django-extensions（Django extensions 测试）

Django Extensions

This project has django-extensions installed. Use these commands to understand and interact with the Django project.

Introspection

Show URL Routes

python manage.py show_urls

List Model Information

# All models
python manage.py list_model_info

# Specific model with signatures and field classes
python manage.py list_model_info --model <app.Model> --signature --field-class

# All methods including private
python manage.py list_model_info --model <app.Model> --all-methods --signature

Print Settings

# All settings
python manage.py print_settings --format=pprint

# Wildcards supported
python manage.py print_settings AUTH*
python manage.py print_settings DATABASE*
python manage.py print_settings *_DIRS

Show Permissions

python manage.py show_permissions
python manage.py show_permissions <app_label>

Show Template Tags

python manage.py show_template_tags

Development

Enhanced Shell (shell_plus)

python manage.py shell_plus
python manage.py shell_plus --print-sql

Auto-imports all models. Use --dont-load app1 to skip apps.

Enhanced Dev Server (runserver_plus)

python manage.py runserver_plus
python manage.py runserver_plus --print-sql

Includes Werkzeug debugger for interactive debugging.

Database

SQL Diff (Compare Models to Schema)

python manage.py sqldiff -a        # SQL differences
python manage.py sqldiff -a -t     # Text differences (readable)

Script Execution

Run Scripts with Django Context

python manage.py runscript <script_name>
python manage.py runscript <script_name> --script-args arg1 arg2
python manage.py runscript <script_name> --traceback

Scripts in scripts/ directory must define a run() function.

Profiling

Profile Server Requests

python manage.py runprofileserver --prof-path=/tmp/profiles
python manage.py runprofileserver --use-cprofile --prof-path=/tmp/profiles
python manage.py runprofileserver --kcachegrind --prof-path=/tmp/profiles

Notes

• Model notation: app.ModelName (e.g., core.EmailAccount, metabox.Thread)
• Settings wildcards: AUTH*, *_DIRS, DATABASE*
• Commands run from project root