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Document/check non-emptiness in add_album

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Adrian Sampson 2014-04-25 13:50:03 -07:00
parent a81d01b969
commit 0b315cf8c8
1 changed files with 8 additions and 3 deletions
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11
beets/library.py
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@ -985,10 +985,15 @@ class Library(dbcore.Database):
return obj.id
def add_album(self, items):
"""Create a new album consisting of a list of items. The items
are added to the database if they don't yet have an ID. Return a
new :class:`Album` object.
"""Create a new album consisting of a list of items.
The items are added to the database if they don't yet have an
ID. Return a new :class:`Album` object. The list items must not
be empty.
"""
if not items:
raise ValueError(u'need at least one item')
# Create the album structure using metadata from the first item.
values = dict((key, items[0][key]) for key in Album.item_keys)
album = Album(self, **values)