apps.py 文件源码

def import_app_module(app_module_name, module_name):
    full_module_name = '%s.%s' % (app_module_name, module_name)
    try:
        import_module(full_module_name)
    except ImportError:
        # we need to re-raise exception in case there was import error inside
        # `module_name` module
        module_file_name = get_module_file_name(app_module_name, module_name)
        if os.path.exists(module_file_name):
            raise