linux usb midi driver 1.0 for python

linux_usb_midi_driver.py

# Author: yingshaoxo
# Python: 3.5
# midi usb protocol: 1.0  ;  There has no need to upgrade to 2.0

device_name = "/dev/midi1" # "/dev/dmmidi1" # "/dev/snd/midiC1D0"

while True:
    with open(device_name, "rb") as f:
        bytes_list = [None] * 3
        for index in range(3):
            bytes_list[index] = f.read(1)
        int_list = [int.from_bytes(one, "big") for one in bytes_list]

        the_key = int_list[1]
        the_strongth = int_list[2]
        print("              strongth:", the_strongth)
        if int_list[0] == 144:
            print("pressed:", the_key)
        else:
            print("released:", the_key)
            print("\n\n-------\n")
        print()