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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 load_metadata(self, metadata_conf):
 """ Loads metadata into an internal structure """


        acs = self.attribute_converters

        if acs is None:
            raise ConfigurationError(
                "Missing attribute converter specification")

        try:
            ca_certs = self.ca_certs
        except:
            ca_certs = None
        try:
            disable_validation = self.disable_ssl_certificate_validation
        except:
            disable_validation = False

        mds = MetadataStore(acs, self, ca_certs,
            disable_ssl_certificate_validation=disable_validation)

        mds.imp(metadata_conf)

        return mds