def run(self, args, skip_targets=False):
"""
Common argument parsing
"""
args = super(MusaScriptCommand, self).parse_args(args)
self.prefixes = TreePrefixes()
if skip_targets:
return [], [], []
trees, tracks, metadata = [], [], []
for path in args.paths:
if os.path.isdir(path):
trees.append(Tree(path))
else:
try:
tracks.append(Track(path))
except TreeError:
match = match_metadata(path)
if match is not None:
metadata.append(match)
tracks_found = False
for d in trees:
if not len(d):
continue
tracks_found = True
break
if not tracks_found and not len(tracks) and not len(metadata):
return [], [], []
return trees, tracks, metadata