This Python script provides a simple command-line interface to manipulate metadata tags in FLAC audio files within a specified directory.

flac_tag_rename.py

import os
from mutagen import File

class AudioFile:
    def __init__(self, file_path):
        self.audio = File(file_path, easy=True)

    def get_title(self):
        return self.audio.get("title", [None])[0]

    def set_title(self, new_title):
        self.audio["title"] = new_title
        self.audio.save()

    def remove_text_from_title(self, text_to_remove):
        current_title = self.get_title()
        if current_title and text_to_remove in current_title:
            new_title = current_title.replace(text_to_remove, "")
            self.set_title(new_title)
            return True
        return False

    def edit_text_in_title(self, text_to_edit, new_text):
        current_title = self.get_title()
        if current_title and text_to_edit in current_title:
            new_title = current_title.replace(text_to_edit, new_text)
            self.set_title(new_title)
            return True
        return False

def rename_flac_files(directory, text_to_edit=None, new_text=None):
    choice = input("Do you want to remove or edit the text in the tags? (r/e): ")

    if choice.lower() == "r":
        text_to_remove = input("Enter the text to remove from the tags: ")
        files_renamed = False

        for root, _, files in os.walk(directory):
            flac_files = [file for file in files if file.lower().endswith(".flac")]
            for flac_file in flac_files:
                audio_file = AudioFile(os.path.join(root, flac_file))
                if audio_file.remove_text_from_title(text_to_remove):
                    print(f"Tag renamed for the file: {flac_file}")
                    files_renamed = True

        if not files_renamed:
            print("No files renamed.")

    elif choice.lower() == "e":
        if text_to_edit is None:
            text_to_edit = input("Enter the text to edit in the tags: ")
        if new_text is None:
            new_text = input("Enter the new text to replace in the tags: ")
        files_renamed = False

        for root, _, files in os.walk(directory):
            flac_files = [file for file in files if file.lower().endswith(".flac")]
            for flac_file in flac_files:
                audio_file = AudioFile(os.path.join(root, flac_file))
                if audio_file.edit_text_in_title(text_to_edit, new_text):
                    print(f"Tag edited for the file: {flac_file}")
                    files_renamed = True

        if not files_renamed:
            print("No files edited.")

    else:
        print("Invalid choice. Please try again and enter 'r' or 'e.")

if __name__ == "__main__":
    current_directory = os.getcwd()
    rename_flac_files(current_directory)