added file for youtube extraction

src/get_avs.py

@@ -0,0 +1,40 @@
+import yt_api
+
+def get_dict_channel(channel_id):
+    """ Get dictionary of info for each song from a channel"""
+    video_list = yt_api.get_video_list(yt_api.get_upload_list(channel_id))
+    artist = video_list[0]['snippet']['channelTitle'].replace(" - Topic", "")
+    print(artist)
+    songlist = []
+
+    for song in video_list:
+        songtitle = song['snippet']['title']
+        upload_date = song['snippet']['publishedAt']
+        video_id = song['snippet']['resourceId']['videoId']
+        desc = song['snippet']['description']
+        try:
+            release_date = desc.split("Released on: ")[1].split("\n")[0]
+        except KeyError:
+            release_date = "N/A"
+        [valid, views] = yt_api.video_is_valid_and_statistics(video_id)
+        if valid:
+            song_dict = {'artist': artist,
+                            'title': songtitle,
+                            'upload_date': upload_date,
+                            'release_date': release_date,
+                            'video_id': video_id,
+                            'views':views}
+            songlist.append(song_dict)
+    return songlist
+
+def get_dict_spotify(mydict):
+    """ Get dictionary of info from a
+        spotify playlist through youtube"""
+
+    # order by artists
+    set_artists = set()
+    for song in mydict:
+        set_artists.add(song['song artist'])
+
+    # TOTO
+    return mydict