FreeDATA/modem/serial_ports.py

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import serial.tools.list_ports
import crcengine
def get_ports():
crc_algorithm = crcengine.new("crc16-ccitt-false") # load crc8 library
serial_devices = []
ports = serial.tools.list_ports.comports()
for port, desc, hwid in ports:
# calculate hex of hwid if we have unique names
crc_hwid = crc_algorithm(bytes(hwid, encoding="utf-8"))
crc_hwid = crc_hwid.to_bytes(2, byteorder="big")
crc_hwid = crc_hwid.hex()
description = f"{desc} [{crc_hwid}]"
serial_devices.append(
{"port": str(port), "description": str(description)}
)
return serial_devices