manage.py

#!/usr/bin/env python
import os
import site
import sys


ROOT = os.path.dirname(os.path.abspath(__file__))
path = lambda *a: os.path.join(ROOT, *a)

prev_sys_path = list(sys.path)

site.addsitedir(path('apps'))
site.addsitedir(path('lib'))
site.addsitedir(path('vendor'))

# Move the new items to the front of sys.path.
new_sys_path = []
for item in list(sys.path):
    if item not in prev_sys_path:
        new_sys_path.append(item)
        sys.path.remove(item)
sys.path[:0] = new_sys_path

# Now we can import from third-party libraries.

from django.core.management import execute_manager, setup_environ

try:
    import settings_local as settings
except ImportError:
    try:
        import settings  # Assumed to be in the same directory.
    except ImportError:
        sys.stderr.write(
            "Error: Tried importing 'settings_local.py' and 'settings.py' "
            "but neither could be found (or they're throwing an ImportError)."
            " Please come back and try again later.")
        raise

# The first thing execute_manager does is call `setup_environ`.  Logging config
# needs to access settings, so we'll setup the environ early.
setup_environ(settings)

# Import for side-effect: configures our logging handlers.
import log_settings


if __name__ == "__main__":
    execute_manager(settings)