spotify-downloader: HTTP Error 403 and Youtube Error 403 (exceeded quota). Program halts without downloading.

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• Feature Request
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Description

When attempting to download music from a previously-parsed spotify playlist, the program exits with an error about “403: The request cannot be completed because you have exceeded your quota”.

If you need any further information, please let me know!

Log

$ python ./spotdl.py -l ./playlist.txt -f /d/Music\ 02/ --log-level DEBUG

DEBUG: Python version: 3.6.1 |Anaconda 4.4.0 (64-bit)| (default, May 11 2017, 13:25:24) [MSC v.1900 64 bit (AMD64)]
DEBUG: Platform: Windows-10-10.0.14393-SP0
DEBUG: {'album': None,
     'avconv': False,
     'config': None,
     'download_only_metadata': False,
     'dry_run': False,
     'file_format': '{artist} - {track_name}',
     'folder': 'D:/Music 02/',
     'input_ext': '.m4a',
     'list': './playlist.txt',
     'log_level': 10,
     'manual': False,
     'music_videos_only': False,
     'no_metadata': False,
     'no_spaces': False,
     'output_ext': '.mp3',
     'overwrite': 'prompt',
     'playlist': None,
     'song': None,
     'username': None}
INFO: Preparing to download 3 songs

DEBUG: Fetching metadata for given track URL
DEBUG: Fetching lyrics
<<(Truncated Meta Output)>>
DEBUG: query: {'part': 'snippet', 'maxResults': 50, 'type': 'video', 'q': 'Arctic Monkeys - R U Mine?'}
Traceback (most recent call last):
  File "C:\ProgramData\Anaconda3\lib\site-packages\pafy\util.py", line 34, in call_gdata
    data = g.opener.open(url).read().decode('utf-8')
  File "C:\ProgramData\Anaconda3\lib\urllib\request.py", line 532, in open
    response = meth(req, response)
  File "C:\ProgramData\Anaconda3\lib\urllib\request.py", line 642, in http_response
    'http', request, response, code, msg, hdrs)
  File "C:\ProgramData\Anaconda3\lib\urllib\request.py", line 570, in error
    return self._call_chain(*args)
  File "C:\ProgramData\Anaconda3\lib\urllib\request.py", line 504, in _call_chain
    result = func(*args)
  File "C:\ProgramData\Anaconda3\lib\urllib\request.py", line 650, in http_error_default
    raise HTTPError(req.full_url, code, msg, hdrs, fp)
urllib.error.HTTPError: HTTP Error 403: Forbidden

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "./spotdl.py", line 185, in <module>
    download_list(text_file=const.args.list)
  File "./spotdl.py", line 79, in download_list
    download_single(raw_song, number=number)
  File "./spotdl.py", line 116, in download_single
    content = youtube_tools.go_pafy(raw_song, meta_tags)
  File "C:\Users\Jason Cemra\Downloads\spotify-downloader-master\core\youtube_tools.py", line 22, in go_pafy
    track_url = generate_youtube_url(raw_song, meta_tags)
  File "C:\Users\Jason Cemra\Downloads\spotify-downloader-master\core\youtube_tools.py", line 84, in generate_youtube_url
    data = pafy.call_gdata('search', query)
  File "C:\ProgramData\Anaconda3\lib\site-packages\pafy\util.py", line 42, in call_gdata
    raise GdataError(errmsg)
pafy.util.GdataError: Youtube Error 403: The request cannot be completed because you have exceeded your <a href="/youtube/v3/getting-started#quota">quota</a>.