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Practice03 Menu Page with APP
django-admin.py startproject my_menu_app
cd /Documents/python/Django/practices/my_menu_app
or
cd my_menu_app/
python manage.py runserver
url = http://127.0.0.1:8000/
建立App,區分服務的使用
example: python manage.py startapp restaurents
建立templates folder在restaurant, 不需要在settings加templates加路徑
在restaurants -> templates, 放入menu and menu2.html
要把INSTALLED_APPS 加入 restaurents ,因為它是一個app
要變成這樣
url(r'^menu/', menu),
url(r'^menu2/', menu2),
在restaurants底下增加一個 views.py
加入下面的程式碼:
from django.shortcuts import render_to_response
def menu(request):
food = {'name' : '1111', 'price' : 60, 'comment' : 'Delicious', 'is_spice': False}
return render_to_response('menu.html',locals())
def menu2(request):
food1 = {'name' : '蕃茄炒蛋', 'price' : 60, 'comment' : 'Delicious', 'is_spice': False}
food2 = {'name' : '蒜泥白肉', 'price' : 160, 'comment' : '人氣推薦', 'is_spice': True}
foods = [food1, food2]
return render_to_response('menu2.html',locals())
python manage.py XXXX
example : python manage.py check
用來確認model裡的語法是否有錯
python manage.py makemigrations XXXX
example : python manage.py makemigrations restaurants
會確認migration,如果模組有異則產生新的migration,並產生模組
在migration folder裡面可以看到第一次 model as 0001_initial.py
dependencies ==根據XXX 做了異動
operations ==實際模組的運行
python manage.py sqlmigrate restaurants XXXX
example :
python manage.py sqlmigrate restaurants 0001
python manage.py sqlmigrate restaurants 0002