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- import minimalmodbus
- from serial.serialutil import SerialException
- # We can't test proper behaviour in emulation, because there is
- # actually no emulated modbus hardware, so we rely on the module
- # to fail in an expected way to consider it is working correctly.
- # Failure (of the script) is success (of the test)!
- try:
- instrument = minimalmodbus.Instrument('/dev/ttyUSB99', 1)
- except SerialException:
- pass
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