#!/usr/bin/python
# Copyright 2020 (c) Anna Schumaker
#
# Use Mutagen to show the metadata of the requested file
import mutagen
import os
import sys

if len(sys.argv) != 2 or not os.path.isfile(sys.argv[1]):
    print(f"Usage: {sys.argv[0]} FILE")
    sys.exit(1)

print()
print(f"Reading file {sys.argv[1]}:")

tags = mutagen.File(sys.argv[1])
keys = tags.keys()
keys.sort()
if "metadata_block_picture" in keys:
    tags["metadata_block_picture"] = True

for key in keys:
    print(f"    {key}: {tags[key]}")
print()