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#! /usr/bin/env python """\ Scan for serial ports. Part of pySerial (http://pyserial.sf.net) (C) 2002-2003 <cliechti@gmx.net> The scan function of this module tries to open each port number from 0 to 255 and it builds a list of those ports where this was successful. """ import serial def scan(): """scan for available ports. return a list of tuples (num, name)""" available = [] for i in range(256): try: s = serial.Serial(i) available.append( (i, s.portstr)) s.close() # explicit close 'cause of delayed GC in java except serial.SerialException: pass return available if __name__=='__main__': print "Found ports:" for n,s in scan(): print "(%d) %s" % (n,s)
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