+ _VALID_URL = r'https?://(?:www\.|secure\.)?flickr\.com/photos/[\w\-_@]+/(?P<id>\d+)'
+ _TEST = {
+ 'url': 'http://www.flickr.com/photos/forestwander-nature-pictures/5645318632/in/photostream/',
+ 'md5': '164fe3fa6c22e18d448d4d5af2330f31',
+ 'info_dict': {
+ 'id': '5645318632',
+ 'ext': 'mpg',
+ 'description': 'Waterfalls in the Springtime at Dark Hollow Waterfalls. These are located just off of Skyline Drive in Virginia. They are only about 6/10 of a mile hike but it is a pretty steep hill and a good climb back up.',
+ 'title': 'Dark Hollow Waterfalls',
+ 'duration': 19,
+ 'timestamp': 1303528740,
+ 'upload_date': '20110423',
+ 'uploader_id': '10922353@N03',
+ 'uploader': 'Forest Wander',
+ 'uploader_url': 'https://www.flickr.com/photos/forestwander-nature-pictures/',
+ 'comment_count': int,
+ 'view_count': int,
+ 'tags': list,
+ 'license': 'Attribution-ShareAlike',
+ }
+ }
+ _API_BASE_URL = 'https://api.flickr.com/services/rest?'
+ # https://help.yahoo.com/kb/flickr/SLN25525.html
+ _LICENSES = {
+ '0': 'All Rights Reserved',
+ '1': 'Attribution-NonCommercial-ShareAlike',
+ '2': 'Attribution-NonCommercial',
+ '3': 'Attribution-NonCommercial-NoDerivs',
+ '4': 'Attribution',
+ '5': 'Attribution-ShareAlike',
+ '6': 'Attribution-NoDerivs',
+ '7': 'No known copyright restrictions',
+ '8': 'United States government work',
+ '9': 'Public Domain Dedication (CC0)',
+ '10': 'Public Domain Work',
+ }