Pythonのウェブ開発によく利用されているパッケージ:Django
pip install django
django-admin startproject test_1
LANGUAGE_CODE = 'ja-JP' TIME_ZONE = 'Asia/Tokyo' USE_TZ = False
DATABASES = { 'default': { 'ENGINE': 'django.db.backends.sqlite3', 'NAME': os.path.join(BASE_DIR, 'db.sqlite3'), } }
python manage.py migrate
python manage.py runserver
http://127.0.0.1:8000/
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます
set PATH=%PATH%;C:\dev\tools\python
例: c:\tem\bat\python_path.bat @echo off set PATH = %PATH%;C:\dev\tools\python;C:\dev\tools\python\Scripts
python -m venv [environment_name] venv: 仮想環境管理パッケージ名 environment_name: 任意の名前で仮想環境を命名 例: python -m venv test_site
[environment_name]\Scripts\activate [environment_name]:作成された環境名 例: env\Scripts\activate
(test_1) C:\develop\source\python\test_1\test_1>python manage.py migrate Traceback (most recent call last): File "manage.py", line 8, in <module> from django.core.management import execute_from_command_line ModuleNotFoundError: No module named 'django' The above exception was the direct cause of the following exception: Traceback (most recent call last): File "manage.py", line 14, in <module> ) from exc ImportError: Couldn't import Django. Are you sure it's installed and available on your PYTHONPATH environment variable? Did you forget to activate a virtual environment?
仮想環境でもう一度djangoをインストールして、再度上記コマンドを実行すれば、エラーがなく正常に動作されます