def func(*args, **kwargs):
response = f(*args, **kwargs)
if response.isError():
if isinstance(response, exceptions.ModbusIOException):
# Probably, disconnected to the Modbus Server.
raise ExceptionResponse(response.message)
else:
raise ExceptionResponse(ModbusExceptions.decode(
int.from_bytes(response.encode(), 'big')))
data = response.encode()
if 1 == len(data):
raise ExceptionResponse(
ModbusExceptions.decode(int.from_bytes(data, 'big')))
return data[1:]
def _process_exception(resp, **kwargs):
unit = kwargs.get("unit")
if unit == 0:
err = {
"message": "Broadcast message, ignoring errors!!!"
}
else:
if isinstance(resp, ExceptionResponse):
err = {
'original_function_code': "{} ({})".format(
resp.original_code, hex(resp.original_code)),
'error_function_code': "{} ({})".format(
resp.function_code, hex(resp.function_code)),
'exception code': resp.exception_code,
'message': ModbusExceptions.decode(resp.exception_code)
}
elif isinstance(resp, ModbusIOException):
err = {
'original_function_code': "{} ({})".format(
resp.fcode, hex(resp.fcode)),
'error': resp.message
}
else:
err = {
'error': str(resp)
}
return err
def func(*args, **kwargs):
response = f(*args, **kwargs)
data = response.encode()
if 1 == len(data):
raise ExceptionResponse(
ModbusExceptions.decode(int.from_bytes(data, 'big')))
return data
def _process_exception(resp):
err = {
'original_function_code':
"{} ({})".format(resp.original_code, hex(resp.original_code)),
'error_function_code':
"{} ({})".format(resp.function_code, hex(resp.function_code)),
'exception code':
resp.exception_code,
'message':
ModbusExceptions.decode(resp.exception_code)
}
return "Exception Response({})".format(err)
def _process_exception(resp):
if isinstance(resp, ExceptionResponse):
err = {
'original_function_code': "{} ({})".format(
resp.original_code, hex(resp.original_code)),
'error_function_code': "{} ({})".format(
resp.function_code, hex(resp.function_code)),
'exception code': resp.exception_code,
'message': ModbusExceptions.decode(resp.exception_code)
}
elif isinstance(resp, ModbusIOException):
err = {
'original_function_code': "{} ({})".format(
resp.fcode, hex(resp.fcode)),
'error': resp.message
}
else:
err = {
'error': str(resp)
}
return err