25 lines
655 B
Python
25 lines
655 B
Python
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def isinstalled(app):
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""" returns True if app is installed """
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from django.conf import settings
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return app in settings.INSTALLED_APPS
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def add_app(INSTALLED_APPS, app, prepend=False, append=True):
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""" add app to installed_apps """
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if app not in INSTALLED_APPS:
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if prepend:
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return (app,) + INSTALLED_APPS
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else:
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return INSTALLED_APPS + (app,)
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return INSTALLED_APPS
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def remove_app(INSTALLED_APPS, app):
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""" remove app from installed_apps """
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if app in INSTALLED_APPS:
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apps = list(INSTALLED_APPS)
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apps.remove(app)
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return tuple(apps)
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return INSTALLED_APPS
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