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""" Take care of mutagen-supported formats (audio)
"""
import parser
class MutagenStripper(parser.GenericParser):
""" Parser using the (awesome) mutagen library. """
def __init__(self, filename, parser, mime, backup, is_writable, **kwargs):
super(MutagenStripper, self).__init__(filename, parser, mime, backup, is_writable, **kwargs)
self.mfile = None # This will be instanciated in self._create_mfile()
self._create_mfile()
def _create_mfile(self):
""" This method must be overrriden to instanciate the `mfile` attribute."""
raise NotImplementedError
def is_clean(self):
""" Check if the file is clean. """
return not self.mfile.tags
def remove_all(self):
""" Remove all harmful metadata. """
if self.backup:
self.create_backup_copy()
self.mfile.delete()
self.mfile.save()
return True
def get_meta(self):
"""
Return the content of the metadata block is present
"""
metadata = {}
if self.mfile.tags:
for key, value in self.mfile.tags:
metadata[key] = value
return metadata
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