#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""Scene list handling
"""
import dcase_util
__all__ = ['unique_scene_labels']
[docs]def unique_scene_labels(scene_list):
"""Find the unique scene labels
Parameters
----------
scene_list : list, shape=(n,)
A list containing scene dicts
Returns
-------
labels: list, shape=(n,)
Unique labels in alphabetical order
"""
if isinstance(scene_list, dcase_util.containers.MetaDataContainer):
return scene_list.unique_scene_labels
else:
labels = []
for item in scene_list:
if 'scene_label' in item and item['scene_label'] not in labels:
labels.append(item['scene_label'])
labels.sort()
return labels