Renames detected sound files to the corresponding songs in it.

rename_detected_songs.py

''' 
Renames detected sound files to the corresponding songs in it.
note: all sound files in current directory and all subdirectories are renamed
note: does not rename when the song could not be detected
note: new sound file name will be consisting of the following
    author - title

Pre-requisites:
- Install Python3
- Install pip3
- pip3 install ShazamAPI
- sudo apt install ffmpeg
'''
import json  # for pretty print
import os

from ShazamAPI import Shazam


for root, dirs, files in os.walk('.', topdown=True):
    for name in files:
        if name.endswith(('.ogg', '.wma', '.mp3', 'm4a')):
            music_file = os.path.join(root, name)
            print(music_file)

            mp3_file_content_to_recognize = open(music_file, 'rb').read()
            shazam = Shazam(mp3_file_content_to_recognize)
            recognize_generator = shazam.recognizeSong()
            obj = next(recognize_generator)  # current offset & shazam response to recognize requests

            for i in obj:
                if type(i) is dict:
                    if (len(i.get('matches')) > 0):  # only get info when there are matches found
                        print("i: ", json.dumps(i, indent=4))
                        track = i.get('track')
                        title = track.get('title')
                        subtitle = track.get('subtitle')
                        f_name, f_ext = os.path.splitext(music_file)
                        new_name = subtitle + ' - ' + title + f_ext
                        os.rename(music_file, os.path.join(root, new_name))
                        print('renamed "' + music_file + '" to "' + os.path.join(root, new_name) + '".')
            print('-----------------------------------------------------\n\n')