media_file_to_flac.py

import ffmpeg
import os
import logging
logger = logging.getLogger(__name__)

class MediaConverter:
    @staticmethod
    def to_flac(input_file_path)->str:
        ''' media file convert to flac
        Args
        input_file_path :(str)
        Return
        flac_file_path:(str)
        '''
        output_format = '.flac'
        if input_file_path.endswith(output_format):return input_file_path
        logger.info(f'input_file: {input_file_path}')
        # create output file path
        file_path = input_file_path[:input_file_path.rfind('.')]
        output_file_path = file_path + output_format
        logger.info(f'output_file: {output_file_path}')
        # if there is a file, delete file.
        if os.path.exists(output_file_path):os.remove(output_file_path)
        # convert media to flac.
        stream = ffmpeg.input(input_file_path)
        audio = stream.audio
        stream = ffmpeg.output(audio, output_file_path)
        try:
            ffmpeg.run(stream,capture_stdout=True, capture_stderr=True)
            return output_file_path
        except ffmpeg.Error as e:
            logger.error('stdout:', e.stdout.decode('utf8'))
            logger.error('stderr:', e.stderr.decode('utf8'))
            raise e

Any media file convert to FLAC by ffmpeg-python in python

If you want to change another format, replace .flac.