utils.py 文件源码

def get_decorators(function):
    # If we have no func_closure, it means we are not wrapping any other functions.
    decorators = []

    try:
        func_closure = six.get_function_closure(function)
    except AttributeError:
        return decorators
    if not func_closure:
        return [function]
    # Otherwise, we want to collect all of the recursive results for every closure we have.
    for closure in func_closure:
        if isinstance(closure.cell_contents, types.FunctionType):
            decorators.extend(get_decorators(closure.cell_contents))
    return [function] + decorators