ir_reader.py

# IR reader
import board
import pulseio

import adafruit_irremote

IR_PIN = board.D10  # Pin connected to IR receiver on Feather M0 Express
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# 10 G  V+

import pulseio
import board
import adafruit_irremote
pulsein = pulseio.PulseIn(board.D10, maxlen=120, idle_state=True)
decoder = adafruit_irremote.GenericDecode()

# size must match what you are decoding! for NEC use 4
received_code = bytearray(4)

while True:
    pulses = decoder.read_pulses(pulsein)
    print("Heard", len(pulses), "Pulses:", pulses)
    try:
        code = decoder.decode_bits(pulses, debug=False)
        print("Decoded:", code)
    except adafruit_irremote.IRNECRepeatException:  # unusual short code!
        print("NEC repeat!")
    except adafruit_irremote.IRDecodeException as e:     # failed to decode
        print("Failed to decode: ", e.args)

print("----------------------------")