Create a user permission
        :param name: The user's name
        :type name: str
        :param vhost: The vhost to assign the permission to
        :type vhost: str

        :param configure: A regex for the user permission. Default is ``.*``
        :type configure: str
        :param write: A regex for the user permission. Default is ``.*``
        :type write: str
        :param read: A regex for the user permission. Default is ``.*``
        :type read: str

def create_user_permission(self,
                               name,
                               vhost,
                               configure=None,
                               write=None,
                               read=None):
        """
        Create a user permission
        :param name: The user's name
        :type name: str
        :param vhost: The vhost to assign the permission to
        :type vhost: str

        :param configure: A regex for the user permission. Default is ``.*``
        :type configure: str
        :param write: A regex for the user permission. Default is ``.*``
        :type write: str
        :param read: A regex for the user permission. Default is ``.*``
        :type read: str
        """
        data = {
            'configure': configure or '.*',
            'write': write or '.*',
            'read': read or '.*',
        }
        self._api_put(
            '/api/permissions/{0}/{1}'.format(
                urllib.parse.quote_plus(vhost),
                urllib.parse.quote_plus(name)
            ),
            data=data
        )