1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
# -*- encoding: utf-8 -*-
"""
AMQP Heartbeat Frame, used to create new Heartbeat frames for sending to a peer
"""
import struct
from pamqp import constants
class Heartbeat(object):
"""Heartbeat frame object mapping class. AMQP Heartbeat frames are mapped
on to this class for a common access structure to the attributes/data
values.
"""
name: str = 'Heartbeat'
value = struct.pack('>BHI', constants.FRAME_HEARTBEAT, 0, 0) + \
constants.FRAME_END_CHAR
@classmethod
def marshal(cls) -> bytes:
"""Return the binary frame content"""
return cls.value
|
