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PyModbus 1.5.0
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@dhoomakethu dhoomakethu released this 27 Apr 12:55
· 1692 commits to master since this release
v1.5.0
8f3fc71
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Learn about vigilant mode.
  • Improve transaction speeds for sync clients (RTU/ASCII), now retry on empty happens only when retry_on_empty kwarg is passed to client during intialization

client = Client(..., retry_on_empty=True)

  • Fix tcp servers (sync/async) not processing requests with transaction id > 255
  • Introduce new api to check if the received response is an error or not (response.isError())
  • Move timing logic to framers so that irrespective of client, correct timing logics are followed.
  • Move framers from transaction.py to respective modules
  • Fix modbus payload builder and decoder
  • Async servers can now have an option to defer reactor.run() when using Start<Tcp/Serial/Udo>Server(...,defer_reactor_run=True)
  • Fix UDP client issue while handling MEI messages (ReadDeviceInformationRequest)
  • Add expected response lengths for WriteMultipleCoilRequest and WriteMultipleRegisterRequest
  • Fix _rtu_byte_count_pos for GetCommEventLogResponse
  • Add support for repeated MEI device information Object IDs
  • Fix struct errors while decoding stray response
  • Modbus read retries works only when empty/no message is received
  • Change test runner from nosetest to pytest
  • Fix Misc examples
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