Python USSD via com port

I am new to python. Is there anyway i can use python to send ussd with a phone via at+cusd commands. i can do that using hypertermina开发者_StackOverflow中文版l. i want to automate using python. thanks.

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Yes. Use pyserial.

>>> import serial
>>> ser = serial.Serial(0)  # open first serial port
>>> print ser.portstr       # check which port was really used
>>> ser.write("hello")      # write a string
>>> ser.close()             # close port