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import sys | |
import glob | |
import serial | |
def serial_ports(): | |
"""Lists serial ports | |
:raises EnvironmentError: | |
On unsupported or unknown platforms | |
:returns: | |
A list of available serial ports | |
""" | |
if sys.platform.startswith('win'): | |
ports = ['COM' + str(i + 1) for i in range(256)] | |
elif sys.platform.startswith('linux') or sys.platform.startswith('cygwin'): | |
# this is to exclude your current terminal "/dev/tty" | |
ports = glob.glob('/dev/tty[A-Za-z]*') | |
elif sys.platform.startswith('darwin'): | |
ports = glob.glob('/dev/tty.*') | |
else: | |
raise EnvironmentError('Unsupported platform') | |
result = [] | |
for port in ports: | |
try: | |
s = serial.Serial(port) | |
s.close() | |
result.append(port) | |
except (OSError, serial.SerialException): | |
pass | |
return result | |
if __name__ == '__main__': | |
print(serial_ports()) |
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