Playing MIDI files with Pygame

!Playing MIDI files with Pygame

Playing MIDI files with Pygame

play_midi.bat

@echo off
cd %~dp0
python -m pip install pip --upgrade
python -m pip install pygame --upgrade

python play_midi.py
pause

play_midi.py

#!/usr/bin/env python3
"""Listen to a midi file using pygame"""
import os
import sys
from time import perf_counter
from traceback import print_exc

old_stdout = sys.stdout
with open(os.devnull, "w", encoding="utf-8") as devnull:
    sys.stdout = devnull
    import pygame

    sys.stdout = old_stdout


def play_midi(file_path: str):
    """Play a midi file using pygame"""
    pygame.mixer.init()

    start_time = perf_counter()
    try:
        print(f"\nRiproduco il file -> {file_path}\n")
        pygame.mixer.music.load(file_path)
        pygame.mixer.music.play()

        while pygame.mixer.music.get_busy():
            pygame.time.Clock().tick(10)

    except KeyboardInterrupt:
        pygame.mixer.music.stop()
        pygame.mixer.quit()
    end_time = perf_counter()
    print(f"\nFine riproduzione MIDI in {round(end_time-start_time, 1)} secondi\n")


def ask_path(prompt: str) -> str | None:
    """Asks file path string"""
    while True:
        try:
            fpath = input(prompt).strip()
        except KeyboardInterrupt:
            return None
        if os.path.isfile(fpath):
            return fpath
        print("\nFile non trovato...\n")


def main() -> int:
    """main"""

    while True:
        try:
            fpath = ask_path(
                "\nInserire il percorso completo del file MIDI, e premere Invio\n>>"
            )
            if fpath is None:
                return 0

            play_midi(fpath)
        except KeyboardInterrupt:
            return 0
        except Exception:
            print_exc()
            return 1


if __name__ == "__main__":
    sys.exit(main())