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fix exception in MODBUS timeout callback

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Stefan Allius
2024-06-30 00:27:58 +02:00
parent f527dfbbec
commit 4abc308445
2 changed files with 4 additions and 0 deletions
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2
CHANGELOG.md
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@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
## [unreleased] ## [unreleased]
- fix exception in MODBUS timeout callback
## [0.9.0-RC1] - 2024-06-29 ## [0.9.0-RC1] - 2024-06-29
- add asyncio log and debug mode - add asyncio log and debug mode

2
app/src/modbus.py
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@@ -108,6 +108,7 @@ class Modbus():
def close(self): def close(self):
"""free the queue and erase the callback handlers""" """free the queue and erase the callback handlers"""
logging.debug('Modbus close:') logging.debug('Modbus close:')
self.__stop_timer()
self.rsp_handler = None self.rsp_handler = None
self.snd_handler = None self.snd_handler = None
while not self.que.empty: while not self.que.empty:
@@ -252,6 +253,7 @@ class Modbus():
# logging.debug(f'Modbus stop timer {self}') # logging.debug(f'Modbus stop timer {self}')
if self.tim: if self.tim:
self.tim.cancel() self.tim.cancel()
self.tim = None
def __timeout_cb(self) -> None: def __timeout_cb(self) -> None:
'''Rsponse timeout handler retransmit pdu or send next pdu''' '''Rsponse timeout handler retransmit pdu or send next pdu'''