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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 modify_identity(self, identity, **kwargs):
 """ Modify some attributes of an identity or its name. :param: identity a zobjects.Identity with `id` set (mandatory). Also set items you want to modify/set and/or the `name` attribute to rename the identity. Can also take the name in string and then attributes to modify :returns: zobjects.Identity object """


        if isinstance(identity, zobjects.Identity):
            self.request('ModifyIdentity', {'identity': identity._full_data})
            return self.get_identities(identity=identity.name)[0]
        else:
            attrs = []
            for attr, value in kwargs.items():
                attrs.append({
                    'name': attr,
                    '_content': value
                })
            self.request('ModifyIdentity', {
                'identity': {
                    'name': identity,
                    'a': attrs
                }
            })
            return self.get_identities(identity=identity)[0]