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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 has_auth_params(self, scheme):
 """Check whether all information required for a given auth scheme have been supplied. Args: scheme (str):
 Name of the authentication scheme to check. One of Gem-Identify, Gem-Device, Gem-Application Returns: True if all required parameters for the specified scheme are present or False otherwise. """

        for k, v in iteritems(self.schemes[scheme][u'params']):
            if not v: return False
        return True