def n_photo(self, node):
"""
Add photo to current album.
"""
photo = Photo()
photo.name = node.data[0]
photo.title = node.data[1]
photo.description = node.data[2]
photo.album = self.album
photo.gallery = self.gallery
if not self.album:
global filename, lineno
raise ParseError('photo %s cannot exist' \
' without album' % photo.name, filename, lineno)
self.album.photos.append(photo)
