def hincrby(self, name, key, amount=<NUM_LIT:1>):
with self.pipe as pipe:<EOL><INDENT>return pipe.hincrby(self.redis_key(name),<EOL>self.memberparse.encode(key),<EOL>amount)<EOL><DEDENT>
Increment the value of the field.

:param name: str     the name of the redis key
:param increment: int
:param field: str
:return: Future()