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[英]Django use 'python manage.py' runserver instead Gunicorn
[英]How to setup Django every time you use it? (i.e. using **source bin/activate** and ** python manage.py runserver**)
我是 Django 的初學者,對於每次打開新終端時如何始終如一地設置 Django,我感到非常困惑。 每當我這樣做時,我必須始終重新啟動並執行以下操作:
將目錄 ( cd
) 更改為我啟動虛擬環境 ( source bin/activate
) 的trydjango目錄
在終端在 (trydjango) (trydjango) lyons-MacBook-Air:trydjango lyons$
最左邊的自動(trydjango)
之后,我知道我啟用了虛擬環境。
然后,我通過終端go到src目錄,在里面我輸入python manage.py runserver
每當我進入runserver
步驟(步驟 3)時,我都會遇到一致的錯誤(例如 AttributeError)。 難道我做錯了什么?
以下是錯誤的完整Traceback
(trydjango) lyons-MacBook-Air:src lyons$ python manage.py runserver
Performing system checks...
Unhandled exception in thread started by <function check_errors.<locals>.wrapper at 0x10d5a6b90>
Traceback (most recent call last):
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/utils/autoreload.py", line 225, in wrapper
fn(*args, **kwargs)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/management/commands/runserver.py", line 120, in inner_run
self.check(display_num_errors=True)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/management/base.py", line 364, in check
include_deployment_checks=include_deployment_checks,
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/management/base.py", line 351, in _run_checks
return checks.run_checks(**kwargs)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/checks/registry.py", line 73, in run_checks
new_errors = check(app_configs=app_configs)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/checks/urls.py", line 13, in check_url_config
return check_resolver(resolver)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/checks/urls.py", line 23, in check_resolver
return check_method()
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/urls/resolvers.py", line 399, in check
for pattern in self.url_patterns:
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/utils/functional.py", line 36, in __get__
res = instance.__dict__[self.name] = self.func(instance)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/urls/resolvers.py", line 540, in url_patterns
patterns = getattr(self.urlconf_module, "urlpatterns", self.urlconf_module)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/utils/functional.py", line 36, in __get__
res = instance.__dict__[self.name] = self.func(instance)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/urls/resolvers.py", line 533, in urlconf_module
return import_module(self.urlconf_name)
File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/importlib/__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
File "<frozen importlib._bootstrap>", line 983, in _find_and_load
File "<frozen importlib._bootstrap>", line 967, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 677, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 728, in exec_module
File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
File "/Users/lyons/Dev/trydjango/src/trydjango/urls.py", line 22, in <module>
path('', home_view, name='home'),
NameError: name 'home_view' is not defined
Performing system checks...
Unhandled exception in thread started by <function check_errors.<locals>.wrapper at 0x10d4a3b90>
Traceback (most recent call last):
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/utils/autoreload.py", line 225, in wrapper
fn(*args, **kwargs)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/management/commands/runserver.py", line 120, in inner_run
self.check(display_num_errors=True)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/management/base.py", line 364, in check
include_deployment_checks=include_deployment_checks,
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/management/base.py", line 351, in _run_checks
return checks.run_checks(**kwargs)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/checks/registry.py", line 73, in run_checks
new_errors = check(app_configs=app_configs)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/checks/urls.py", line 13, in check_url_config
return check_resolver(resolver)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/core/checks/urls.py", line 23, in check_resolver
return check_method()
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/urls/resolvers.py", line 399, in check
for pattern in self.url_patterns:
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/utils/functional.py", line 36, in __get__
res = instance.__dict__[self.name] = self.func(instance)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/urls/resolvers.py", line 540, in url_patterns
patterns = getattr(self.urlconf_module, "urlpatterns", self.urlconf_module)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/utils/functional.py", line 36, in __get__
res = instance.__dict__[self.name] = self.func(instance)
File "/Users/lyons/Dev/trydjango/lib/python3.7/site-packages/django/urls/resolvers.py", line 533, in urlconf_module
return import_module(self.urlconf_name)
File "/Library/Frameworks/Python.framework/Versions/3.7/lib/python3.7/importlib/__init__.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "<frozen importlib._bootstrap>", line 1006, in _gcd_import
File "<frozen importlib._bootstrap>", line 983, in _find_and_load
File "<frozen importlib._bootstrap>", line 967, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 677, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 728, in exec_module
File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
File "/Users/lyons/Dev/trydjango/src/trydjango/urls.py", line 22, in <module>
path('', views.home_view, name='home'),
AttributeError: module 'pages.views' has no attribute 'home_view'
視圖.py
from django.http import HttpResponse
from django.shortcuts import render
# Create your views here.
def home_view(*args, **kwargs): # args, kwargs
return HttpResponse("<h1>Hello World</h1>") # string of HTML code
網址.py
"""trydjango URL Configuration
The `urlpatterns` list routes URLs to views. For more information please see:
https://docs.djangoproject.com/en/2.0/topics/http/urls/
Examples:
Function views
1. Add an import: from my_app import views
2. Add a URL to urlpatterns: path('', views.home, name='home')
Class-based views
1. Add an import: from other_app.views import Home
2. Add a URL to urlpatterns: path('', Home.as_view(), name='home')
Including another URLconf
1. Import the include() function: from django.urls import include, path
2. Add a URL to urlpatterns: path('blog/', include('blog.urls'))
"""
from django.contrib import admin
from django.urls import path
from pages import views #from pages import views
urlpatterns = [
path('', views.home_view, name='home'),
path('admin/', admin.site.urls),
]
告訴您啟動項目的確切步驟並不容易。
django-admin startproject new_project_name
創建一個新項目
manage.py runserver IP:Port
啟動時運行服務器, http://127.0.0.1:8000/或http://localhost:
manage.py startapp new_APP_name
in new_project_name 新建APP
manage.py makemigrations
in new_project_name 告訴 django 項目發生變化,然后構建遷移文件。
manage.py migrate
以進行更新。
在 new_project_name/new_project_name/settings.py INSTALLED_APPS
中添加帶有new_APP_name.apps.new Appconfig subclass name
的項目 new_APP_name\apps.py
在 new_project_name/new_project_name/urls.py 添加你 URL 解析器,例如
from. import views urlpatterns = [ path('', views.Topic, name='index') ]
在 new_project_name/new_APP_name/admin.py 注冊 model 例如,
from.models import Topic admin.site.register(Topic)
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