def mset(self, values):
        """Set the value of several keys at once.

        Args:
            values (dict): maps a key to its value.
        """
        for key, value in values.items():
            self.set(key, value)
def mset ( self , values ) : for key , value in values . items ( ) : self . set ( key , value )
Set the value of several keys at once.

        Args:
            values (dict): maps a key to its value.