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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def verify_builder(builder):
 """ To ensure that the provided builder has a signature that is at least compatible. """


    try:
        d = getcallargs(builder, package_names=[], export_target='some_path')
    except TypeError:
        return False
    return d == {'package_names': [], 'export_target': 'some_path'}