# [...]

# this is an example!
INSTALLED_APPS = (
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.sites',
    # my apps:
    'myapps.blog',
    'myapps.chat',
    'myapps.forum',
)

APPS_BASE_NAME = 'myapps'

# Import Applicaton-specific Settings
for app in INSTALLED_APPS:
    if app.startswith(APPS_BASE_NAME):
        try:
            app_module = __import__(app, globals(), locals(), ["settings"])
            app_settings = getattr(app_module, "settings", None)
            for setting in dir(app_settings):
                if setting == setting.upper():
                    locals()[setting] = getattr(app_settings, setting)
        except ImportError:
            pass