settings.py

import os


# Import our defaults (globals)
from conf.default import *


# Inherit from environment specifics
DJANGO_CONF = os.environ.get('DJANGO_CONF', 'default')
if DJANGO_CONF != 'default':
    module = __import__('conf.%s' % DJANGO_CONF, globals(), locals(), ['*'])
    for k in dir(module):
        if k[:2] != "__":
            locals()[k] = getattr(module, k)


# Import local settings
try:
    from local_settings import *
except ImportError:
    pass
    # import sys, traceback
    # sys.stderr.write("Warning: Can't find the file 'local_settings.py' in the directory containing %r. It appears you've customized things.\nYou'll have to run django-admin.py, passing it your settings module.\n(If the file settings.py does indeed exist, it's causing an ImportError somehow.)\n" % __file__)
    # sys.stderr.write("\nFor debugging purposes, the exception was:\n\n")
    # traceback.print_exc()

# Remove disabled apps
if 'DISABLED_APPS' in locals():
    INSTALLED_APPS = [k for k in INSTALLED_APPS if k not in DISABLED_APPS]
    
    MIDDLEWARE_CLASSES = list(MIDDLEWARE_CLASSES)
    TEMPLATE_CONTEXT_PROCESSORS = list(TEMPLATE_CONTEXT_PROCESSORS)
    
    for a in DISABLED_APPS:
        for x, m in enumerate(MIDDLEWARE_CLASSES):
            if m.startswith(a):
                MIDDLEWARE_CLASSES.pop(x)
        
        for x, m in enumerate(TEMPLATE_CONTEXT_PROCESSORS):
            if m.startswith(a):
                TEMPLATE_CONTEXT_PROCESSORS.pop(x)