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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 Client(api_version, *args, **kwargs):
 """Return an neutron client. @param api_version: only 2.0 is supported now """

    neutron_client = utils.get_client_class(
        API_NAME,
        api_version,
        API_VERSIONS,
    )
    return neutron_client(*args, **kwargs)