓹si,

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Siz y蓹qin ki, b枚y眉k bir admin laz谋m deyil
panel, m蓹n ki, super g枚z蓹l hesab edir蓹m.

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V蓹 m蓹nfi c蓹h蓹tl蓹ri, ki
Siz qutusu az g眉c var.

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Bel蓹 ki, ilk kolba a莽maq zaman,
v蓹 Python proqram谋,

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Yaln谋z Flask N枚v眉
idxal * v蓹 ya h蓹r hans谋,

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tam b眉t眉n almaq deyil
x眉susiyy蓹tl蓹ri ed蓹 bil蓹rsiniz.

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V蓹 bel蓹 ki, daha ayd谋n var
ist蓹diyiniz x眉susiyy蓹tl蓹ri siyah谋s谋.

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Bel蓹 ki, bir dezavantaj var, amma
ki莽ik web bina hesab edir蓹m ki,

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m蓹n kimi apps g枚st蓹r蓹n gedir蓹m
Siz, h蓹qiq蓹t蓹n bir problem deyil.

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V蓹 son 艧ey n蓹dir
bir typo olan dem蓹k ehtimal,

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az standart var ki
Flask nec蓹 istifad蓹 眉莽眉n konvensiyalar,

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kimi 莽ox deyil, 莽眉nki
pe艧蓹karcas谋na istifad蓹 ed蓹n insanlar

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Django il蓹 m眉qayis蓹d蓹.

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Bel蓹 ki, kimi bir 艧ey varsa,
Django ild蓹 "nec蓹 x etm蓹liy蓹m",

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Siz y蓹qin ki, tapa bil蓹rsiniz.

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>> Yax艧谋 dizayn var
istifad蓹 ed蓹 bil蓹rsiniz n眉mun蓹l蓹ri,

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lakin Flask il蓹, bu
sort 枚z yol getm蓹k,

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yaln谋z bir 莽眉nki
olduqca ki莽ik kitabxana.

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Bel蓹 ki, o var
m蓹nfi c蓹h蓹tl蓹ri, amma hesab edir蓹m ki,

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ki, h蓹l蓹 d蓹 istifad蓹 etm蓹k yax艧谋 bir kitabxana var.

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>> Bel蓹 ki, yaln谋z sa臒 kolba jump ed蓹k.

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00:05:31,909 --> 00:05:34,200
Bu, m眉tl蓹q niyy蓹tind蓹 deyil
tam tutorial olmaq,

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00:05:34,200 --> 00:05:37,480
ancaq bir fikir verm蓹k 眉莽眉n var
艧eyi strukturu nec蓹,

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v蓹 siz gedir rahat hiss
off v蓹 s蓹n蓹dl蓹rin baxaraq

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v蓹 daha 莽ox tapmaq.

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>> Bel蓹 ki, m蓹n蓹, h蓹qiq蓹t蓹n, a莽maq bildirin
ilk sad蓹 misal,

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V蓹 n蓹 g枚st蓹rir ki,
kimi g枚r眉n眉r, sonra biz will

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bir az daha onu q谋rmaq.

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>> Bel蓹 ki, burada, m蓹n蓹 莽al谋艧an almaq imkan verir.

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00:05:56,160 --> 00:06:06,800

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Bel蓹 ki, m蓹n indi m蓹nim proqram 莽al谋艧an var.

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M蓹n Safari a莽maq gedir v蓹 al谋ram
m蓹nim yerli host 莽al谋艧an.

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M蓹n yaln谋z bu b枚y眉k etm蓹k 眉莽眉n gedir蓹m.

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Amma localhost: 5000

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>> Bel蓹 ki, indi, b眉t眉n bu yoxdur
, siz veb s蓹hif蓹sin蓹 zaman,

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Bu "Hello kolba" 莽ap
olan super faydal谋 deyil

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00:06:31,490 --> 00:06:34,630
ancaq ki, s蓹rin hesab
burada bu ki莽ik fayl,

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00:06:34,630 --> 00:06:37,390
biz bir web server 莽al谋艧an
ki, bir 艧ey 莽ap olunur.

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00:06:37,390 --> 00:06:40,500
Bel蓹 ki, h蓹qiq蓹t蓹n baxaq
ikinci koda,

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00:06:40,500 --> 00:06:43,080
v蓹 bir az onu q谋rmaq.

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00:06:43,080 --> 00:06:45,260
脰l莽眉s眉 burada h蓹r k蓹s 眉莽眉n yax艧谋?

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>> Bel蓹 ki, 眉mid edir蓹m ki, siz bir q蓹d蓹r ist蓹yirik
Python istifad蓹 rahat.

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D眉艧眉n眉r蓹m ki, biz baxmaq olar ki, f蓹rz edir蓹m
Python v蓹 onun vasit蓹sil蓹 oxuyun.

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Siz haqq谋nda h蓹r hans谋 bir sual谋n谋z varsa
bir 艧ey, m蓹n d蓹 ki, art谋q getm蓹k olar.

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>> Bel蓹 ki, ilk line kolba ki, var,
Biz kapital谋 il蓹 kolba idxal "F"

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olan b眉t眉n n枚v
siz蓹 laz谋m 蓹sas x眉susiyy蓹tl蓹ri.

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Zaman yaz谋l谋 etdiyiniz
bir fayl v蓹 istifad蓹 Flask,

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ki, idxal ist蓹yir蓹m olacaq,
ki, b眉t眉n 蓹sas 艧eyl蓹r var yaln谋z 莽眉nki.

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Biz n蓹 n枚vb蓹ti 艧ey, biz
yaln谋z bu funksiya Flask z蓹ng

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bir app obyekt yaratmaq, v蓹 ist蓹yirik
h蓹mi艧蓹 bunu ist蓹yir蓹m olacaq.

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>> V蓹 sonra, a艧a臒谋 jumping
bottom tez bu hiss蓹si burada var

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Edir if_name _ == "_ main_"
bir Python Konvensiyan谋n sort.

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Bel蓹 ki, bu yaln谋z 蓹g蓹r icra ed蓹c蓹k
birba艧a Python istifad蓹 ed蓹r蓹k, bu fayl ax谋r.

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Sonra, biz olan, app.run z蓹ng
h蓹qiq蓹t蓹n gedir app ba艧lamaq.

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>> Bel蓹 ki, ana qurulu艧 ki,
茝g蓹r h蓹r hans谋 bir Flask proqram laz谋md谋r,

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bu olacaq ki,
app = Flask (_name_), sonra app.run.

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>> Bel蓹 ki, iki 艧ey m蓹n ki,
burada, biz mar艧rutlar谋 z蓹ng edir.

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Bel蓹 ki, haqq谋nda dan谋艧maq ed蓹k
bir az daha mar艧rutla艧d谋rma.

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M蓹n geri slayd getm蓹k laz谋md谋r.

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>> Bel蓹 ki, 蓹n fundamental
Flask konsepsiyas谋 mar艧rutla艧d谋rma olunur.

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V蓹 bu fikirdir ki,
Python funksiyalar谋 t蓹yin

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x眉susi 眉nvanlara
web page.

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Bel蓹 ki, ist蓹diyiniz zaman
yeni mar艧rut yaratmaq,

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Bu @ app.route istifad蓹
funksiyas谋 decorator.

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Bel蓹 ki, il蓹 tan谋mad谋臒谋 蓹g蓹r var
Python funksiyas谋 b蓹z蓹yi,

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Bu anlay谋艧 var ki,
Bir funksiyas谋 almaq imkan verir

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v蓹 ba艧qa bir 艧ey il蓹 蓹hat蓹 edir.

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>> Bel蓹 ki, h蓹qiq蓹t蓹n, bu decorator n蓹,
, bu a艧a臒谋dak谋 funksiyas谋 edir ki,

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v蓹 daha 莽ox m蓹lumat 蓹lav蓹
bu, lakin n蓹 Flask h蓹qiq蓹t蓹n

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ba艧 edir super deyil
m眉h眉m, lakin vacibdir n蓹,

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ki, mar艧rut 蓹vv蓹l
onda bu @ app.route qoymaq v蓹

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Mar艧rutun 眉nvan,
bel蓹 莽izgi n蓹 biz

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biz yaln谋z web page a莽maq zaman g枚rd眉m.

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Bel蓹 ki, ana var.

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Bu, sad蓹c蓹 莽izgi mar艧rut var.

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V蓹 sonra bu funksiya var.

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funksiyas谋 ad谋
Ist蓹diyiniz h蓹r hans谋 ola bil蓹r.

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Bu, m眉tl蓹q deyil
mar艧rutu il蓹 var.

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V蓹 sonra, n蓹
funksiyas谋n谋n qaytar谋lmas谋,

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funksiyas谋 bir simli qaytarmal谋d谋r.

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V蓹 simli bil蓹r
, HTML v蓹 ya bir 艧ey ola

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v蓹 n蓹 olacaq 蓹slind蓹
HTML web browser d枚nd眉,

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v蓹 bu g枚st蓹r蓹c蓹k.

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>> Bel蓹 ki, bu eyni kodu
ki, m蓹s蓹l蓹n idi

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M蓹n yaln谋z qa莽d谋 ki, bel蓹 ki, biz 莽izgi ziyar蓹t zaman,
bir Hello World funksiyas谋 莽a臒谋r谋r ki,

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yaln谋z bir string, Hello Flask qaytar谋r,
ki, ekranda 莽ap olur.

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>> Bel蓹 ki, ba艧qa bir n眉mun蓹 var,
olan zaman salam / ziyar蓹t

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Bu Hello Word, 莽ap olan
h蓹qiq蓹t蓹n, Hello World dem蓹k laz谋md谋r,

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lakin q蓹sd蓹n oldu臒unu iddia ed蓹k.

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Bel蓹 ki, real s眉r蓹tli ki qoparmaq ed蓹k.

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>> Bel蓹 ki, salam / localhost getm蓹k 蓹g蓹r,
indi ba艧qa bir 艧ey 莽ap ed蓹c蓹k.

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Bel蓹 ki, nec蓹 yaln谋z bir s眉r蓹tli misal var
iki m眉xt蓹lif mar艧rutlar谋 yarada bil蓹rsiniz.

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>> Bel蓹 ki, indiy蓹 q蓹d蓹r bu, super faydal谋 deyil
Siz ed蓹 bil蓹rsiniz bir 莽ox yoxdur,

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Yaln谋z b眉t眉n bunu ed蓹 bil蓹r
m眉xt蓹lif HTML pages olan,

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v蓹 m眉蓹yy蓹n bir ziyar蓹t zaman
s蓹hif蓹 yaln谋z s蓹hif蓹 y眉kl蓹yir.

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Bel蓹 ki, bir daha g枚r蓹k
Siz ed蓹 bil蓹rsiniz faydal谋 艧eyl蓹r.

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Bel蓹 ki, bir 艧ey ola bil蓹r ki,
M蓹n 莽谋xard谋 n眉mun蓹 qeyd

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up, m蓹n app.run idi ki, (debug = True).

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00:10:07,160 --> 00:10:09,580
Bel蓹 ki, n蓹 bu
debug d蓹lil yoxdur

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Web server run zaman,
Sizin t蓹tbiqi oldu臒unuzda,

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Bir fayl谋 d蓹yi艧dirm蓹k 蓹g蓹r, o,
avtomatik server yeniden.

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>> V蓹 bel蓹 ki, h蓹qiq蓹t蓹n yoxdur
super faydal谋d谋r yenid蓹n ba艧lad谋n Python.

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Hesab edir蓹m ki, bil蓹r.

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M蓹nim kodu qoparmaq ed蓹k
bu typo il蓹,

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v蓹 typo s眉r眉ld眉 iddia
q蓹sd蓹n ibr蓹tamiz m蓹qs蓹dl蓹ri 眉莽眉n.

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Bel蓹 ki, bu geri 蓹lav蓹 ed蓹k.

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Bel蓹 ki, indi Hello World deyir.

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M蓹n onu xilas ed蓹c蓹k.

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V蓹 biz geri 莽蓹km蓹k 蓹g蓹r
terminal, will

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Bu ba艧latmaqdan ki, dem蓹k,
bir d蓹yi艧iklik a艧kar 莽眉nki,

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v蓹 indi biz bu s蓹hif蓹ni zaman
Do臒ru 艧ey 莽ap ed蓹c蓹k.

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>> Bel蓹 ki, debug ki, super faydal谋d谋r.

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Ayr谋ca, h蓹r hans谋 varsa
bir q蓹za sort, bel蓹 ki,

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ox艧ar t蓹tbiqi q蓹za ed蓹k
olan bir string geri deyil.

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Bel蓹 ki, yaln谋z var ed蓹k
n蓹d蓹ns蓹 Yox qay谋tmaq.

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V蓹 sonra m蓹n bu ziyar蓹t zaman
s蓹hif蓹, yaln谋z q蓹za ed蓹c蓹k,

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lakin server yaln谋z onu q蓹za deyil
h蓹qiq蓹t蓹n super faydal谋 geri verir

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00:11:04,465 --> 00:11:06,490
h蓹r 艧ey iz yanl谋艧 getdi ki.

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V蓹 h蓹qiq蓹t蓹n g枚z蓹l n蓹 ki var
bu geri iz h蓹r hans谋 bir add谋m,

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Siz interaktiv a莽a bil蓹r
burada shell, v蓹 sort 莽ap n蓹

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d蓹yi艧蓹nl蓹rin siz n蓹z蓹r ist蓹yir蓹m.

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>> V蓹 bel蓹 ay谋klama h蓹qiq蓹t蓹n
h蓹yata figuring 眉莽眉n faydal谋

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n蓹 il蓹 gedir sizin
server deyil, yaln谋z g枚r蓹n

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500 daxili kimi PHP bir 艧ey
super 蓹h蓹miyy蓹tsizdir server s蓹hv.

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Bir 艧eydir, x蓹b蓹rdar olmaq
ki, online app qoymaq

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bel蓹 ki, ictimaiyy蓹t蓹 g枚r眉n蓹n siz
he莽 vaxt debug rejimi t蓹rk etm蓹k ist蓹yir蓹m,

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insanlar h蓹qiq蓹t蓹n 莽眉nki
ki, konsol istifad蓹 ki, m蓹n

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Siz 蓹sass谋z kodu icra g枚st蓹rdi.

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>> Bel蓹 ki, onlar he莽 kimi 莽ap ed蓹 bil蓹rsiniz
siz orada olan gizli kodlar谋,

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onlar m蓹hz baxmaq olar
nec蓹 Sizin veb i艧l蓹yir.

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Bel蓹 ki, h蓹qiq蓹t蓹n faydal谋
test 眉莽眉n, lakin h蓹mi艧蓹

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etm蓹k 蓹vv蓹l onu almaq 眉莽眉n 蓹min
Siz online bir 艧ey d蓹rc.

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>> Bel蓹 ki, bir 艧ey istifad蓹 etdiyiniz
PHP kimi, bu ideya var

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Siz ke莽蓹 bil蓹r ki,
web pages aras谋nda m蓹lumat

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h蓹qiq蓹t蓹n m蓹lumat qoyaraq
bir GET sor臒u URL da,

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lakin Flask, siz h蓹qiq蓹t蓹n bil蓹rsiniz
sort kimi bir 艧ey,

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bir mar艧rut olan
Bunun bir hiss蓹si kimi d蓹yi艧蓹n.

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>> Bu baxsaq bel蓹
burada ekranda m蓹s蓹l蓹n,

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biz bir mar艧rut var
('/ Salam /'), v蓹 bel蓹 ki, siz ziyar蓹t 蓹g蓹r

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/ Salam / bir 艧ey, bir 艧ey
h蓹qiq蓹t蓹n dolu almaq 眉莽眉n gedir

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ad谋 d蓹yi艧蓹n.

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V蓹 funksiyas谋 fark
ki, mar艧rutu il蓹 g蓹lir

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parametr etm蓹k var
, ad bu, h蓹qiq蓹t蓹n olacaq ki,

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funksiyas谋 ke莽di almaq.

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>> V蓹 sonra, bir d蓹f蓹 etdiyiniz
ki, funksiyas谋 daxilind蓹,

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Siz kimi ki, m眉alic蓹 ed蓹 bil蓹r
bir normal Python d蓹yi艧蓹n,

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v蓹 bel蓹 sonra, o,
Hello 莽ap v蓹 bu

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istifad蓹 ed蓹r蓹k, ad谋 dolduracaq
bir string bi莽imlendirme.

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>> Bel蓹 ki, bir mar艧rutla艧d谋rma d蓹yi艧蓹n hiss蓹l蓹ri 蓹lav蓹 etm蓹k 眉莽眉n,
Siz qeyd bucaq bracket istifad蓹 edin.

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00:12:48,060 --> 00:12:51,220
V蓹 iste臒e, istifad蓹 ed蓹 bil蓹rsiniz
n蓹 converter deyirl蓹r.

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00:12:51,220 --> 00:12:56,840
Bel蓹 ki, bu qoymaq 蓹g蓹r
n枚qt蓹 il蓹 annotasiya,

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00:12:56,840 --> 00:13:00,015
Siz ki, m眉蓹yy蓹n ed蓹 bil蓹rsiniz
bir int v蓹 ya float, v蓹 ya yol,

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00:13:00,015 --> 00:13:01,640
v蓹 avtomatik olaraq 莽evirm蓹k olacaq.

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Siz h蓹m莽inin d枚n眉艧眉m ed蓹 bil蓹rsiniz
Python funksiyas谋 蓹rzind蓹

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00:13:05,130 --> 00:13:09,710
yaln谋z bir t枚km蓹 istifad蓹 ed蓹r蓹k, lakin b蓹z蓹n 蓹g蓹r
Siz bir int var ki, t蓹min etm蓹k ist蓹yirik,

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00:13:09,710 --> 00:13:12,080
ki, qoya bil蓹r
orada d枚n眉艧眉m qayda.

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00:13:12,080 --> 00:13:15,930
>> Bel蓹 ki, misal qoparmaq imkan
B蓹zi d蓹yi艧蓹n qaydalar谋.

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Bel蓹 ki, burada, bu 蓹sas eyni var
Flask idxal il蓹 strukturu

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Flask, app = Flask (_name_)
v蓹 sonra sonunda 莽al谋艧an.

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Biz bu iki m眉xt蓹lif var
Burada d蓹yi艧蓹n mar艧rutlar谋.

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V蓹 ilk biridir
M蓹n g枚st蓹rdi bir

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idi slayd-ci ild蓹
yaln谋z bir string ad谋 al谋r

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v蓹 bu ad谋 Salam 莽ap ed蓹c蓹k.

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>> V蓹 sonra, ikinci
bir d枚n眉艧眉m istifad蓹 edir.

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00:13:41,410 --> 00:13:44,690
Bel蓹 ki, bu avtomatik olaraq konvertasiya ed蓹c蓹k
bir int v蓹 sonra, int ikiqat

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00:13:44,690 --> 00:13:46,150
v蓹 莽ap.

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V蓹 biz h蓹r c眉r yoxdur
蓹rzind蓹 d枚n眉艧眉m

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Flask ki, qay臒谋 t蓹l蓹b edir, 莽眉nki.

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00:13:49,594 --> 00:13:53,181
Bel蓹 ki, bu 莽al谋艧an 蓹ld蓹 ed蓹k.

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Bir Flask zaman
proqram 莽al谋艧an,

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siz out-C n蓹zar蓹t ed蓹 bil蓹rsiniz
server 莽al谋艧an dayand谋rmaq.

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00:13:58,440 --> 00:14:02,420
V蓹 sonra m蓹n d蓹yi艧蓹nl蓹rin davam ed蓹c蓹k.

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00:14:02,420 --> 00:14:11,740
>> Bel蓹 ki, localhost / salam / Ezra ged蓹k v蓹
眉mid edir蓹m ki, bu, m蓹n蓹 salam dem蓹k olacaq.

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00:14:11,740 --> 00:14:14,530

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00:14:14,530 --> 00:14:20,310
>> Bel蓹 ki, d蓹yi艧蓹n, m蓹nim ad ald谋
mar艧rutu v蓹 burada onu doldurdu.

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00:14:20,310 --> 00:14:23,950
M蓹n d蓹 tez g枚st蓹rm蓹k laz谋md谋r
misli n眉mun蓹si.

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00:14:23,950 --> 00:14:28,600
Bel蓹 ki, 3 / ikiqat / getm蓹k 蓹g蓹r,
6 莽ap ed蓹c蓹k.

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00:14:28,600 --> 00:14:31,440
Bel蓹 ki, bu qay臒谋
bizim 眉莽眉n d枚n眉艧眉m.

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00:14:31,440 --> 00:14:34,190
>> Bel蓹 ki, siz d蓹 bunu ed蓹 bil蓹rsiniz
float v蓹 x眉susi bir 艧ey,

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00:14:34,190 --> 00:14:37,530
Siz kimi bir 艧ey m眉蓹yy蓹n etm蓹k laz谋md谋r, 蓹g蓹r
Bu slashes q蓹bul imkan verir ki, yol,

279
00:14:37,530 --> 00:14:39,155
lakin ad蓹t蓹n bir m蓹s蓹l蓹 olmamal谋d谋r.

280
00:14:39,155 --> 00:14:41,480

281
00:14:41,480 --> 00:14:43,820
Bu g眉n蓹 q蓹d蓹r h蓹l蓹 d蓹 var
yaln谋z qaytar谋lmas谋 edilmi艧dir

282
00:14:43,820 --> 00:14:46,320
莽ox maraql谋 deyil strings.

283
00:14:46,320 --> 00:14:48,730
>> Biz, h蓹qiq蓹t蓹n, qay谋tmaq bil蓹r
h蓹rfi HTML string.

284
00:14:48,730 --> 00:14:54,322
Bel蓹 ki, kodu, biz bir 艧ey 蓹lav蓹 ed蓹 bil蓹rsiniz
b-tag qal谋n etm蓹k kimi,

285
00:14:54,322 --> 00:14:56,030
lakin 莽ox vaxt siz蓹
h蓹qiq蓹t蓹n ist蓹mir蓹m

286
00:14:56,030 --> 00:14:58,420
HTML kodu yaz谋l谋 olmaq
Sizin Python kodu.

287
00:14:58,420 --> 00:15:01,940
Bu, h蓹qiq蓹t蓹n messy olur
v蓹 yax艧谋 bir zaman deyil.

288
00:15:01,940 --> 00:15:06,430
>> Flask biz蓹 ay谋rmaq 眉莽眉n imkan verir
艦ablon deyirl蓹r n蓹 HTML,

289
00:15:06,430 --> 00:15:09,467
v蓹 蓹g蓹r bel蓹 d眉艧眉n眉r
MVC model bax谋m谋ndan

290
00:15:09,467 --> 00:15:11,550
Siz il蓹 tan谋艧 oldu臒unu,
眉mid edir蓹m ki, i艧

291
00:15:11,550 --> 00:15:15,520
CS50 Maliyy蓹 bir az,
Siz Python fayllar谋 hesab ed蓹 bil蓹r

292
00:15:15,520 --> 00:15:19,430
Controller, daha kimi
Onlar n蓹 il蓹 蓹laq蓹 ki,

293
00:15:19,430 --> 00:15:20,970
siz ola bil蓹r data model.

294
00:15:20,970 --> 00:15:24,900
>> V蓹 onlar Ziyar蓹t z蓹ng
ki, Baxmaq 眉莽眉n m蓹lumat ke莽蓹n

295
00:15:24,900 --> 00:15:28,120
m蓹lumat doldurmaq 眉莽眉n
HTML bu laz谋md谋r.

296
00:15:28,120 --> 00:15:30,490
V蓹 biz o Views dediyimiz
sinif 艦ablonlar var.

297
00:15:30,490 --> 00:15:35,280
>> Bel蓹 ki, Flask bir Python istifad蓹 edir
modul ki, avtomatik olaraq

298
00:15:35,280 --> 00:15:38,620
Y眉klemek Pip zaman b蓹rpa
Flask Jinja, adl谋

299
00:15:38,620 --> 00:15:40,885
Siz bu 蓹lav蓹 imkan verir
HTML notlar谋

300
00:15:40,885 --> 00:15:45,140
Siz ekranda g枚rm蓹k ki, ki, imkan verir ki,
Siz, conditionals kimi 艧eyl蓹r qoymaq

301
00:15:45,140 --> 00:15:47,230
v蓹 HTML daxil loops.

302
00:15:47,230 --> 00:15:51,140
>> Bel蓹 ki, nec蓹 kimi bir az g枚r眉n眉r
HTML fayl 蓹rzind蓹 PHP istifad蓹 ed蓹 bil蓹r,

303
00:15:51,140 --> 00:15:57,380
lakin bu yaln谋z zaman Flask deyil
server, HTML fayl xidm蓹t

304
00:15:57,380 --> 00:16:01,610
bu 艧ablonu m眉h蓹rrik davam ed蓹c蓹k v蓹
Bu vasit蓹sil蓹 analiz v蓹 艧eyi doldurun.

305
00:16:01,610 --> 00:16:06,650
Bel蓹 ki, Flask bir render_template funksiyas谋 var
Burada alt谋ndak谋 g枚rm蓹k olar ki,.

306
00:16:06,650 --> 00:16:14,300
V蓹 bel蓹 ki, onu bu s蓹hif蓹ni ziyar蓹t zaman
Bu hello.html 艦ablon ed蓹rl蓹r,

307
00:16:14,300 --> 00:16:16,407
v蓹 sonra bu HTML page doldurun.

308
00:16:16,407 --> 00:16:18,990
Bel蓹 ki, yaln谋z bu real run bildirin
tez v蓹 bu kimi g枚r眉n眉r n蓹,

309
00:16:18,990 --> 00:16:21,198
v蓹 sonra bir ke莽m蓹k laz谋md谋r
daha 蓹trafl谋 az.

310
00:16:21,198 --> 00:16:25,380

311
00:16:25,380 --> 00:16:30,260
Bel蓹 ki, Templates gedir
bir Templates qovlu臒unda gedin.

312
00:16:30,260 --> 00:16:33,980
Bu avtomatik olaraq 蓹rzind蓹 g枚r眉n眉r
艦ablonlar ki 艦ablon qovluq.

313
00:16:33,980 --> 00:16:35,615
Bel蓹 ki, bu a莽maq bildirin.

314
00:16:35,615 --> 00:16:47,350

315
00:16:47,350 --> 00:16:50,005
Bel蓹 ki, m蓹n 艧ablonu n眉mun蓹 run laz谋md谋r.

316
00:16:50,005 --> 00:16:52,820

317
00:16:52,820 --> 00:17:03,660
>> Bel蓹 ki, I / salam / Ezra getm蓹k 蓹g蓹r,
Bu d蓹h艧蓹tli var,

318
00:17:03,660 --> 00:17:05,930
M蓹n qoymaq obnoxious 莽ad谋r tag.

319
00:17:05,930 --> 00:17:08,050
脟ox g枚z蓹l, 莽ox dinamik.

320
00:17:08,050 --> 00:17:09,349
M蓹n b枚y眉k bir fan deyil蓹m.

321
00:17:09,349 --> 00:17:13,900
Amma n蓹 olur
M蓹n yaln谋z / salam getm蓹k?

322
00:17:13,900 --> 00:17:15,220
Bel蓹 ki, yaln谋z Hello World deyir.

323
00:17:15,220 --> 00:17:17,678
M蓹n bir ad ke莽ir etm蓹yib
avtomatik olaraq doldurulur.

324
00:17:17,678 --> 00:17:22,050
Bel蓹 ki, nec蓹 g枚r蓹k, nec蓹
biz b蓹lk蓹 莽ad谋r xilas ed蓹 bil蓹rsiniz.

325
00:17:22,050 --> 00:17:26,240
>> Bel蓹 ki, burada, bu c眉r edir
maraql谋 bir n眉mun蓹,

326
00:17:26,240 --> 00:17:29,101
Siz nec蓹 ke莽id il蓹 tan谋艧 olduqda
hesabatlar谋 dilind蓹 莽al谋艧谋r.

327
00:17:29,101 --> 00:17:31,350
Bu kimi sort dem蓹k
bir pay谋z ki, sort,

328
00:17:31,350 --> 00:17:34,266
burada 蓹slind蓹 iki 蓹lav蓹
eyni funksiyas谋 m眉xt蓹lif mar艧rutlar谋.

329
00:17:34,266 --> 00:17:41,190
Bel蓹likl蓹, biz / salam mar艧rutu 蓹lav蓹 v蓹
Xo艧g蓹ldiniz / salam / ad谋 mar艧rutu

330
00:17:41,190 --> 00:17:45,130
Python siz蓹 imkan verir etmirsiniz v蓹 biz m眉蓹yy蓹n
default funksiyas谋 arqumentl蓹r daxil

331
00:17:45,130 --> 00:17:48,300
bel蓹 ki, he莽 ad谋, bel蓹 ki, var, 蓹g蓹r
biz getm蓹k 蓹g蓹r yaln谋z / hello,

332
00:17:48,300 --> 00:17:50,680
avtomatik olaraq filtreler
ad谋 None b蓹rab蓹rdir.

333
00:17:50,680 --> 00:17:55,010
>> Bel蓹likl蓹, biz g枚st蓹rm蓹k
Name = ad谋 il蓹 艧ablon,

334
00:17:55,010 --> 00:17:59,510
bel蓹 ki, ad谋 parametr ke莽iril蓹c蓹k
bu ad funksiyas谋 parametr b蓹rab蓹r,

335
00:17:59,510 --> 00:18:00,730
艦ablon daxil.

336
00:18:00,730 --> 00:18:04,040
Nec蓹 ki, h蓹l蓹 izah etmir
Hello World 莽ap q蓹rar q蓹bul,

337
00:18:04,040 --> 00:18:05,100
v蓹 ya m蓹nim ad 莽ap.

338
00:18:05,100 --> 00:18:08,050
Bel蓹 ki, h蓹qiq蓹t蓹n baxaq
艦ablon 枚z眉,

339
00:18:08,050 --> 00:18:11,610
ki, g蓹l蓹n harada g枚rm蓹k.

340
00:18:11,610 --> 00:18:18,680
>> Bel蓹 ki, bu 艦ablon 蓹rzind蓹 biz
h蓹qiq蓹t蓹n bir 艧蓹rti m蓹ntiq var,

341
00:18:18,680 --> 00:18:20,580
olan b蓹zi insanlar ki,
m眉bahis蓹, h蓹qiq蓹t蓹n,

342
00:18:20,580 --> 00:18:23,730
艧蓹rti bir 莽ox olmamal谋d谋r
Sizin 艦ablon daxilind蓹 m蓹ntiq.

343
00:18:23,730 --> 00:18:26,310
Bu 蓹rzind蓹 daha 莽ox olmal谋d谋r
Controller, lakin bu, m蓹s蓹l蓹n

344
00:18:26,310 --> 00:18:27,476
Bu olduqca ki莽ik bir 艧ey var.

345
00:18:27,476 --> 00:18:31,060
Ad谋 Odur ki, biz, bel蓹 ki, yoxlamaq
蓹g蓹r ad谋 None b蓹rab蓹r deyil,

346
00:18:31,060 --> 00:18:33,130
bir ad 蓹slind蓹 蓹g蓹r
, sonra biz ed蓹c蓹k ke莽di

347
00:18:33,130 --> 00:18:36,210
il蓹 ad谋, Hello dem蓹k
header v蓹 莽ad谋r,

348
00:18:36,210 --> 00:18:41,490
B眉t眉n bu normal HTML, ba艧qa, biz
Hello 莽ap, D眉nya yaln谋z normal.

349
00:18:41,490 --> 00:18:45,820
Bel蓹 ki, bir ne莽蓹 艧ey burada qeyd etm蓹k
Siz 艧ablonu format haqq谋nda,

350
00:18:45,820 --> 00:18:49,110
bu ki, b眉t眉n
艧蓹rti hesabatlar谋

351
00:18:49,110 --> 00:18:54,475
sort kimi biz bunu zaman PHP nec蓹
B蓹zi PHP daxil etm蓹k ist蓹yir蓹m,

352
00:18:54,475 --> 00:18:58,380
az-d蓹n istifad蓹 sual
mark, burada sort analoji var

353
00:18:58,380 --> 00:19:00,140
{% il蓹.

354
00:19:00,140 --> 00:19:02,130
>> Bel蓹 ki, burada, biz 艧蓹rti kodu var.

355
00:19:02,130 --> 00:19:05,920
V蓹 sonra, h蓹qiq蓹t蓹n, ist蓹diyiniz zaman
sanki bir 艧ey qiym蓹tl蓹ndirm蓹k v蓹 莽ap

356
00:19:05,920 --> 00:19:08,710
ekran h蓹yata, siz
ikiqat a艧谋rma istifad蓹 edin.

357
00:19:08,710 --> 00:19:12,310
Bel蓹 ki, burada ikili a艧谋rma var,
sonra biz ad谋n谋 daxil,

358
00:19:12,310 --> 00:19:15,500
ki 莽蓹r莽iv蓹sind蓹 bel蓹 ki, qiym蓹tl蓹ndir蓹c蓹k
d蓹yi艧蓹n ad谋, hans谋

359
00:19:15,500 --> 00:19:18,860
d蓹n k枚莽眉rd眉
, 艧ablon funksiyas谋 g枚st蓹rm蓹k

360
00:19:18,860 --> 00:19:21,484
deyil, yaln谋z 莽ap 莽ox
h蓹yata, biz bu xilas 蓹g蓹r,

361
00:19:21,484 --> 00:19:23,150
yaln谋z s枚z 莽ap olard谋 "ad谋".

362
00:19:23,150 --> 00:19:26,340
Bel蓹 ki, 眉莽眉n izl蓹m蓹k 眉莽眉n bir 艧ey var.

363
00:19:26,340 --> 00:19:29,792
>> Bel蓹 ki, ba艧qa bir 艧ey 眉莽眉n
bildiri艧 zaman biz ki,

364
00:19:29,792 --> 00:19:31,500
istifad蓹 etm蓹k ist蓹diyiniz
render_template funksiyas谋,

365
00:19:31,500 --> 00:19:34,490
biz, h蓹qiq蓹t蓹n, idxal var
Bu ayd谋n Flask olan.

366
00:19:34,490 --> 00:19:36,915
Bu n眉mun蓹sidir
kolba modularity,

367
00:19:36,915 --> 00:19:39,290
idxal yoxdur ki,
茝g蓹r ehtiyac yoxdur 艧eyl蓹r.

368
00:19:39,290 --> 00:19:41,290
Siz yaln谋z g蓹tir蓹 bil蓹r
funksiyalar谋 h蓹qiq蓹t蓹n

369
00:19:41,290 --> 00:19:43,450
b蓹z蓹n olan laz谋md谋r
g枚z蓹l, bel蓹 ki, yoxdur

370
00:19:43,450 --> 00:19:46,560
b眉t眉n bu funksiyalar谋 var
Siz istifad蓹 etdiyiniz 蓹traf谋nda oturan,

371
00:19:46,560 --> 00:19:49,730
h蓹m d蓹, siz ki, unutmaq 蓹g蓹r
render_template idxal laz谋md谋r,

372
00:19:49,730 --> 00:19:52,660
Siz y蓹qin ki, bir x蓹b蓹rdarl谋q almaq laz谋md谋r
ki, bu bar蓹d蓹 bildirin ed蓹c蓹k.

373
00:19:52,660 --> 00:19:56,700
Bel蓹 ki, 艧ablonu var.

374
00:19:56,700 --> 00:20:01,680
>> Bel蓹 ki, biz nec蓹 g枚st蓹ril蓹n etdik
, sad蓹 web pages yaratmaq

375
00:20:01,680 --> 00:20:04,947
v蓹 bir az daha m蓹ntiq 蓹lav蓹
Bu, d蓹yi艧蓹n mar艧rutla艧d谋rma bax谋m谋ndan.

376
00:20:04,947 --> 00:20:08,280
Bu 蓹sas谋nda m眉xt蓹lif 艧ey蓹 imkan verir
n蓹 sonra da getm蓹k v蓹 URL verir

377
00:20:08,280 --> 00:20:11,950
HTML bir az daha m蓹nada
h蓹r 艧eyi g枚st蓹rm蓹k ist蓹yir蓹m nec蓹 艧蓹rtl蓹ri.

378
00:20:11,950 --> 00:20:14,210
Siz b眉t眉n qoymaq yoxdur
Sizin Python HTML,

379
00:20:14,210 --> 00:20:16,640
lakin olduqca 莽ox 眉莽眉n
h蓹r web proqram,

380
00:20:16,640 --> 00:20:21,480
Siz bir n枚v ist蓹yir蓹m olacaq
data model il蓹 ba臒l谋.

381
00:20:21,480 --> 00:20:25,560
>> V蓹 bel蓹 茝n蓹n蓹vi olaraq, bu ki
bir SQL veril蓹nl蓹r bazas谋 kimi bir 艧ey ola bil蓹r.

382
00:20:25,560 --> 00:20:30,280
V蓹 yaln谋z qar艧谋l谋ql谋 bil蓹r
birba艧a SQL il蓹.

383
00:20:30,280 --> 00:20:32,190
Python var M蓹n deyirl蓹r edir蓹m.

384
00:20:32,190 --> 00:20:33,040
SQLite 3.

385
00:20:33,040 --> 00:20:38,454
Siz yaln谋z SQLite 3 idxal ed蓹 bil蓹r v蓹
birba艧a SQL sor臒u icra

386
00:20:38,454 --> 00:20:40,870
lakin M蓹n sizi bilmir蓹m,
lakin m蓹n, h蓹qiq蓹t蓹n, yaln谋z kimi deyil

387
00:20:40,870 --> 00:20:42,750
SQL queries yaz谋l谋.

388
00:20:42,750 --> 00:20:45,350
Bu, h蓹qiq蓹t蓹n almaq 眉莽眉n 莽al谋艧谋r
uzun v蓹 m眉r蓹kk蓹b.

389
00:20:45,350 --> 00:20:49,180
>> Bel蓹 ki, bir 艧ey ki,
M蓹n istifad蓹 var n蓹 kimi

390
00:20:49,180 --> 00:20:53,610
bir bir ORM kimi tan谋nan
obyekt-relational mapping.

391
00:20:53,610 --> 00:20:56,890
V蓹 bir point
obyekt-relational mapping,

392
00:20:56,890 --> 00:21:00,100
iki m眉xt蓹lif var ki
yollar谋 veril蓹nl蓹r bazas谋 haqq谋nda d眉艧眉nm蓹k olar.

393
00:21:00,100 --> 00:21:03,240
>> M蓹s蓹l蓹n Bel蓹 ki,
Professor Malan ad蓹t蓹n

394
00:21:03,240 --> 00:21:07,660
sinif istifad蓹 Excel masa edir
bu sat谋r v蓹 bu s眉tun var,

395
00:21:07,660 --> 00:21:10,210
v蓹 bunun 眉莽眉n h蓹qiq蓹t蓹n faydal谋d谋r
Bu SQL t蓹msil olunur nec蓹

396
00:21:10,210 --> 00:21:13,170
v蓹 bu il蓹 qar艧谋l谋ql谋 nec蓹, lakin
Bu h蓹qiq蓹t蓹n ba艧qa bir yol

397
00:21:13,170 --> 00:21:16,390
b蓹z蓹n bu bar蓹d蓹 d眉艧眉nm蓹k faydal谋,
D蓹rsl蓹r v蓹 obyektl蓹ri bax谋m谋ndan.

398
00:21:16,390 --> 00:21:20,420
>> Bel蓹 ki, 蓹v蓹zin蓹 d眉艧眉nc蓹
h蓹r bir masa olan kimi

399
00:21:20,420 --> 00:21:23,040
m眉蓹yy蓹n var ki, bu s谋ra
m蓹lumat, h蓹qiq蓹t蓹n bil蓹rsiniz

400
00:21:23,040 --> 00:21:26,100
olan kimi hesab
H蓹r bir masa bir sinif,

401
00:21:26,100 --> 00:21:29,810
v蓹 sonra h蓹r instansiya
class m眉蓹yy蓹n x眉susiyy蓹tl蓹ri var.

402
00:21:29,810 --> 00:21:35,110
Bel蓹 ki, bu n眉mun蓹, hallarda
sinif c蓹dv蓹ld蓹 sat谋r var,

403
00:21:35,110 --> 00:21:37,490
v蓹 sonra h蓹r m眉lkiyy蓹t ki
c蓹dv蓹ld蓹 bir s眉tun ola bil蓹r.

404
00:21:37,490 --> 00:21:40,840
>> Bel蓹 ki, m蓹n ist蓹yir蓹m ORM
peewee adlan谋r istifad蓹 etm蓹k.

405
00:21:40,840 --> 00:21:43,520
Bu n枚v Flask kimi, h蓹qiq蓹t蓹n ki莽ik.

406
00:21:43,520 --> 00:21:46,760
M蓹n onlar birlikd蓹 getm蓹k ki, hesab edir蓹m ki,
lakin dig蓹r ORMs bir 莽ox var

407
00:21:46,760 --> 00:21:47,730
istifad蓹 ed蓹 bil蓹rsiniz ki.

408
00:21:47,730 --> 00:21:52,180
Daha m蓹艧hur biridir
SQLAlchemy kimi tan谋nan,

409
00:21:52,180 --> 00:21:56,050
M蓹n niy蓹 ilk xat谋rlay谋ram bilm蓹z
, SQLAlchemy 眉z蓹rind蓹 peewee se莽di

410
00:21:56,050 --> 00:21:58,311
v蓹 ya m蓹n siz蓹 niy蓹 dem蓹k ist蓹yir蓹m
蓹n yax艧谋 biri hesab edir蓹m ki,

411
00:21:58,311 --> 00:22:01,060
lakin biz yaln谋z bu istifad蓹 etm蓹k olacaq
M蓹n istifad蓹 etm蓹k nec蓹 莽眉nki.

412
00:22:01,060 --> 00:22:04,760
>> Bel蓹 ki, bir sual, niy蓹
Bir ORM istifad蓹 narahat olmal谋d谋r,

413
00:22:04,760 --> 00:22:07,552
蓹v蓹zin蓹 yaln谋z birba艧a
SQL queries yaz谋l谋?

414
00:22:07,552 --> 00:22:09,760
M蓹n 蓹n yax艧谋 halda hesab edir蓹m ki,
Siz, h蓹qiq蓹t蓹n, yoxdur ki,

415
00:22:09,760 --> 00:22:11,356
SQL queries yazmaq laz谋md谋r.

416
00:22:11,356 --> 00:22:14,480
M蓹n siz蓹 g枚st蓹rm蓹k laz谋md谋r kimi Bu, 莽ox asand谋r
se莽im kimi 艧eyl蓹r, durub,

417
00:22:14,480 --> 00:22:16,157
silinm蓹si, x眉susil蓹 masalar yarad谋lmas谋.

418
00:22:16,157 --> 00:22:17,990
Bu 莽ox asand谋r
bir sinif strukturu yazmaq,

419
00:22:17,990 --> 00:22:22,250
Bu strukturu daha yarat
C蓹dv蓹l 艦蓹rhd蓹, lakin bir 艧ey

420
00:22:22,250 --> 00:22:25,710
, x蓹b蓹rdar olmaq ki,
ORM 蓹n yax艧谋 莽al谋艧aca臒谋q

421
00:22:25,710 --> 00:22:28,640
anlamaq 眉莽眉n n蓹 蓹n
s蓹m蓹r蓹li SQL sor臒u olacaq

422
00:22:28,640 --> 00:22:30,110
lakin b蓹z蓹n yanl谋艧 olur.

423
00:22:30,110 --> 00:22:32,660
>> V蓹 etdiyiniz x眉susil蓹
b枚y眉k bazas谋 il蓹 i艧,

424
00:22:32,660 --> 00:22:35,557
Bir sor臒u ki, qeyd ed蓹 bil蓹r
ki, s眉r蓹tli 莽al谋艧an olmal谋d谋r

425
00:22:35,557 --> 00:22:36,640
h蓹qiq蓹t蓹n art谋q edir.

426
00:22:36,640 --> 00:22:40,164
V蓹 nec蓹 ba艧l谋q alt谋nda baxsaq
ORM, SQL ki, t蓹rc眉m蓹 olunur

427
00:22:40,164 --> 00:22:42,080
bir 艧ey bunu bil蓹r
h蓹qiq蓹t蓹n g眉lm蓹li,

428
00:22:42,080 --> 00:22:44,371
yaln谋z sort 莽眉nki
Sizin niyy蓹t s蓹hv i艧ar蓹.

429
00:22:44,371 --> 00:22:48,080
V蓹 d蓹f蓹 burada olub
M蓹n bunu yaln谋艧 idi v蓹 yaln谋z sonra

430
00:22:48,080 --> 00:22:52,429
yaln谋z 枚z SQL queries icra
Bu q蓹rib蓹 bir 艧蓹kild蓹 t蓹hlil edildi.

431
00:22:52,429 --> 00:22:54,220
Bel蓹 ki, orada b蓹zi
yaln谋z yol, yer眉st眉

432
00:22:54,220 --> 00:22:58,680
Bu t蓹rtib ki, sizin
SQL daxil a艧a臒谋 hesabatlar谋.

433
00:22:58,680 --> 00:23:06,200
>> Bel蓹 ki, tez super baxaq
bir veri model bir sad蓹 misal

434
00:23:06,200 --> 00:23:07,350
Siz istifad蓹 ed蓹 bil蓹r ki,.

435
00:23:07,350 --> 00:23:11,880
Bel蓹 ki, bu Python kodu, v蓹
Siz ist蓹diyiniz ilk 艧ey edir

436
00:23:11,880 --> 00:23:12,950
peewee idxal *.

437
00:23:12,950 --> 00:23:15,850
Bel蓹 ki, Flask f蓹rqli olaraq siz harada
B眉t眉n bu f蓹rdi modullar谋,

438
00:23:15,850 --> 00:23:18,125
v蓹 Flask idxal etm蓹k ist蓹yirik v蓹
艦ablon v蓹 b蓹zi ba艧qalar谋 yazmaq

439
00:23:18,125 --> 00:23:20,690
Biz sonra g枚r蓹c蓹ksiniz ki, Peewee olan,
yaln谋z h蓹r 艧eyi ed蓹 bil蓹rsiniz

440
00:23:20,690 --> 00:23:22,290
莽眉nki bu, olduqca ki莽ik bir kitabxana var.

441
00:23:22,290 --> 00:23:26,490
>> Bel蓹 ki, Siz ist蓹diyiniz ilk 艧ey,
h蓹qiq蓹t蓹n, bu veril蓹nl蓹r bazas谋 obyekt yaratmaq.

442
00:23:26,490 --> 00:23:31,212
Bel蓹 ki, siz db = SqliteDatabase,
v蓹 sonra bazas谋 ad谋.

443
00:23:31,212 --> 00:23:33,170
Bu, h蓹qiq蓹t蓹n, irad蓹
bir veril蓹nl蓹r bazas谋 obyekt yaratmaq

444
00:23:33,170 --> 00:23:36,230
Siz Peewee il蓹 qar艧谋l谋ql谋 bil蓹r.

445
00:23:36,230 --> 00:23:40,570
>> V蓹 sonra, biz faktiki var
yaratmaq ist蓹yirik model.

446
00:23:40,570 --> 00:23:42,470
Bel蓹 ki, masa yaratmaq ist蓹yirik.

447
00:23:42,470 --> 00:23:47,270
Bel蓹 ki, Peewee 蓹rzind蓹, h蓹r bir sinif var
bazas谋 蓹rzind蓹 枚z masa.

448
00:23:47,270 --> 00:23:52,800
Bel蓹 ki, d蓹rsl蓹ri b眉t眉n
baza model varis,

449
00:23:52,800 --> 00:23:55,960
v蓹 kapital M model
peewee m眉蓹yy蓹n bir 艧ey.

450
00:23:55,960 --> 00:24:02,162
>> Bel蓹 ki, sizin modell蓹ri b眉t眉n olmal谋d谋r
onlar谋n y眉ks蓹k superclass kimi varis,

451
00:24:02,162 --> 00:24:04,620
onlar varis laz谋md谋r
model, lakin h蓹qiq蓹t蓹n s蓹rin var n蓹,

452
00:24:04,620 --> 00:24:07,610
Siz, h蓹qiq蓹t蓹n, sizin ola bil蓹r ki,
modell蓹ri bir-birind蓹n irs.

453
00:24:07,610 --> 00:24:10,530
V蓹 莽ox vaxt, sizin
data modell蓹ri m眉tl蓹q deyil

454
00:24:10,530 --> 00:24:13,754
g枚z蓹l miras iyerarxiya, lakin
onlar harada d蓹f蓹, bu, h蓹qiq蓹t蓹n g枚z蓹l

455
00:24:13,754 --> 00:24:15,920
Siz model var, 莽眉nki
bir-birind蓹n xas.

456
00:24:15,920 --> 00:24:19,710
>> Bel蓹 ki, biz bu sinif m眉蓹yy蓹n
Bir model v蓹r蓹s蓹lik "艧agird",

457
00:24:19,710 --> 00:24:21,170
v蓹 眉莽 x眉susiyy蓹tl蓹ri var.

458
00:24:21,170 --> 00:24:24,080
Bu ki, bir ID var
bir PrimaryKeyField olan

459
00:24:24,080 --> 00:24:26,920
t蓹qdim ki, bir 艧ey deyil
Peewee, ad谋 Charfield deyil,

460
00:24:26,920 --> 00:24:28,490
v蓹 bir sinif bir IntegerField edir.

461
00:24:28,490 --> 00:24:32,260
Bel蓹 ki, bu v蓹 ya ola bil蓹r
nec蓹 CS50 h蓹qiq蓹t蓹n b眉t眉n ma臒azalar

462
00:24:32,260 --> 00:24:33,650
t蓹l蓹b蓹l蓹rin notlar谋.

463
00:24:33,650 --> 00:24:36,060
Bu deyil, lakin bu, m蓹n bunu nec蓹 edir.

464
00:24:36,060 --> 00:24:37,920
>> V蓹 sonra 蓹rzind蓹 var
Bu sinif v蓹 bu

465
00:24:37,920 --> 00:24:41,620
Siz ed蓹 bil蓹rsiniz bir 艧eydir
Python, siz nested d蓹rsl蓹ri ola bil蓹r.

466
00:24:41,620 --> 00:24:43,920
Bu bir 艧ey deyil
ki peewee t蓹l蓹b olunur.

467
00:24:43,920 --> 00:24:47,250
Bel蓹 ki, bu sinif Meta, siz
veril蓹nl蓹r bazas谋 ki, m眉蓹yy蓹n etm蓹k 眉莽眉n

468
00:24:47,250 --> 00:24:49,830
obyekt b蓹rab蓹r
Yuxar谋da yaratd谋臒谋.

469
00:24:49,830 --> 00:24:54,339
Bu fayl bu masa n蓹 deyir
h蓹qiq蓹t蓹n olan olacaq.

470
00:24:54,339 --> 00:24:57,130
Bel蓹 ki, bu bir 艧ey deyil
Sizin modell蓹ri b眉t眉n 蓹rzind蓹 etm蓹k.

471
00:24:57,130 --> 00:24:59,380
Siz yaln谋z m眉蓹yy蓹n etm蓹k
Bu Meta sinif daxilind蓹

472
00:24:59,380 --> 00:25:01,400
ki, veril蓹nl蓹r bazas谋 db b蓹rab蓹rdir.

473
00:25:01,400 --> 00:25:03,940
M蓹n 蓹g蓹r m蓹n ad蓹t蓹n n蓹
m眉xt蓹lif modell蓹ri bir d蓹st蓹,

474
00:25:03,940 --> 00:25:05,910
M蓹n bir baza var
model, M蓹n ad蓹t蓹n

475
00:25:05,910 --> 00:25:08,839
yaln谋z "baza model" z蓹ng
ki, Meta sinif var,

476
00:25:08,839 --> 00:25:10,380
v蓹 DB b蓹rab蓹r bazas谋 edir.

477
00:25:10,380 --> 00:25:13,710
V蓹 m蓹nim sonrak谋 modell蓹ri sonra b眉t眉n
ki, baza sinif varis ed蓹c蓹k.

478
00:25:13,710 --> 00:25:16,760
V蓹 sonra m蓹n narahat yoxdur
Meta sinif yarad谋lmas谋 haqq谋nda.

479
00:25:16,760 --> 00:25:21,490
>> Bel蓹 ki, bu, h蓹qiq蓹t蓹n, olur
bir SQL b蓹yanat daxil a艧a臒谋 t蓹rtib,

480
00:25:21,490 --> 00:25:24,875
a艧a臒谋 bu murdar 艧ey kimi g枚r眉n眉r
Burada, "masa t蓹l蓹b蓹 ID tam yarad谋n

481
00:25:24,875 --> 00:25:26,020
"N蓹.

482
00:25:26,020 --> 00:25:30,002
>> V蓹 m蓹n bu q谋sa hesab edir ki,
burada bu SQL sor臒u,

483
00:25:30,002 --> 00:25:32,960
ancaq burada bu sinif baxsaq
Siz ged蓹n d蓹qiq n蓹 ed蓹 bil蓹rsiniz.

484
00:25:32,960 --> 00:25:36,116
Siz yataqlar谋n谋n n蓹 n枚v ed蓹 bil蓹rsiniz
onlar adlan谋r n蓹 var,

485
00:25:36,116 --> 00:25:38,115
v蓹 m蓹n hesab edir蓹m ki,
Bu Python kodu baxaraq

486
00:25:38,115 --> 00:25:43,340
daha 莽ox oxunaql谋
Bu SQL sor臒u yazmaq 眉莽眉n 莽al谋艧谋r谋q.

487
00:25:43,340 --> 00:25:45,990
>> Bel蓹 ki, 眉莽眉n h蓹qiq蓹t蓹n
veril蓹nl蓹r bazas谋 istifad蓹,

488
00:25:45,990 --> 00:25:48,470
biz Python 蓹rzind蓹 qo艧ulmaq laz谋md谋r.

489
00:25:48,470 --> 00:25:52,770
Bel蓹 ki, m蓹n ad蓹t蓹n adl谋 funksiyas谋 yazmaq
iki 艧eyi edir initialize_db.

490
00:25:52,770 --> 00:25:54,880
Bu veril蓹nl蓹r bazas谋 edir
object db v蓹

491
00:25:54,880 --> 00:25:58,360
yaln谋z a莽an, onu birl蓹艧dirir
veril蓹nl蓹r bazas谋 b枚lm蓹sin蓹 q蓹d蓹r.

492
00:25:58,360 --> 00:26:00,860
Siz yaln谋z baxmayaraq 莽al谋艧t谋r谋yorsan谋z
yerli ma艧谋n haqqinda,

493
00:26:00,860 --> 00:26:04,320
Bu narahat bir super b枚y眉k deyil
birl蓹艧dir蓹n v蓹 ay谋r谋c谋 haqq谋nda

494
00:26:04,320 --> 00:26:06,885
ancaq 莽al谋艧an 蓹g蓹r
Bir web, siz

495
00:26:06,885 --> 00:26:10,010
蓹min zaman bir istifad蓹莽i, 蓹min etm蓹k ist蓹yir蓹m
Onlar yax谋n zaman, bu ba臒lan谋r

496
00:26:10,010 --> 00:26:12,270
bax, onlar bel蓹 ay谋rmaq siz
ba臒l谋 bir d蓹st蓹 yoxdur

497
00:26:12,270 --> 00:26:14,480
Sizin bazas谋nda b眉t眉n bir d蓹f蓹.

498
00:26:14,480 --> 00:26:16,370
>> V蓹 sonra, zaman
bazas谋nda ba臒lanmak,

499
00:26:16,370 --> 00:26:20,832
Siz db.create_tables z蓹ng etm蓹k ist蓹yir蓹m
v蓹 ist蓹diyiniz 眉莽眉n modell蓹r siyah谋s谋

500
00:26:20,832 --> 00:26:21,540
masalar yaratmaq.

501
00:26:21,540 --> 00:26:23,950
Bel蓹 ki, burada, m蓹n yaln谋z ist蓹yir蓹m
Bu t蓹l蓹b蓹 眉莽眉n yaratmaq.

502
00:26:23,950 --> 00:26:28,070
V蓹 sonra, vacibdir n蓹, edir
t蓹hl眉k蓹siz = True 莽ox vaxt m眉蓹yy蓹n.

503
00:26:28,070 --> 00:26:30,380
Bel蓹 ki, n蓹 bu b蓹yanat
ed蓹c蓹yik, bu idimi

504
00:26:30,380 --> 00:26:33,580
眉莽眉n masalar yarad谋r
t蓹l蓹b蓹 model, lakin yaln谋z

505
00:26:33,580 --> 00:26:36,109
ki, masa deyil, 蓹g蓹r
art谋q yarad谋lm谋艧d谋r.

506
00:26:36,109 --> 00:26:37,400
N蓹 t蓹hl眉k蓹siz 蓹sas蓹n x眉susi var.

507
00:26:37,400 --> 00:26:39,150
Bel蓹 ki, yazmaq olmaz
M枚vcud masa,

508
00:26:39,150 --> 00:26:41,525
Yaln谋z bir yeni yaradacaq
masa yoxdur bir olarsa.

509
00:26:41,525 --> 00:26:45,090
Bel蓹 ki, yaln谋z yarada bil蓹r
masalar bir SQL istifad蓹 ed蓹r蓹k.

510
00:26:45,090 --> 00:26:49,410
V蓹 sonra bazas谋 oturan
orada, sonra h蓹r d蓹f蓹 qo艧ulmaq,

511
00:26:49,410 --> 00:26:52,450
lakin bu, yaln谋z ad蓹t蓹n g枚z蓹l
bu create_tables z蓹ng qoymaq,

512
00:26:52,450 --> 00:26:55,550
bel蓹 ki, he莽 silm蓹k 蓹g蓹r sizin
veril蓹nl蓹r bazas谋 zaman web run

513
00:26:55,550 --> 00:26:57,960
app yenid蓹n, bu yeniden olacaq.

514
00:26:57,960 --> 00:27:00,730
>> Bel蓹 ki, yaln谋z t蓹hl眉k蓹siz 蓹min olun
True olmaq 眉莽眉n m眉蓹yy蓹n edilir,

515
00:27:00,730 --> 00:27:03,580
v蓹 ya sad蓹c蓹 sizin data tapa
h蓹r zaman clobbered almaq.

516
00:27:03,580 --> 00:27:06,380
V蓹 sonra, yaln谋z z蓹ng ed蓹 bil蓹rsiniz
yaratmaq initialize_db

517
00:27:06,380 --> 00:27:09,820
蓹laq蓹 v蓹 yaratmaq
masalar z蓹ruri hallarda.

518
00:27:09,820 --> 00:27:13,150
>> Bel蓹 ki, 蓹n 眉mumi 艧ey
Siz n蓹 etm蓹k ist蓹yir蓹m ki,

519
00:27:13,150 --> 00:27:15,920
v蓹 ya 蓹n 眉mumi 艧eyi biridir,
h蓹qiq蓹t蓹n 艧eyi daxil edir

520
00:27:15,920 --> 00:27:17,170
Sizin bazas谋nda.

521
00:27:17,170 --> 00:27:19,430
Bel蓹 ki, daha 莽ox olan
INTO bir daxil yazmaq

522
00:27:19,430 --> 00:27:21,990
b眉t眉n b蓹yanat谋
d蓹y蓹rl蓹ri m眉蓹yy蓹n,

523
00:27:21,990 --> 00:27:24,650
Siz, h蓹qiq蓹t蓹n, z蓹ng ed蓹 bil蓹rsiniz
t蓹l蓹b蓹 sinif f蓹aliyy蓹t g枚st蓹rir.

524
00:27:24,650 --> 00:27:28,200
Bel蓹 ki, bir sinif bil蓹n
ki, model v蓹r蓹s蓹lik

525
00:27:28,200 --> 00:27:30,200
Bu metodu yaratmaq var.

526
00:27:30,200 --> 00:27:33,870
>> Bel蓹 ki, sinif name.create etm蓹k,
v蓹 parametrl蓹ri daxil

527
00:27:33,870 --> 00:27:35,260
Siz ke莽m蓹k ist蓹yir蓹m.

528
00:27:35,260 --> 00:27:39,200
Bel蓹 ki, m蓹n b蓹zi 艧agirdl蓹r 蓹lav蓹 etm蓹k ist蓹yirsinizs蓹
Bizim CS50 grade kitab M蓹s蓹l蓹n,

529
00:27:39,200 --> 00:27:41,820
M蓹n kim var David qoymaq laz谋md谋r
莽ox yax艧谋 d蓹r蓹c蓹li, o, 95 var.

530
00:27:41,820 --> 00:27:45,100
V蓹 枚z眉m眉, kim bunu deyil
bel蓹 d蓹 CS50, m蓹n bir 50 var.

531
00:27:45,100 --> 00:27:47,600
Bel蓹 ki, g枚z蓹l 艧ey haqq谋nda
Bu yaratmaq funksiyas谋 n蓹,

532
00:27:47,600 --> 00:27:53,040
Bu instansiya qaytar谋r, v蓹 ya ki,
sat谋r, masa 莽蓹r莽iv蓹sind蓹 yarad谋lm谋艧 ki,

533
00:27:53,040 --> 00:27:55,750
v蓹 bel蓹 sonra bir ki, saxlamaq
d蓹yi艧蓹n v蓹 daha sonra i艧.

534
00:27:55,750 --> 00:27:58,830
Siz 蓹traf谋nda d蓹yi艧蓹 bil蓹rsiniz olan
M蓹n bir n眉mun蓹 g枚st蓹rm蓹k laz谋md谋r.

535
00:27:58,830 --> 00:28:03,050
>> M蓹n deyil ki, qeyd
ID m眉蓹yy蓹n etm蓹k,

536
00:28:03,050 --> 00:28:09,340
Bu ild蓹n 莽眉nki
PrimaryKeyField, avtomatik olaraq ed蓹c蓹k

537
00:28:09,340 --> 00:28:10,930
Siz daxil deyil, 蓹g蓹r artt谋rmay谋.

538
00:28:10,930 --> 00:28:12,250
V蓹 蓹slind蓹, y蓹qin ki,
Onu m眉蓹yy蓹n deyil,

539
00:28:12,250 --> 00:28:14,810
Siz t蓹sad眉f蓹n bil蓹r, 莽眉nki
Ba艧qas谋n谋n ID d枚ym蓹k.

540
00:28:14,810 --> 00:28:16,830
V蓹 etm蓹k ist蓹yir蓹m
Bu unikal 蓹min olun.

541
00:28:16,830 --> 00:28:20,662
>> Bel蓹 ki, h蓹qiq蓹t蓹n, 蓹n
Siz ist蓹diyiniz 眉mumi 艧ey,

542
00:28:20,662 --> 00:28:22,620
y蓹qin ki, se莽in
Siz bir d蓹f蓹 bazas谋n谋n

543
00:28:22,620 --> 00:28:24,078
orada bir 莽ox informasiya var.

544
00:28:24,078 --> 00:28:27,360
Bel蓹 ki, h蓹r 艧ey almaq ist蓹yirsinizs蓹,
bel蓹 se莽in ulduz ekvivalent

545
00:28:27,360 --> 00:28:30,940
t蓹l蓹b蓹l蓹r 艧蓹rhd蓹, onu
yaln谋z student.select olard谋.

546
00:28:30,940 --> 00:28:34,380
V蓹 bir s谋ra siz蓹 geri ver蓹c蓹k
艧agirdin b眉t眉n bu obyektl蓹rin

547
00:28:34,380 --> 00:28:35,770
Siz 眉z蓹rind蓹 t蓹krarlamaq ki, ist蓹yir蓹m.

548
00:28:35,770 --> 00:28:37,019
Siz 艧eyi 蓹ld蓹 ed蓹 bil蓹rsiniz.

549
00:28:37,019 --> 00:28:39,310
V蓹 莽ox vaxt, siz
yaln谋z se莽in etm蓹k ist蓹mir蓹m,

550
00:28:39,310 --> 00:28:40,935
Siz, h蓹qiq蓹t蓹n, bir 艧ey ifad蓹 etm蓹k ist蓹yir蓹m.

551
00:28:40,935 --> 00:28:44,580
Bel蓹 ki, siz z蓹ncir bil蓹rsiniz
birlikd蓹 bu funksiyas谋 z蓹ngl蓹r,

552
00:28:44,580 --> 00:28:48,830
nec蓹 z蓹ncir oldu臒u kimi
SQL birlikd蓹 hesabatlar谋.

553
00:28:48,830 --> 00:28:53,002
Bel蓹 ki,) (student.select ed蓹 bil蓹rsiniz. Harada
Bu misalda.

554
00:28:53,002 --> 00:28:54,710
V蓹 sonra, siz
艧蓹rait m眉蓹yy蓹n

555
00:28:54,710 --> 00:28:57,880
yaln谋z normal Python istifad蓹
Booleans 艧eyi yoxlamaq.

556
00:28:57,880 --> 00:29:02,110
>> Bel蓹 ki, bu halda, siz ist蓹yir蓹m
, siz se莽ilm蓹si ne m蓹hdudla艧d谋rmaq

557
00:29:02,110 --> 00:29:06,790
student.grade 50 b蓹rab蓹r oldu臒u,
v蓹 student.name, Ezra b蓹rab蓹rdir

558
00:29:06,790 --> 00:29:09,130
bel蓹 ki, yaln谋z m蓹n蓹 olacaq.

559
00:29:09,130 --> 00:29:11,340
V蓹 h蓹qiq蓹t蓹n, bir qeyd
inc蓹 艧ey burada

560
00:29:11,340 --> 00:29:15,570
Siz m眉蓹yy蓹n etm蓹k ist蓹yirsinizs蓹, ki,
bir v蓹 / v蓹 ya v蓹 / v蓹 ya,

561
00:29:15,570 --> 00:29:19,840
Python, normal istifad蓹 edir,
M蓹n s枚z眉 "v蓹" h蓹qiq蓹t蓹n hesab edir蓹m ki,

562
00:29:19,840 --> 00:29:23,351
lakin burada bir i艧areti istifad蓹
olan normal bir bitwise operator,

563
00:29:23,351 --> 00:29:25,600
lakin bu x眉susi halda,
yaln谋z yol peewee yoxdur,

564
00:29:25,600 --> 00:29:27,660
Siz t蓹k istifad蓹
ampersand m眉蓹yy蓹n "v蓹 s." 眉莽眉n

565
00:29:27,660 --> 00:29:29,451
Ki, bir 艧ey var ki,
M蓹n bir 莽ox qar谋艧d谋r谋l谋r almaq,

566
00:29:29,451 --> 00:29:32,530
lakin bu g蓹lm蓹k deyil
praktikada 莽ox.

567
00:29:32,530 --> 00:29:36,350
>> V蓹 sonra, bir d蓹f蓹 b眉t眉n var
veril蓹nl蓹r bazas谋 h蓹yata t蓹l蓹b蓹l蓹r,

568
00:29:36,350 --> 00:29:39,420
g枚rm眉艧眉k d蓹f蓹 se莽in ist蓹yirik
v蓹 geyimi v蓹 ya h蓹r hans谋,

569
00:29:39,420 --> 00:29:42,334
Bir foreach loop istifad蓹 ed蓹 bil蓹rsiniz,
yaln谋z Python normal kimi

570
00:29:42,334 --> 00:29:44,500
iterator h蓹r hans谋 il蓹
v蓹 ya serial谋n h蓹r hans谋 il蓹.

571
00:29:44,500 --> 00:29:46,333
Bel蓹 ki, s, ed蓹 bil蓹rsiniz
student.select da (). whe

572
00:29:46,333 --> 00:29:52,930
(Student.grade <75) v蓹 bu yenid蓹n
c蓹dv蓹ld蓹 h蓹r bir t蓹l蓹b蓹 眉z蓹rind蓹 t蓹krarlamaq

573
00:29:52,930 --> 00:29:56,260
Onun grade az 75 olan
bu halda, h蓹l蓹 d蓹 yaln谋z m蓹n蓹 deyil.

574
00:29:56,260 --> 00:29:59,218
V蓹 sonra 蓹rzind蓹 bir 艧ey ola bil蓹r
ki loop kimi m蓹n蓹 bir e-po莽t g枚nd蓹rm蓹k

575
00:29:59,218 --> 00:30:01,680
v蓹 m蓹n蓹 h蓹qiq蓹t蓹n dem蓹k
M蓹nim Problem Sets a莽谋n.

576
00:30:01,680 --> 00:30:04,550
>> Bel蓹 ki, ba艧qa bir 艧ey ed蓹 bil蓹rsiniz
Bunu, bu, h蓹qiq蓹t蓹n asan deyil

577
00:30:04,550 --> 00:30:06,460
masa 莽蓹r莽iv蓹sind蓹 sat谋r yenil蓹m蓹.

578
00:30:06,460 --> 00:30:08,720
Bel蓹 ki, burada geri xat谋rlay谋ram,
Sizin m蓹n daxil,

579
00:30:08,720 --> 00:30:11,440
M蓹n d蓹y蓹r ald谋
student.create geri,

580
00:30:11,440 --> 00:30:14,920
M蓹n Ezra adl谋 ad谋 onu t蓹yin.

581
00:30:14,920 --> 00:30:18,995
V蓹 indi, d蓹yi艧蓹 bil蓹rsiniz
ki, m蓹s蓹l蓹n 蓹rzind蓹 d蓹y蓹rl蓹r,

582
00:30:18,995 --> 00:30:20,870
yaln谋z kimi ki, bir
Python normal sinif.

583
00:30:20,870 --> 00:30:25,060
>> Bel蓹 ki, m眉蓹yy蓹n ed蓹 bil蓹rsiniz ezra.grade = 95 v蓹
ki, yerli sur蓹ti yenil蓹yir,

584
00:30:25,060 --> 00:30:28,380
lakin h蓹qiq蓹t蓹n ist蓹yirsinizs蓹
veril蓹nl蓹r bazas谋 ki, d蓹yi艧iklik t枚r蓹tm蓹k,

585
00:30:28,380 --> 00:30:31,410
Siz ezra.save z蓹ng etm蓹k
bel蓹 ki, saxla metodu adlan谋r

586
00:30:31,410 --> 00:30:32,650
instansiya.

587
00:30:32,650 --> 00:30:38,085
>> V蓹 indi, u臒urla d蓹yi艧ib
veril蓹nl蓹r bazas谋 蓹rzind蓹 枚z grade.

588
00:30:38,085 --> 00:30:41,210
Bel蓹 ki, sonra m蓹n sak谋n ki, bildirin
veril蓹nl蓹r bazas谋 蓹rzind蓹 m蓹nim d蓹r蓹c蓹li d蓹yi艧ir.

589
00:30:41,210 --> 00:30:44,126
Professor Malan y蓹qin ki, davam edir
sinif m蓹ni silm蓹k ist蓹yir蓹m,

590
00:30:44,126 --> 00:30:48,630
v蓹 siz silin z蓹ng ed蓹 bil蓹rsiniz
ki, yaln谋z 艧ey instansiya 眉sulu.

591
00:30:48,630 --> 00:30:51,674
>> Ist蓹yirdi Bel蓹 ki, getm蓹k 眉莽眉n
geri bu loop burada,

592
00:30:51,674 --> 00:30:53,465
v蓹 h蓹qiq蓹t蓹n yerin蓹
e-po莽t b眉t眉n g枚nd蓹rilm蓹si

593
00:30:53,465 --> 00:30:56,577
t蓹l蓹b蓹 kimin grade az
75 莽ox, siz onlar谋 silm蓹k ist蓹yirdi,

594
00:30:56,577 --> 00:30:58,660
Bu loop 蓹rzind蓹 bil蓹r
s.delete instansiya z蓹ng.

595
00:30:58,660 --> 00:31:04,180

596
00:31:04,180 --> 00:31:07,780
V蓹 Siz ist蓹diyiniz son 艧ey,
Bir ke莽id yaratmaq zaman deyil,

597
00:31:07,780 --> 00:31:10,350
v蓹 sizin i艧 il蓹 tamamlay谋n
Siz db.close z蓹ng etm蓹k ist蓹yir蓹m

598
00:31:10,350 --> 00:31:13,190
burada db veril蓹nl蓹r bazas谋 var
biz 蓹vv蓹l idi ki, etiraz.

599
00:31:13,190 --> 00:31:18,290
V蓹 蓹min etm蓹k ist蓹yir蓹m
h蓹r 艧ey h蓹yata ba臒lad谋 olur.

600
00:31:18,290 --> 00:31:18,790
>> Cool.

601
00:31:18,790 --> 00:31:22,410
Bel蓹 ki, indi m蓹n n眉mun蓹 proqram.

602
00:31:22,410 --> 00:31:26,880
I n枚v yaln谋z h蓹r 艧eyi 蓹vv蓹lc蓹d蓹n etdik
ki, h蓹r hans谋 bir canl谋 kodla艧d谋rma olmayacaq

603
00:31:26,880 --> 00:31:30,220
s蓹hvl蓹r, lakin biz vasit蓹sil蓹 g蓹zm蓹k olar
Bu v蓹 kolba qoymaq olard谋 nec蓹

604
00:31:30,220 --> 00:31:33,685
v蓹 birlikd蓹 peewee,
v蓹 sad蓹 app edir.

605
00:31:33,685 --> 00:31:38,680
M蓹n CS50 rant z蓹ng v蓹 bu
sad蓹 bir blog platforma sort.

606
00:31:38,680 --> 00:31:41,150
>> Bel蓹 ki, ilk, m蓹n onu run laz谋md谋r v蓹
, bu kimi g枚r眉n眉r n蓹 g枚st蓹rm蓹k

607
00:31:41,150 --> 00:31:42,890
sonra biz kodu daxil daha baxmaq olar.

608
00:31:42,890 --> 00:32:00,470

609
00:32:00,470 --> 00:32:02,830
OK, bel蓹 ki, yaln谋z bu run ed蓹k.

610
00:32:02,830 --> 00:32:14,040

611
00:32:14,040 --> 00:32:17,250
M蓹n bu s蓹rin etm蓹k laz谋md谋r
bir az ki莽ik.

612
00:32:17,250 --> 00:32:20,000
Bu, sad蓹c蓹, 莽眉nki 莽ox olduqca var
M蓹n CSS bir 莽ox etm蓹yib

613
00:32:20,000 --> 00:32:23,255
lakin bu n蓹 o edir
blog bu bazas谋

614
00:32:23,255 --> 00:32:25,630
v蓹 b眉t眉n ke莽ir
onlara v蓹 bu onlara g枚st蓹rilir

615
00:32:25,630 --> 00:32:28,170
茝n son s谋ras谋na s蓹hif蓹.

616
00:32:28,170 --> 00:32:30,920
V蓹 bu yaln谋z bir ismar谋c var
M蓹n bazas谋nda saxlan谋l谋r ki,.

617
00:32:30,920 --> 00:32:35,680
>> Biz yeni yaratmaq ist蓹yirsinizs蓹 Bel蓹 ki,
post, biz yeni bir yaz谋 蓹lav蓹 ed蓹 bil蓹rsiniz

618
00:32:35,680 --> 00:32:42,720
v蓹 biz ad谋 daxil ed蓹 bil蓹rsiniz
post, bel蓹 ki, bir 艧ey kimi, CS50 seminar.

619
00:32:42,720 --> 00:32:45,360

620
00:32:45,360 --> 00:32:46,735
Wow, h蓹qiq蓹t蓹n seminar z枚vq.

621
00:32:46,735 --> 00:32:51,070

622
00:32:51,070 --> 00:32:52,270
>> Cool.

623
00:32:52,270 --> 00:32:56,060
Sonra post bas谋n v蓹 olacaq
茝sas s蓹hif蓹y蓹 geri y枚nlendirme,

624
00:32:56,060 --> 00:33:00,039
v蓹 sonra ki, g枚r眉rs眉n眉z
Son post 蓹lav蓹 edildi.

625
00:33:00,039 --> 00:33:01,580
V蓹 biz h蓹l蓹 b眉t眉n olanlar谋 var.

626
00:33:01,580 --> 00:33:08,080
Bel蓹 ki, indi-nin b眉t眉n vasit蓹sil蓹 add谋m imkan
kodu v蓹 bu h蓹yata nec蓹.

627
00:33:08,080 --> 00:33:11,995
>> Bel蓹 ki, m蓹n ed蓹k ilk 艧ey hesab edir蓹m
h蓹qiq蓹t蓹n modell蓹ri n蓹z蓹r.

628
00:33:11,995 --> 00:33:14,120
Bir 莽ox vaxt, zaman
茝g蓹r bir 艧ey dizayn etdiyiniz,

629
00:33:14,120 --> 00:33:17,036
Siz nec蓹 haqq谋nda ilk d眉艧眉nm蓹k ist蓹yir蓹m
Sizin data t蓹msil olacaq

630
00:33:17,036 --> 00:33:22,915
v蓹 sonra 蓹traf谋nda 艧eyi dizayn,
bel蓹 ki, h蓹r 艧ey 蓹h蓹miyy蓹t k蓹sb edir.

631
00:33:22,915 --> 00:33:25,290
V蓹 m蓹n nec蓹 蓹slind蓹
M蓹n bu edilm蓹si zaman, bunu

632
00:33:25,290 --> 00:33:28,030
M蓹n oturdu v蓹 fikir
M蓹n bir yaz谋 n蓹 ist蓹yirsiniz.

633
00:33:28,030 --> 00:33:32,130
>> Bel蓹 ki, burada biz eyni struktur var
M蓹n 蓹vv蓹ll蓹r qeyd edilmi艧dir ki,

634
00:33:32,130 --> 00:33:33,755
biz db = Sqldatabase (posts.db) harada.

635
00:33:33,755 --> 00:33:37,840

636
00:33:37,840 --> 00:33:40,980
茝slind蓹, siz y蓹qin ki, ist蓹mir蓹m
Sizin ad谋 bazalar谋 s蓹rt kodu.

637
00:33:40,980 --> 00:33:43,730
Bu y蓹qin ki, bir parametri olmal谋d谋r
b蓹lk蓹, bir yerd蓹 saxlan谋l谋r

638
00:33:43,730 --> 00:33:45,940
bir konfiqurasiya fayl谋nda, lakin
ox艧ar ki莽ik bir n眉mun蓹sidir,

639
00:33:45,940 --> 00:33:48,310
bu a臒谋r kodu OK.

640
00:33:48,310 --> 00:33:53,510
>> Bel蓹 ki, indi biz bu Post sinif,
olan baza model v蓹r蓹s蓹lik.

641
00:33:53,510 --> 00:33:56,930
V蓹 yen蓹 var
ID = PrimaryKeyField.

642
00:33:56,930 --> 00:34:02,250
茝slind蓹, siz m眉蓹yy蓹n yoxsa,
M蓹n, h蓹qiq蓹t蓹n, bu xilas 蓹g蓹r,

643
00:34:02,250 --> 00:34:07,152
sonra biz qay臒谋 olacaq peewee
avtomatik olaraq ID sah蓹sind蓹 yaratmaq,

644
00:34:07,152 --> 00:34:09,360
v蓹 avtomatik olaraq ed蓹c蓹k
bir PrimaryKey, ed蓹n

645
00:34:09,360 --> 00:34:12,485
M蓹n, 莽眉nki ad蓹t蓹n, h蓹qiq蓹t蓹n, g枚z蓹l hesab edir蓹m
ki, siz ist蓹diyiniz bir 艧ey

646
00:34:12,485 --> 00:34:16,239
amma x眉susi onu qoymaq ist蓹yir蓹m,
yaln谋z m蓹n orada var unutmay谋n.

647
00:34:16,239 --> 00:34:19,480
Amma siz ki, m眉蓹yy蓹n yoxsa,
avtomatik olaraq olacaq.

648
00:34:19,480 --> 00:34:22,198
>> Bel蓹likl蓹, m蓹n bir tarix var ki,
bir DateTimeField v蓹 b眉t眉n

649
00:34:22,198 --> 00:34:24,864
bu m眉xt蓹lif sah蓹l蓹ri, 蓹g蓹r
peewee s蓹n蓹dl蓹rin baxmaq,

650
00:34:24,864 --> 00:34:28,920
Bu m眉xt蓹lif siyah谋s谋n谋 ver蓹c蓹yik
istifad蓹 ed蓹 bil蓹rsiniz sah蓹l蓹rind蓹 n枚vl蓹ri.

651
00:34:28,920 --> 00:34:34,440
脟ox hiss蓹si 眉莽眉n, bu analoji var
SQL g枚rm蓹k n蓹 眉莽眉n.

652
00:34:34,440 --> 00:34:37,699
Bel蓹 ki, bir Charfield bir var
VarCharFields, textfields,

653
00:34:37,699 --> 00:34:40,550
莽ox uzun olan var
bir blog kimi m蓹tnl蓹r,

654
00:34:40,550 --> 00:34:44,460
potensial DateTimeFields,
DoubleFields, FloatFields,

655
00:34:44,460 --> 00:34:46,100
kimi h蓹r 艧eyi.

656
00:34:46,100 --> 00:34:51,570
>> V蓹 dig蓹r d蓹lill蓹ri ke莽蓹 bil蓹r
bu, m蓹n burada m眉蓹yy蓹n etm蓹y蓹n.

657
00:34:51,570 --> 00:34:55,719
Say, misal 眉莽眉n, ist蓹m蓹di
iki ismar谋艧lar谋 eyni ad谋 var imkan,

658
00:34:55,719 --> 00:34:59,672
Siz m眉蓹yy蓹n ed蓹 bil蓹r
True unikal kimi bir 艧ey =

659
00:34:59,672 --> 00:35:02,880
v蓹 yaln谋z 蓹lav蓹 parametr var
Bu onu t蓹rtib zaman sah蓹

660
00:35:02,880 --> 00:35:06,865
SQL, bu m眉蓹yy蓹n ed蓹c蓹k
Bu var ki, unikal olmaq 眉莽眉n.

661
00:35:06,865 --> 00:35:09,740
Siz h蓹m莽inin kimi bir 艧ey daxil ed蓹 bil蓹rsiniz
Biz null v蓹 b眉t眉n ba艧qa 艧eyl蓹r

662
00:35:09,740 --> 00:35:11,750
Normal SQL yoxdur.

663
00:35:11,750 --> 00:35:16,020
Bel蓹 ki, bu olduqca sad蓹
tarixi var model.

664
00:35:16,020 --> 00:35:19,460
DateTimeField 蓹rzind蓹 burada ed蓹k,
M蓹n default n蓹 ifad蓹 edildi.

665
00:35:19,460 --> 00:35:22,560
M蓹n onu m眉蓹yy蓹n
, datetime.datetime.now

666
00:35:22,560 --> 00:35:24,920
脟眉nki yol ki,
Bu qiym蓹tl蓹ndirdi olur,

667
00:35:24,920 --> 00:35:28,750
Bu, h蓹qiq蓹t蓹n qiym蓹tl蓹ndirir
datetime.now zaman

668
00:35:28,750 --> 00:35:32,110
Bu veril蓹nl蓹r bazas谋 daxil olur.

669
00:35:32,110 --> 00:35:34,760
>> M蓹n ist蓹diyiniz hesab edir蓹m ki,
Bu yoxlamaq 眉莽眉n,

670
00:35:34,760 --> 00:35:38,222
lakin sonra, bu kimi bir 艧ey idi 蓹g蓹r
bu, h蓹qiq蓹t蓹n, bir d蓹f蓹 qiym蓹tl蓹ndirirsiniz

671
00:35:38,222 --> 00:35:40,180
v蓹 sonra Datetime
h蓹mi艧蓹 eyni olacaq.

672
00:35:40,180 --> 00:35:44,240
Bel蓹 ki, bir 艧ey yap媒yorsun yaln谋z 蓹g蓹r
datetimes il蓹 ikiqat 莽ek

673
00:35:44,240 --> 00:35:47,080
Bu zaman qiym蓹tl蓹ndir蓹n ki,
h蓹qiq蓹t蓹n ba艧qa daxil, v蓹 ya 蓹vv蓹l

674
00:35:47,080 --> 00:35:48,780
Siz s蓹hv ola bil蓹r.

675
00:35:48,780 --> 00:35:51,221
>> ad谋 yaln谋z bir deyil
Charfield, orada olan

676
00:35:51,221 --> 00:35:53,970
Siz ke莽蓹 bil蓹r daha arqumentl蓹r var
ifad蓹 d蓹qiq n蓹 q蓹d蓹r siz

677
00:35:53,970 --> 00:35:56,170
olmaq ist蓹yir蓹m, lakin burada,
bu, h蓹qiq蓹t蓹n f蓹rqi yox idi.

678
00:35:56,170 --> 00:35:58,687
V蓹 Text olacaq
b眉t眉n post m蓹tn,

679
00:35:58,687 --> 00:36:01,020
ki, bir olacaq
Siz ist蓹diyiniz yaln谋z 莽眉nki TextField

680
00:36:01,020 --> 00:36:03,370
Bu olduqca uzun string olmaq 眉莽眉n imkan.

681
00:36:03,370 --> 00:36:05,970
>> Sonra biz bu Meta var
yar谋msinif yaln谋z

682
00:36:05,970 --> 00:36:11,250
biz bazas谋 ist蓹yir蓹m ki, m眉蓹yy蓹n
Bu, h蓹qiq蓹t蓹n q蓹d蓹r a莽谋l谋r harada

683
00:36:11,250 --> 00:36:14,267
Biz burada db obyekt olacaq.

684
00:36:14,267 --> 00:36:16,350
V蓹 son 艧ey var
Burada, yaln谋z bu funksiyas谋

685
00:36:16,350 --> 00:36:18,120
biz olacaq ki,
bizim 蓹sas app istifad蓹

686
00:36:18,120 --> 00:36:23,970
qo艧ulmaq 眉莽眉n veril蓹nl蓹r bazas谋 ba艧lamaq 眉莽眉n
Bu, sonra Post masa yaratmaq.

687
00:36:23,970 --> 00:36:26,880
>> 陌ndi 蓹sas app 枚z眉 baxaq.

688
00:36:26,880 --> 00:36:30,800
Bel蓹 ki, bu bir 莽ox
olanlar谋 art谋q bit

689
00:36:30,800 --> 00:36:34,840
biz 蓹vv蓹l g枚rd眉m ki,
lakin 眉mid 莽ox pis deyil.

690
00:36:34,840 --> 00:36:37,140
Bel蓹 ki, m蓹n蓹 bu uzatmaq ed蓹k.

691
00:36:37,140 --> 00:36:38,370
Oldu.

692
00:36:38,370 --> 00:36:42,070
>> Bel蓹 ki, qeyd v蓹 top I idxal
ba艧qa 艧eyl蓹r b眉t眉n d蓹st蓹

693
00:36:42,070 --> 00:36:44,129
Flask biz deyil ki,
h蓹qiq蓹t蓹n, 蓹vv蓹l g枚r眉ld眉.

694
00:36:44,129 --> 00:36:46,670
V蓹 眉mid edir蓹m ki, biz vasit蓹sil蓹 getm蓹k olar
bu bir-bir h蓹r biri

695
00:36:46,670 --> 00:36:49,420
v蓹 haqq谋nda bir az daha 莽ox dan谋艧maq
Onlara, m蓹s蓹l蓹n s谋ralamas谋.

696
00:36:49,420 --> 00:36:51,380
Bel蓹 ki, biz, kolba var
v蓹 render_template,

697
00:36:51,380 --> 00:36:54,370
olan biz 蓹vv蓹l g枚rd眉m
bu t蓹l蓹bi obyekt,

698
00:36:54,370 --> 00:37:00,400
biz nec蓹 baxd谋臒谋m谋z zaman g蓹l蓹c蓹k ki,
M蓹n, h蓹qiq蓹t蓹n, g枚st蓹rirdi formas谋

699
00:37:00,400 --> 00:37:01,170
i艧l蓹yir.

700
00:37:01,170 --> 00:37:04,850
Siz y枚nlendirme imkan verir, Y枚nl蓹ndirm蓹
geri yarad谋n New Post

701
00:37:04,850 --> 00:37:11,710
orijinal ana geri, sonra
Siz蓹 imkan verir ki, bir 艧ey URL,

702
00:37:11,710 --> 00:37:15,550
harada 艧ekillendirmek
veb x眉susi s蓹hif蓹.

703
00:37:15,550 --> 00:37:17,810
>> Bel蓹likl蓹, n枚vb蓹ti
M蓹n 艧ey, m蓹n idxal edir

704
00:37:17,810 --> 00:37:21,550
Modell蓹r m蓹lumat b眉t眉n
biz yaln谋z baxaraq fayllar谋.

705
00:37:21,550 --> 00:37:23,140
V蓹 B蓹li.

706
00:37:23,140 --> 00:37:28,720
>> Bel蓹 ki, yeni ba艧qa bir 艧ey g蓹lir ki,
Siz il蓹 m蓹艧臒ul oldu臒unuz zaman,

707
00:37:28,720 --> 00:37:31,850
x眉susil蓹 veril蓹nl蓹r bazas谋,
Siz daxil ed蓹 bil蓹rsiniz ki,

708
00:37:31,850 --> 00:37:35,110
蓹vv蓹l deyil蓹n olur bir funksiyas谋
olur h蓹r t蓹l蓹bi v蓹 funksiyas谋

709
00:37:35,110 --> 00:37:39,690
Bu istifad蓹 ed蓹r蓹k, h蓹r sor臒usundan sonra 莽a臒谋r谋b
funksiyas谋 Decorator app.before sor臒u.

710
00:37:39,690 --> 00:37:42,324
>> V蓹 bu icra ed蓹c蓹k
harada bu funksiyas谋 var.

711
00:37:42,324 --> 00:37:44,240
Bu olmaq deyil
xahi艧i 蓹vv蓹l 莽a臒谋r谋b

712
00:37:44,240 --> 00:37:46,281
lakin ad蓹t蓹n bir 艧ey var
z蓹ng etm蓹k h蓹ssas.

713
00:37:46,281 --> 00:37:48,580

714
00:37:48,580 --> 00:37:51,650
Siz n蓹 funksiyas谋 daxil ed蓹 bil蓹rsiniz
Siz orada adl谋 almaq ist蓹yir蓹m

715
00:37:51,650 --> 00:37:56,330
m蓹n bu initialize_db m眉蓹yy蓹n
biz modell蓹ri geri idi funksiyas谋

716
00:37:56,330 --> 00:38:02,390
fayl, bel蓹 ki, h蓹r sor臒u 蓹vv蓹l,
bazas谋nda ba臒lanmak 眉莽眉n ist蓹yir蓹m.

717
00:38:02,390 --> 00:38:04,560
>> Iki f蓹rqli var
yollar谋 bunu ed蓹 bil蓹rsiniz.

718
00:38:04,560 --> 00:38:10,830
Sizapp ed蓹 bil蓹rsiniz., I
Bu after_request inan谋ram.

719
00:38:10,830 --> 00:38:13,800
Aras谋nda f蓹rq
after_request v蓹 teardown_request,

720
00:38:13,800 --> 00:38:17,590
after_request yaln谋z ba艧 ver蓹c蓹k ki,
t蓹l蓹bi h蓹qiq蓹t蓹n etibarl谋 idi.

721
00:38:17,590 --> 00:38:20,440
Bel蓹 ki, yaln谋z
t蓹l蓹bi u臒urlu oldu

722
00:38:20,440 --> 00:38:22,490
he莽 bir 艧ey yanl谋艧 getdi 蓹g蓹r
lakin teardown_request

723
00:38:22,490 --> 00:38:26,300
u臒urlu halda olur
sor臒u v蓹 ya s蓹hv halda.

724
00:38:26,300 --> 00:38:28,252
>> Bel蓹 ki, ad蓹t蓹n, ist蓹diyiniz
teardown_request istifad蓹 etm蓹k,

725
00:38:28,252 --> 00:38:30,460
Siz n蓹 etm蓹k ist蓹diyiniz halda
x眉susil蓹 f蓹rqli bir 艧ey,

726
00:38:30,460 --> 00:38:31,470
bir s蓹hv halda.

727
00:38:31,470 --> 00:38:35,122
Lakin bazas谋 ba臒lanmas谋 眉莽眉n,
ki, ba艧ar谋l谋 v蓹 ya u臒ursuz olub

728
00:38:35,122 --> 00:38:37,080
biz siz蓹 ay谋rmaq ist蓹yir蓹m
veril蓹nl蓹r bazas谋.

729
00:38:37,080 --> 00:38:41,240
Bel蓹 ki, db.close, deyirl蓹r
db obyekt.

730
00:38:41,240 --> 00:38:43,740
>> Teardown_request Qeyd ed蓹k ki,
istisna g枚t眉r眉r.

731
00:38:43,740 --> 00:38:46,781
H蓹qiq蓹t蓹n var idi, 蓹g蓹r Bel蓹likl蓹, siz kontrol ed蓹 bil蓹rsiniz
Bir s蓹hv ki, a艧a臒谋 ba臒lanmas谋 zaman

732
00:38:46,781 --> 00:38:49,390
lakin burada, 眉mid edir蓹m ki, orada
s蓹hvl蓹rin bir 莽ox deyil,

733
00:38:49,390 --> 00:38:52,720
bel蓹 ki, biz yaln谋z sort ki, m蓹h蓹l edirik.

734
00:38:52,720 --> 00:38:55,990
>> Okay, v蓹 qalan 莽ox pis deyil.

735
00:38:55,990 --> 00:39:02,240
Bel蓹 ki, biz ana s蓹hif蓹sin蓹 getm蓹k zaman,
bu home.html 艦ablon g枚st蓹ril蓹n

736
00:39:02,240 --> 00:39:03,490
ki a莽acaq.

737
00:39:03,490 --> 00:39:06,240
pass post deyil
v蓹 n蓹 bu b蓹rab蓹r

738
00:39:06,240 --> 00:39:10,260
biz bu post var yadda yoxdur
model, bel蓹 ki, biz b眉t眉n ismar谋clar谋n谋 se莽in

739
00:39:10,260 --> 00:39:13,890
v蓹 sonra siz ed蓹 bil蓹rsiniz ba艧qa bir 艧ey,
Siz HARADA b蓹ndd蓹 m眉蓹yy蓹n ed蓹 bil蓹rsiniz

740
00:39:13,890 --> 00:39:16,910
Bir belirtebilirsiniz
sifari艧 v蓹 biz almaq

741
00:39:16,910 --> 00:39:18,820
ismar谋艧lar谋 b眉t眉n
sonra se莽ilmi艧 almaq v蓹

742
00:39:18,820 --> 00:39:22,590
biz onlar谋 sifari艧
post.date.descending.

743
00:39:22,590 --> 00:39:25,030
V蓹 m眉蓹yy蓹n ed蓹c蓹k, zaman
Onlar, h蓹qiq蓹t蓹n, 莽谋xmaq

744
00:39:25,030 --> 00:39:29,250
茝n son bir
ilk biri olacaq.

745
00:39:29,250 --> 00:39:31,420
>> V蓹 sonra, biz ki, ke莽m蓹k
home.html 艧ablon,

746
00:39:31,420 --> 00:39:34,240
bel蓹 ki, h蓹qiq蓹t蓹n a莽maq bildirin
h蓹qiq蓹t蓹n s眉r蓹tli ki 艦ablon,

747
00:39:34,240 --> 00:39:36,760
ki, i艧 nec蓹 bir g枚z at谋n.

748
00:39:36,760 --> 00:39:42,130
Bu, b枚y眉k HTML deyil
眉mid edir蓹m ki, biz Python diqq蓹t bil蓹r.

749
00:39:42,130 --> 00:39:46,960
>> Bel蓹 ki 艦蓹rhi 蓹lav蓹 bir link var
Post v蓹 bu mar艧rut m眉蓹yy蓹n

750
00:39:46,960 --> 00:39:51,580
Flask 蓹rzind蓹 ki, biz
burada olan m眉蓹yy蓹n edir.

751
00:39:51,580 --> 00:39:56,310
Bu yeni post mar艧rutu,
v蓹 biz burada q蓹d蓹r daxil.

752
00:39:56,310 --> 00:40:00,450
V蓹 bel蓹 ki, sonra getm蓹k ki, bir link
Flask server 莽蓹r莽iv蓹sind蓹 mar艧rutu.

753
00:40:00,450 --> 00:40:03,820
>> daha maraql谋 艧ey
burada loop 眉莽眉n bu.

754
00:40:03,820 --> 00:40:07,685
Bel蓹likl蓹, biz bu ki, m眉蓹yy蓹n
post parametri olan

755
00:40:07,685 --> 00:40:09,560
daxil k枚莽眉rd眉
render_template funksiyas谋,

756
00:40:09,560 --> 00:40:13,550
post-ci ild蓹 h蓹r yaz谋 眉莽眉n
q蓹bul olur obyekt.

757
00:40:13,550 --> 00:40:16,600
Biz 莽ap ist蓹yir蓹m
post ad谋, H1,

758
00:40:16,600 --> 00:40:21,930
v蓹 sonra a艧a臒谋da, biz 莽ap etm蓹k ist蓹yir蓹m
bir paraqraf 蓹rzind蓹 post m蓹tn.

759
00:40:21,930 --> 00:40:25,710
>> V蓹 burada, biz, h蓹qiq蓹t蓹n, bil蓹rsiniz
bir Python funksiyas谋 z蓹ng,

760
00:40:25,710 --> 00:40:35,130
bel蓹 ki, biz strftime z蓹ng ed蓹 bil蓹rsiniz, ST-RF-time,
v蓹 format string ke莽蓹 bil蓹r

761
00:40:35,130 --> 00:40:37,064
Siz h蓹yata data 莽ap etm蓹k ist蓹yir蓹m ki,.

762
00:40:37,064 --> 00:40:39,980
Bel蓹 ki, siz ki, olduqca g枚z蓹l oldu
h蓹qiq蓹t蓹n bu Python funksiyas谋 z蓹ng

763
00:40:39,980 --> 00:40:41,090
Burada daxilind蓹.

764
00:40:41,090 --> 00:40:44,370
Siz bi莽imlendirme n蓹 yoxdur
n蓹zar蓹t莽i t蓹r蓹fi h蓹qiq蓹t蓹n, 莽眉nki,

765
00:40:44,370 --> 00:40:47,770
tarixi format bir 艧eydir ki,
Siz View 蓹rzind蓹 m蓹艧臒ul ist蓹yir蓹m.

766
00:40:47,770 --> 00:40:51,480
>> V蓹 bu y眉zd蓹 b眉t眉n
h蓹r 艧eyi super 蓹h蓹miyy蓹tli deyil.

767
00:40:51,480 --> 00:40:55,270
Siz s蓹n蓹dl蓹ri baxsaq
Python strftime funksiyas谋 眉莽眉n,

768
00:40:55,270 --> 00:40:57,040
b眉t眉n bu ifad蓹
艧eyl蓹r, amma ki,

769
00:40:57,040 --> 00:40:59,190
nec蓹, n蓹 vaxt biz arad谋臒谋n谋z
Burada ev s蓹hif蓹,

770
00:40:59,190 --> 00:41:04,440
bir g枚z蓹l il蓹 bu format
tarixi v蓹 bu ifad蓹 AM v蓹 ya PM,

771
00:41:04,440 --> 00:41:09,410
lakin ad蓹t蓹n, biz 蓹g蓹r
Burada bu yox idi,

772
00:41:09,410 --> 00:41:14,024
Siz y蓹qin ki, b蓹zi zibil almaq laz谋md谋r
莽ox yax艧谋 baxmad谋 tarixi.

773
00:41:14,024 --> 00:41:15,940
V蓹 sonra biz m眉蓹yy蓹n
post.text, I v蓹 ola bil蓹r

774
00:41:15,940 --> 00:41:19,460
bir ne莽蓹 qoymaq var
line yaln谋z burada pozur

775
00:41:19,460 --> 00:41:21,820
h蓹r post aras谋nda bo艧luq qoymaq 眉莽眉n.

776
00:41:21,820 --> 00:41:26,270
>> Bel蓹 ki, m蓹n 蓹n 蓹h蓹miyy蓹tli hesab edir蓹m ki,
Bu misalda 艧ey,

777
00:41:26,270 --> 00:41:28,697
Siz loop 眉莽眉n istifad蓹 ed蓹 bil蓹rsiniz ki.

778
00:41:28,697 --> 00:41:30,780
Bu eyni deyil
艧eyl蓹r PHP ed蓹 bil蓹rsiniz.

779
00:41:30,780 --> 00:41:32,905
Siz vasit蓹sil蓹 t蓹krarlamaq bil蓹r
h蓹r 艧ey ke莽di olur

780
00:41:32,905 --> 00:41:36,719
v蓹 bel蓹 ki, 蓹v蓹zin蓹 olan n蓹
sur蓹ti / pastas谋, sur蓹ti / b眉t眉n HTML yap谋艧d谋r谋b

781
00:41:36,719 --> 00:41:40,010
Yaln谋z sonra bir d蓹f蓹 yazmaq 眉莽眉n var, v蓹
Siz ismar谋c b眉t眉n t蓹krarlamaq olar.

782
00:41:40,010 --> 00:41:41,510
>> Bu bir 艧ey deyil
Ist蓹diyiniz ki, 眉mumi

783
00:41:41,510 --> 00:41:44,510
m蓹lumatlar谋n bir 莽ox zaman, n蓹 眉莽眉n,
ki, sizin data h蓹r 艧ey 眉莽眉n

784
00:41:44,510 --> 00:41:48,370
Bir ox艧ar 艧ey etm蓹k ist蓹yir蓹m.

785
00:41:48,370 --> 00:41:51,690
V蓹 sonra, yaln谋z xat谋rlay谋ram zaman ki,
ayd谋n bir 艧ey 莽ap etm蓹k ist蓹yir蓹m

786
00:41:51,690 --> 00:41:54,780
HTML, istifad蓹
burada ikiqat a艧谋rma,

787
00:41:54,780 --> 00:41:57,820
lakin sonra m眉蓹yy蓹n etm蓹k ist蓹diyiniz zaman
v蓹ziyy蓹ti haqq谋nda b蓹zi m蓹lumatlar,

788
00:41:57,820 --> 00:42:02,430
ya bir loop 眉莽眉n,
faiz bracket istifad蓹 edin.

789
00:42:02,430 --> 00:42:08,730
>> Bel蓹 ki, Python geri gedir
indeksi, bel蓹 ki, izah edir

790
00:42:08,730 --> 00:42:12,242
n蓹 蓹sas ba艧
mar艧rut, biz orada getm蓹k,

791
00:42:12,242 --> 00:42:14,450
yaln谋z g枚st蓹rir b眉t眉n
ismar谋c, lakin sonra sual

792
00:42:14,450 --> 00:42:17,440
, nec蓹 biz, h蓹qiq蓹t蓹n al谋ram ki,
veril蓹nl蓹r bazas谋 daxil posts olan

793
00:42:17,440 --> 00:42:18,970
bir az daha maraql谋d谋r.

794
00:42:18,970 --> 00:42:23,960
>> Bel蓹 ki, zaman New bas谋n
Biz burada g枚rd眉k Post link,

795
00:42:23,960 --> 00:42:26,000
Bu forma sizi y枚nl蓹ndir蓹n.

796
00:42:26,000 --> 00:42:29,580
V蓹 yaln谋z bir sad蓹 z蓹ng
render_template funksiyas谋, daha sonra

797
00:42:29,580 --> 00:42:32,110
HTML 艧蓹klind蓹 yeni v蓹zif蓹 ke莽ir.

798
00:42:32,110 --> 00:42:36,212
Bel蓹 ki, bir n蓹z蓹r salaq.

799
00:42:36,212 --> 00:42:37,420
Bel蓹 ki, bu olduqca sad蓹dir.

800
00:42:37,420 --> 00:42:45,110
Bu sad蓹 HTML formas谋, olan
bir az tan谋艧 g枚r眉n眉r,

801
00:42:45,110 --> 00:42:47,380
CS50 Maliyy蓹 formalar谋 蓹saslan谋r.

802
00:42:47,380 --> 00:42:49,940
V蓹 bel蓹 ki, biz burada f蓹aliyy蓹t g枚st蓹rir.

803
00:42:49,940 --> 00:42:52,435
V蓹 burada, 莽al谋艧谋r谋q, 蓹g蓹r
PHP il蓹, ad蓹t蓹n, onu

804
00:42:52,435 --> 00:42:55,930
kimi bir 艧ey olard谋,
create.PHP, lakin burada

805
00:42:55,930 --> 00:42:59,960
biz, h蓹qiq蓹t蓹n, bir mar艧rut m眉蓹yy蓹n
Flask server 蓹rzind蓹.

806
00:42:59,960 --> 00:43:02,520
Bel蓹 ki, bu mar艧rut uy臒undur
yaratmaq mar艧rutu

807
00:43:02,520 --> 00:43:05,680
Biz burada var ki
biz ikinci getm蓹k laz谋md谋r.

808
00:43:05,680 --> 00:43:07,630
>> V蓹 bel蓹 ki, biz ki, m眉蓹yy蓹n
bu bir post metodu var

809
00:43:07,630 --> 00:43:09,820
biz g枚nd蓹rm蓹k ist蓹yir蓹m, 莽眉nki
Bu forma data v蓹 ad蓹t蓹n

810
00:43:09,820 --> 00:43:12,945
Bir formada m蓹lumatlar谋n g枚nd蓹rilm蓹si etdiyiniz zaman,
Bir post sor臒usundan istifad蓹 ed蓹 bil蓹rsiniz,

811
00:43:12,945 --> 00:43:15,760
Siz ba艧a yoxdur, sad蓹c蓹 bel蓹
Bu b枚y眉k, y枚nd蓹msiz URL il蓹.

812
00:43:15,760 --> 00:43:18,970
Amma siz d蓹 bir GET sor臒u istifad蓹 ed蓹 bil蓹r,
v蓹, d蓹yi艧蓹n mar艧rutla艧d谋rma il蓹 ke莽m蓹k

813
00:43:18,970 --> 00:43:21,170
lakin formalar谋 眉莽眉n, bu g枚z蓹l
burada post sor臒u.

814
00:43:21,170 --> 00:43:24,620
V蓹 sonra, yaln谋z sizin kimi
HTML v蓹 PHP il蓹 ed蓹c蓹yini,

815
00:43:24,620 --> 00:43:28,420
bu m蓹tn giri艧 daxil ed蓹 bil蓹rsiniz,
v蓹 onlara ad谋n谋 daxil ed蓹 bil蓹rsiniz,

816
00:43:28,420 --> 00:43:33,490
ki, q蓹bul olacaq ad谋
Flask 蓹rzind蓹 t蓹l蓹bi obyekt蓹.

817
00:43:33,490 --> 00:43:36,960
>> V蓹 sonra biz bir t蓹qdim etdik
d眉ym蓹sini Post deyir ki.

818
00:43:36,960 --> 00:43:40,760
V蓹 burada, Post ad谋
d眉ym蓹sini bir blog post 莽眉nki,

819
00:43:40,760 --> 00:43:42,700
lakin burada, post sor臒u 眉suludur.

820
00:43:42,700 --> 00:43:47,060
Bel蓹 ki, o eyni s枚z眉 var
lakin h蓹qiq蓹t蓹n olmayan.

821
00:43:47,060 --> 00:43:48,460
B蓹li

822
00:43:48,460 --> 00:43:54,800
>> Python kodu geri gedir,
biz metodu yaratmaq 莽a臒谋randa,

823
00:43:54,800 --> 00:43:57,702
Burada qeyd bil蓹rsiniz ki,
h蓹qiq蓹t蓹n mar艧rut 眉zr蓹 daxil

824
00:43:57,702 --> 00:44:00,650
sor臒u 眉sullar谋
Siz q蓹bul etm蓹k ist蓹yir蓹m ki,

825
00:44:00,650 --> 00:44:04,770
v蓹 bel蓹 ki, burada, m蓹n ki, m蓹n m眉蓹yy蓹n
yaln谋z bir Post metodu q蓹bul etm蓹k ist蓹yir蓹m.

826
00:44:04,770 --> 00:44:09,800
Bel蓹 ki, m蓹n, h蓹qiq蓹t蓹n, s蓹hif蓹sini ziyar蓹t 眉莽眉n c蓹hd edin
birba艧a bir GET sor臒u istifad蓹 olunur,

827
00:44:09,800 --> 00:44:11,700
Bu "metodu icaz蓹 verilmir." M蓹n蓹 izah ed蓹c蓹k

828
00:44:11,700 --> 00:44:15,840
>> Bel蓹 ki, siz, sort kimi pages
M蓹n yaln谋z deyil蓹m bu yaratmaq s蓹hif蓹

829
00:44:15,840 --> 00:44:20,192
h蓹qiq蓹t蓹n bir yol kimi istifad蓹
forma t蓹qdim almaq 眉莽眉n,

830
00:44:20,192 --> 00:44:22,900
Siz deyil ki belirtebilirsiniz
insanlar orada getm蓹k etm蓹k ist蓹yir蓹m

831
00:44:22,900 --> 00:44:25,650
birba艧a GET sor臒u vasit蓹sil蓹,
v蓹 ya ist蓹diyiniz olmasayd谋,

832
00:44:25,650 --> 00:44:28,580
n蓹d蓹ns蓹, bir Post t蓹l蓹bi
Yaln谋z burada GET m眉蓹yy蓹n ed蓹 bil蓹r

833
00:44:28,580 --> 00:44:32,720
lakin bu, m蓹s蓹l蓹n, biz yaln谋z
Post sor臒u 莽谋xmaq ist蓹yir蓹m.

834
00:44:32,720 --> 00:44:38,700
>> Bel蓹 ki, create_post adlan谋r zaman, zaman
biz Post sor臒u vasit蓹sil蓹 ki, ziyar蓹t

835
00:44:38,700 --> 00:44:43,600
M眉蓹yy蓹n bir getm蓹k zaman
mar艧rutu bu ist蓹yi obyekt var,

836
00:44:43,600 --> 00:44:46,640
v蓹 biz idxal idi
莽ox 眉st sor臒u,

837
00:44:46,640 --> 00:44:49,640
lakin bu t蓹l蓹b var
q蓹bul olur obyekt,

838
00:44:49,640 --> 00:44:53,210
v蓹 formada m蓹lumat 蓹ld蓹 ed蓹 bil蓹rsiniz,
avtomatik dolu olacaq

839
00:44:53,210 --> 00:44:55,070
Bir formada sor臒u g枚nd蓹rm蓹k zaman.

840
00:44:55,070 --> 00:44:56,990
>> V蓹 sonra, m蓹n n蓹 d眉艧眉n眉rs眉n眉z
, h蓹qiq蓹t蓹n, s蓹rin edir

841
00:44:56,990 --> 00:45:02,840
form obyekt ke莽di almaq 眉莽眉n
, yaln谋z bir Python l眉臒蓹t ki,

842
00:45:02,840 --> 00:45:10,560
Siz bel蓹 ki, burada access-- 蓹g蓹r, imkan ehtiva
M蓹n蓹 yaln谋z, onun yan谋nda HTML qoparmaq

843
00:45:10,560 --> 00:45:17,670
bel蓹 ki, ola bil蓹r
istinad, b蓹li, bel蓹 ki,

844
00:45:17,670 --> 00:45:21,060
biz burada m眉蓹yy蓹n adlar谋
m眉xt蓹lif sah蓹l蓹ri 眉莽眉n, bel蓹 ki,

845
00:45:21,060 --> 00:45:23,900
ad谋 v蓹 m蓹tn, biz
sonra yaln谋z burada o istifad蓹

846
00:45:23,900 --> 00:45:27,110
form data daxil indeksl蓹ri kimi.

847
00:45:27,110 --> 00:45:28,950
Bel蓹 ki, super rahat edir.

848
00:45:28,950 --> 00:45:33,320
>> Bel蓹likl蓹, biz post.create z蓹ng
yaratmaq v蓹 avtomatik olaraq daxil olacaq

849
00:45:33,320 --> 00:45:36,850
bazas谋nda yeni post obyekt.

850
00:45:36,850 --> 00:45:40,690
M蓹n bu funksiyan谋 yaratmaq edir蓹m
Burada nec蓹 bir h蓹qiq蓹t蓹n s蓹rin n眉mun蓹sidir

851
00:45:40,690 --> 00:45:44,900
g眉cl眉 Flask v蓹 bu il蓹 i艧l蓹yir
茝g蓹r bir 艧ey etdikl蓹rini, 莽眉nki

852
00:45:44,900 --> 00:45:48,660
PHP, siz ola bil蓹r
qiym蓹tl蓹ndirm蓹 bir 莽ox,

853
00:45:48,660 --> 00:45:51,730
茝g蓹r olard谋
bir veril蓹nl蓹r bazas谋 ke莽id yaratmaq,

854
00:45:51,730 --> 00:45:55,210
茝g蓹r olard谋
SQL sor臒u icra,

855
00:45:55,210 --> 00:45:59,550
lakin burada biz yaln谋z bu g枚z蓹l var
post.create olan biz sonra bil蓹r yaln谋z

856
00:45:59,550 --> 00:46:01,520
m蓹lumat almaq
sor臒u obyekt,

857
00:46:01,520 --> 00:46:05,370
v蓹 sonra yeni bir onu ke莽m蓹k
biz yarad谋lmas谋 edirik ki g枚nd蓹rin.

858
00:46:05,370 --> 00:46:07,850
>> V蓹 son sonra
biz ist蓹yirik 艧ey,

859
00:46:07,850 --> 00:46:09,630
y枚nlendirme deyil
ev istifad蓹莽i geri.

860
00:46:09,630 --> 00:46:13,020
V蓹 bel蓹 ki, biz bu istifad蓹
Flask funksiyas谋 y枚nlendirme.

861
00:46:13,020 --> 00:46:17,770
V蓹 bir 艧ey g枚rm蓹diyini
蓹vv蓹l, bu URL funksiyas谋.

862
00:46:17,770 --> 00:46:21,970
Bel蓹 ki, funksiyas谋 眉莽眉n URL imkan verir
Siz, h蓹qiq蓹t蓹n, ad谋 ke莽m蓹k

863
00:46:21,970 --> 00:46:26,090
Sizin Python kodu bir funksiyas谋,
daha x眉susi mar艧rut 莽ox

864
00:46:26,090 --> 00:46:26,720
ki, da var.

865
00:46:26,720 --> 00:46:32,107
>> M蓹n yaln谋z kimi asanl谋qla ola bil蓹r
do臒ramaq 眉莽眉n istifad蓹莽i istiqam蓹tl蓹ndirilmi艧dir,

866
00:46:32,107 --> 00:46:37,050
olan ev geri g枚nd蓹rm蓹k, lakin
funksiyas谋 g枚z蓹l 眉莽眉n URL istifad蓹 ed蓹r蓹k,

867
00:46:37,050 --> 00:46:39,990
Siz d蓹yi艧dirm蓹k 蓹g蓹r 莽眉nki
艧eyl蓹r yeri,

868
00:46:39,990 --> 00:46:44,080
bel蓹 ki, m蓹n d蓹yi艧dirm蓹k ki, bildirin
ev 蓹v蓹zin蓹 / evd蓹 olmaq

869
00:46:44,080 --> 00:46:47,040
Bu h蓹l蓹 sonra qay谋tmaq ist蓹yir蓹m / home,
h蓹qiq蓹t蓹n gedir v蓹 g枚r眉n眉r, 莽眉nki

870
00:46:47,040 --> 00:46:50,770
funksiyas谋 ad谋 v蓹 bu,
siz ki, URL geri ver蓹c蓹k.

871
00:46:50,770 --> 00:46:52,490
>> Bel蓹 ki, sort haqq谋nda
sen ehtimal

872
00:46:52,490 --> 00:46:55,489
burada 艧eyi d蓹yi艧dirm蓹k 眉莽眉n daha 莽ox
funksiyalar谋 adlar谋 daha var.

873
00:46:55,489 --> 00:46:58,840
Siz, h蓹qiq蓹t蓹n, bu istifad蓹 ed蓹 bil蓹rsiniz
funksiyas谋 眉莽眉n g枚z蓹l URL.

874
00:46:58,840 --> 00:47:02,470
V蓹 bir 艧ey x蓹b蓹rdar olmaq
ki, bir az 莽蓹tin deyil

875
00:47:02,470 --> 00:47:05,750
Siz yaln谋z bil蓹r hesab edir蓹m ki,
眉莽眉n URL y枚nlendirme z蓹ng

876
00:47:05,750 --> 00:47:10,600
lakin faktiki mar艧rutlar谋 b眉t眉n
m蓹tn v蓹 HTML bir n枚v qay谋tmaq 眉莽眉n,

877
00:47:10,600 --> 00:47:14,360
bel蓹 ki, h蓹qiq蓹t蓹n var
陌stiqam蓹tl蓹ndirm蓹 z蓹ng qay谋tmaq.

878
00:47:14,360 --> 00:47:18,379
茝ks halda, bir 艧ey almaq laz谋md谋r
etibars谋z bir simli qaytar谋lmas谋 haqq谋nda,

879
00:47:18,379 --> 00:47:21,420
b眉t眉n bunlar qay谋tmaq laz谋md谋r, 莽眉nki
HTML, h蓹qiq蓹t蓹n g枚st蓹rm蓹k ist蓹yir蓹m.

880
00:47:21,420 --> 00:47:26,980
>> Bel蓹 ki, siz y枚nlendirme z蓹ng zaman,
bu s蓹hif蓹y蓹 y枚nl蓹ndir蓹n

881
00:47:26,980 --> 00:47:30,270
lakin bu, h蓹qiq蓹t蓹n HTML qaytar谋r
ki, y枚nlendirme icra etm蓹k laz谋md谋r.

882
00:47:30,270 --> 00:47:34,430

883
00:47:34,430 --> 00:47:37,110
Ev蓹 s蓹hif蓹y蓹 gedin.

884
00:47:37,110 --> 00:47:39,200
Bel蓹likl蓹, biz bu iki m眉xt蓹lif fikirl蓹r var.

885
00:47:39,200 --> 00:47:40,132
Biz ev g枚r眉n眉艧眉 var.

886
00:47:40,132 --> 00:47:41,590
V蓹 ya, M蓹n 艧ablon dem蓹k laz谋md谋r dan谋艧arlar.

887
00:47:41,590 --> 00:47:44,190
Biz bu iki 艧ablonlar谋 var,
ev 艧ablon hans谋

888
00:47:44,190 --> 00:47:48,500
Bizim ismar谋艧lar谋 b眉t眉n g枚st蓹rir v蓹
sonra biz bu reklam 艧ey var,

889
00:47:48,500 --> 00:47:52,970
Siz post bas谋n zaman, gedir
Flask 蓹rzind蓹 yeni mar艧rut,

890
00:47:52,970 --> 00:47:55,920
amma ki, mar艧rut m眉tl蓹q deyil
m眉vafiq 艧ablon var.

891
00:47:55,920 --> 00:47:59,290

892
00:47:59,290 --> 00:48:01,560
Siz g枚rm蓹k yoxdur
bir 艧ey, ancaq siz h蓹l蓹 d蓹 ed蓹 bil蓹rsiniz

893
00:48:01,560 --> 00:48:04,090
bu i艧 gedir
p蓹rd蓹 arxas谋nda.

894
00:48:04,090 --> 00:48:07,450
V蓹 sonra Y枚nlendirilen
茝sas s蓹hif蓹y蓹 geri.

895
00:48:07,450 --> 00:48:12,230
V蓹 m眉tl蓹q i艧 眉莽眉n asand谋r
艧ablon b蓹zi g枚z蓹l CSS

896
00:48:12,230 --> 00:48:15,580
v蓹 bu 莽ox g枚z蓹l baxmaq,
lakin 蓹sas m蓹ntiq b眉t眉n

897
00:48:15,580 --> 00:48:18,590
Python var.

898
00:48:18,590 --> 00:48:20,020
>> Ki, m蓹s蓹l蓹n haqq谋nda h蓹r hans谋 bir sual谋n谋z?

899
00:48:20,020 --> 00:48:22,760
M蓹n bir 莽ox var bilirik
f蓹rqli 艧eyl蓹r, orada ged蓹n

900
00:48:22,760 --> 00:48:25,341
biz g枚rm蓹diyini 莽ox 艧ey
蓹vv蓹l, lakin bir 艧ey kimi.

901
00:48:25,341 --> 00:48:25,840
B蓹li.

902
00:48:25,840 --> 00:48:28,346
>> Auditoriya 1: he莽 bir 艧ey var
var data kolpan x眉susi

903
00:48:28,346 --> 00:48:29,600
艧蓹klind蓹 g蓹l蓹n?

904
00:48:29,600 --> 00:48:31,109
I "yaratmaq" yaln谋z bildirib f蓹rq

905
00:48:31,109 --> 00:48:33,900
EZRA Zigmond: B蓹li, bel蓹 ki,
h蓹qiq蓹t蓹n ki, h蓹qiq蓹t蓹n yax艧谋 bir n枚qt蓹 var.

906
00:48:33,900 --> 00:48:36,350
Sual idi, bel蓹 ki, siz蓹 n蓹
yoxlamaq v蓹 蓹min etm蓹k laz谋md谋r

907
00:48:36,350 --> 00:48:39,190
data, etibarl谋 oldu臒unu v蓹
yuyulma h蓹r hans谋 yoxdur

908
00:48:39,190 --> 00:48:41,840
etibarl谋 蓹min etm蓹k 眉莽眉n,
Siz burada g枚r蓹 bil蓹rsiniz kimi, 莽眉nki,

909
00:48:41,840 --> 00:48:42,660
M蓹n bunu deyil蓹m.

910
00:48:42,660 --> 00:48:48,140
Bel蓹 ki, n蓹 g枚rm蓹k ed蓹k
M蓹n bo艧 bir 艧ey g枚nd蓹rm蓹k 蓹g蓹r.

911
00:48:48,140 --> 00:48:51,190
Bel蓹 ki, h蓹qiq蓹t蓹n, yaln谋z bir etm蓹k laz谋md谋r
bo艧 post v蓹 DateTime doldurun.

912
00:48:51,190 --> 00:48:55,990
>> Bel蓹 ki, 蓹slind蓹, siz y蓹qin ki,
kimi bir 艧ey etm蓹k ist蓹yir蓹m,

913
00:48:55,990 --> 00:49:04,749
title b蓹rab蓹r olduqda, b蓹lk蓹 m眉蓹yy蓹n
bo艧 string, bu yoxdur.

914
00:49:04,749 --> 00:49:07,290
Ad谋 v蓹 ya, yaln谋z bunu
bo艧 simli b蓹rab蓹r deyil.

915
00:49:07,290 --> 00:49:10,330
Bel蓹 ki, h蓹qiq蓹t蓹n avtomatik deyil
ki, yuyulma qay臒谋

916
00:49:10,330 --> 00:49:12,820
Sizin 眉莽眉n, bel蓹 ki, h蓹l蓹 ki, bunu etm蓹k laz谋md谋r.

917
00:49:12,820 --> 00:49:14,330
B蓹li, yax艧谋 suald谋r.

918
00:49:14,330 --> 00:49:18,497
>> Auditoriya 2: kolpan mu
sonradan injection 眉莽眉n?

919
00:49:18,497 --> 00:49:19,890
Bilirs蓹nmi?

920
00:49:19,890 --> 00:49:22,830
>> EZRA Zigmond: 脺mid edir蓹m ki,
peewee ki, yoxdur.

921
00:49:22,830 --> 00:49:25,830
M蓹n, 蓹lb蓹tt蓹, olduqca olard谋
pis kitabxana bunu olmasayd谋.

922
00:49:25,830 --> 00:49:29,511

923
00:49:29,511 --> 00:49:32,690
M蓹n d蓹qiq bilmir蓹m.

924
00:49:32,690 --> 00:49:34,820
M蓹n baxmaq ist蓹diyiniz
Bu yarad谋lan sor臒u.

925
00:49:34,820 --> 00:49:38,980
M蓹n 莽ap 蓹g蓹r, hesab edir蓹m ki,
sort baxd谋 blog post

926
00:49:38,980 --> 00:49:46,370
bir SQL injection h眉cum kimi,
bu kimi bir 艧ey, bu halda

927
00:49:46,370 --> 00:49:49,370
parol sah蓹sind蓹 v蓹 ya bir 艧ey kimi,
Bu kimi bir 艧ey ola bil蓹r.

928
00:49:49,370 --> 00:49:53,410
>> Hesab edir蓹m ki, h蓹l蓹 d眉艧眉n眉r蓹m
sanki olunub almaq,

929
00:49:53,410 --> 00:49:59,200
amma peewee n蓹 ki, hesab edir蓹m ki,
m蓹lumatlar谋n yuyulma bir n枚v

930
00:49:59,200 --> 00:50:01,680
Bu, h蓹qiq蓹t蓹n onu icra 蓹vv蓹l.

931
00:50:01,680 --> 00:50:04,510
>> Auditoriya 1: Bu m蓹tn sah蓹dir
sa臒, d眉z m蓹tn etm蓹k 眉莽眉n n蓹z蓹rd蓹 tutulmu艧dur?

932
00:50:04,510 --> 00:50:05,710
>> EZRA Zigmond: B蓹li, bu.

933
00:50:05,710 --> 00:50:06,465
B蓹li.

934
00:50:06,465 --> 00:50:09,590
Bel蓹likl蓹, m蓹n b眉t眉n hesab edir蓹m ki, bel蓹 ki, bu
d眉zg眉n davran谋艧 ki, bunu ed蓹c蓹yik,

935
00:50:09,590 --> 00:50:12,170
amma peewee edir蓹m
in艧allah bunu edir

936
00:50:12,170 --> 00:50:13,780
Onlar谋n sonunda m眉dafi蓹 b蓹zi sort.

937
00:50:13,780 --> 00:50:16,090
V蓹 ist蓹yirdi
ikiqat 莽ek ki, orada

938
00:50:16,090 --> 00:50:19,530
Bir sor臒u yaratmaq yollar谋 var.

939
00:50:19,530 --> 00:50:22,622
bel蓹 ki, yoxdur
birba艧a icra.

940
00:50:22,622 --> 00:50:24,330
M蓹n bir almaq istiyorum
s蓹n蓹dl蓹rin baxmaq,

941
00:50:24,330 --> 00:50:27,930
lakin h蓹qiq蓹t蓹n bil蓹rsiniz
Bu yaradan SQL,

942
00:50:27,930 --> 00:50:30,840
ki, n蓹z蓹r, v蓹 etm蓹k
Bu 艧eyi qa莽an 蓹min olun.

943
00:50:30,840 --> 00:50:33,700
>> Dig蓹r s蓹b蓹b niy蓹 bil蓹r
SQL baxmaq ist蓹yir蓹m

944
00:50:33,700 --> 00:50:37,920
ki peewee 蓹g蓹r, tipi edir
艧eyi, h蓹qiq蓹t蓹n yava艧-yava艧 davam etm蓹k g枚r眉n眉r

945
00:50:37,920 --> 00:50:41,090
Bir n蓹z蓹r v蓹 n蓹 ed蓹 bil蓹rsiniz
b蓹z蓹n 莽眉nki h蓹qiq蓹t蓹n, bunu

946
00:50:41,090 --> 00:50:44,670
t蓹sad眉f蓹n 蓹lav蓹 etm蓹k 眉莽眉n asand谋r
da, yol yazmaq,

947
00:50:44,670 --> 00:50:47,880
Siz t蓹sad眉f蓹n ola bil蓹r
ilk b眉t眉n veril蓹nl蓹r bazas谋 se莽in

948
00:50:47,880 --> 00:50:50,230
v蓹 sonra b蓹zi sort 蓹m蓹liyyat
ki, zaman, h蓹qiq蓹t蓹n,

949
00:50:50,230 --> 00:50:51,320
alt se莽m蓹k 眉莽眉n idi.

950
00:50:51,320 --> 00:50:53,560
>> Bel蓹 ki, h蓹r 艧eyi, 蓹g蓹r deyil
olduqca do臒ru gedir

951
00:50:53,560 --> 00:50:57,300
Bu t蓹l蓹bi n蓹z蓹r yax艧谋
h蓹qiq蓹t蓹n yarad谋lan 蓹ld蓹 edir.

952
00:50:57,300 --> 00:50:57,800
B蓹li.

953
00:50:57,800 --> 00:51:02,100
>> Auditoriya 2: ilk ba艧layanda,
Siz 5000 kimi liman谋nda qoydu.

954
00:51:02,100 --> 00:51:02,904
>> EZRA Zigmond: B蓹li.

955
00:51:02,904 --> 00:51:06,070
Auditoriya 2: Peewee il蓹 default
v蓹 ya d蓹yi艧蓹 bil蓹rsiniz bir 艧ey ki?

956
00:51:06,070 --> 00:51:10,870
EZRA Zigmond: B蓹li, bel蓹 ki,
port Flask il蓹 default edir.

957
00:51:10,870 --> 00:51:13,061
Siz olmadan run 蓹g蓹r
bir 艧ey ifad蓹 ed蓹r蓹k,

958
00:51:13,061 --> 00:51:14,310
avtomatik olaraq ed蓹c蓹yik.

959
00:51:14,310 --> 00:51:16,060
M蓹n ist蓹diyiniz, iman
Bu yoxlamaq 眉莽眉n,

960
00:51:16,060 --> 00:51:19,130
ancaq app.run ki, m眉蓹yy蓹n ed蓹 bil蓹rsiniz
M蓹n sizin kimi bir 艧ey ed蓹 bil蓹r

961
00:51:19,130 --> 00:51:19,629
port = 8080.

962
00:51:19,629 --> 00:51:22,375

963
00:51:22,375 --> 00:51:23,750
Bir real s眉r蓹tli c蓹hd verim.

964
00:51:23,750 --> 00:51:29,100

965
00:51:29,100 --> 00:51:32,230
B蓹li, bel蓹 ki, yaln谋z daxil ed蓹 bil蓹rsiniz
port = 8080 v蓹 bu, orada davam ed蓹c蓹k

966
00:51:32,230 --> 00:51:36,130
ist蓹yirdi 蓹g蓹r m蓹n hesab edir蓹m ki, run
IDE, m蓹n bu c蓹hd deyil

967
00:51:36,130 --> 00:51:38,527
amma hesab edir蓹m ki, 蓹g蓹r
, port 8080 qa莽d谋

968
00:51:38,527 --> 00:51:40,360
Siz y蓹qin ki, m眉mk眉n olar谋q
server daxil olmaq 眉莽眉n,

969
00:51:40,360 --> 00:51:41,870
yaln谋z haqqinda 眉莽眉n idi ist蓹yir蓹m.

970
00:51:41,870 --> 00:51:44,390
>> B蓹li, amma asan
d蓹yi艧dirm蓹k 眉莽眉n, 蓹g蓹r

971
00:51:44,390 --> 00:51:48,540
kimi port-ekspeditor h蓹r c眉r var
Siz n蓹 etm蓹k laz谋md谋r 艧eyi.

972
00:51:48,540 --> 00:51:50,410
>> H蓹r hans谋 dig蓹r suallar?

973
00:51:50,410 --> 00:51:50,916
Evet?

974
00:51:50,916 --> 00:51:53,416
Auditoriya 1: Bel蓹 ki, m蓹n g枚rd眉m sizin
, siz dediyiniz kimi modell蓹ri

975
00:51:53,416 --> 00:51:55,647
belirtti臒iniz var
h蓹r bir obyekt 眉莽眉n veril蓹nl蓹r bazas谋.

976
00:51:55,647 --> 00:51:58,105
Bildiyiniz 眉莽眉n n蓹 etm蓹yin yoxdur
ki, 蓹g蓹r, h蓹qiq蓹t蓹n, asan

977
00:51:58,105 --> 00:52:03,210
SQLite veril蓹nl蓹r bazas谋 莽ox ki,
bir web app 眉莽眉n istifad蓹 etm蓹k ist蓹diyiniz,

978
00:52:03,210 --> 00:52:07,210
Yaln谋z bir d蓹st蓹 daxil ed蓹 bil蓹rsiniz ki,
Sizin model m眉xt蓹lif olanlar谋?

979
00:52:07,210 --> 00:52:11,620
>> EZRA Zigmond: B蓹li, m蓹n蓹 imkan
real s眉r蓹tli q蓹d蓹r a莽谋n.

980
00:52:11,620 --> 00:52:17,570
Siz etm蓹k ist蓹yirsinizs蓹 Bel蓹 ki, dey蓹r蓹k edirik
f蓹rqli bir 艧ey bir d蓹st蓹, b蓹lk蓹

981
00:52:17,570 --> 00:52:22,670
b蓹zi kimi v蓹 t蓹l蓹b蓹l蓹r
s蓹b蓹bi kimi bir 艧ey?

982
00:52:22,670 --> 00:52:26,870
B蓹li, m蓹n hesab edir蓹m ki,
h蓹l蓹 h蓹r model

983
00:52:26,870 --> 00:52:30,652
h蓹l蓹 var ki,
ona h蓹val蓹 bir veril蓹nl蓹r bazas谋,

984
00:52:30,652 --> 00:52:32,610
ancaq ist蓹yirdi var
m眉xt蓹lif modell蓹ri ki,

985
00:52:32,610 --> 00:52:35,818
m眉xt蓹lif veril蓹nl蓹r bazas谋 obyektl蓹ri t蓹yin etdik
bu, m眉tl蓹q bunu ed蓹 bil蓹r.

986
00:52:35,818 --> 00:52:43,070
Bel蓹 ki, 蓹g蓹r m蓹n yeni yarad谋lm谋艧
bu kimi bir 艧ey,

987
00:52:43,070 --> 00:52:47,000
v蓹 indi bu t蓹l蓹b蓹sidir ki,
, i艧in bir blog kimi g枚r眉n眉r

988
00:52:47,000 --> 00:52:49,390
Hesab edir蓹m ki, m眉蓹yy蓹n ed蓹 bil蓹r
Veril蓹nl蓹r bazas谋 burada db_2 b蓹rab蓹rdir.

989
00:52:49,390 --> 00:52:51,390
Bel蓹 ki, m蓹n ki, hesab edir蓹m
Siz bunu ed蓹 bil蓹rsiniz 蓹sas yol.

990
00:52:51,390 --> 00:52:54,560

991
00:52:54,560 --> 00:52:56,200
>> Cool.

992
00:52:56,200 --> 00:52:58,410
H蓹r hans谋 dig蓹r suallar?

993
00:52:58,410 --> 00:53:02,170
>> Bel蓹 ki, yaln谋z bir az ba艧a 莽atd谋rmaq 眉莽眉n
bit, burada b蓹zi resurslar谋,

994
00:53:02,170 --> 00:53:06,030
bu slaydlar online d蓹rc olunacaq
bel蓹 ki, h蓹qiq蓹t蓹n, bu links 蓹ld蓹 ed蓹 bil蓹rsiniz.

995
00:53:06,030 --> 00:53:08,500
yax艧谋 resurslar谋 h蓹qiq蓹t蓹n
Flask 眉莽眉n s蓹n蓹dl蓹r

996
00:53:08,500 --> 00:53:09,930
v蓹 枚zl蓹rini peewee.

997
00:53:09,930 --> 00:53:12,940
Onlar, h蓹qiq蓹t蓹n, yax艧谋 yaz谋lm谋艧 edirik d眉艧眉n眉r蓹m.

998
00:53:12,940 --> 00:53:18,180
Bel蓹 ki, Flask veb burada v蓹
Onlar quickstart tutorial var ki,

999
00:53:18,180 --> 00:53:20,710
ox艧ar vasit蓹sil蓹 g蓹zm蓹k olacaq
M蓹n vasit蓹sil蓹 getdi n蓹 艧eyi,

1000
00:53:20,710 --> 00:53:23,560
ancaq bax谋艧 h蓹r c眉r ist蓹yirsinizs蓹
M蓹n getdi 艧eyi,

1001
00:53:23,560 --> 00:53:26,200
v蓹 ya m蓹n izah ki, d眉艧眉nd眉m
bir confusing 艧蓹kild蓹 bir 艧ey,

1002
00:53:26,200 --> 00:53:28,390
onlar orada b蓹nz蓹ri n眉mun蓹l蓹r laz谋md谋r.

1003
00:53:28,390 --> 00:53:31,570
>> Peewee s蓹n蓹dl蓹ri var v蓹
Onlar quickstart tutorial var

1004
00:53:31,570 --> 00:53:34,650
ki, 蓹sas parametrl蓹ri 眉z蓹rind蓹 gedir
istifad蓹 etm蓹k ist蓹yir蓹m ki,.

1005
00:53:34,650 --> 00:53:38,900
Bel蓹 ki, h蓹r 艧eyi m蓹n dan谋艧d谋q
unikal v蓹 ifad蓹 yetirilm蓹m蓹si,

1006
00:53:38,900 --> 00:53:42,710
sah蓹l蓹rind蓹 m眉xt蓹lif n枚v ki,
bu b眉t眉n var olacaq, istifad蓹 ed蓹 bil蓹rsiniz.

1007
00:53:42,710 --> 00:53:44,690
>> Ayr谋ca, varsa
Peewee haqq谋nda suallar,

1008
00:53:44,690 --> 00:53:47,530
v蓹 siz StackOverflow onlar谋 g枚nd蓹rm蓹k
h蓹qiq蓹t蓹n peewee etdi guy

1009
00:53:47,530 --> 00:53:49,500
gedir v蓹 b蓹z蓹n o cavab verir.

1010
00:53:49,500 --> 00:53:53,200
In艧allah bir sual varsa,
O, cavab ed蓹 bil蓹rsiniz

1011
00:53:53,200 --> 00:53:54,867
o, b眉t眉n 艧ey yazd谋 莽眉nki.

1012
00:53:54,867 --> 00:53:56,700
Hesab edir蓹m ki, h蓹r 艧ey hesab edir蓹m
M蓹n 蓹hat蓹 ist蓹di.

1013
00:53:56,700 --> 00:53:58,930
G蓹l蓹n 眉莽眉n t蓹艧蓹kk眉r edirik.

1014
00:53:58,930 --> 00:54:02,688