user download option

spotify-dl.py

@@ -15,11 +15,22 @@
     parser = argparse.ArgumentParser(prog='spotify-dl')
     parser.add_argument('-d', '--download', action='store_true', help='Download using youtube-dl')
     parser.add_argument('-V', '--verbose', action='store_true', help='Show more information on what''s happening.')
+    parser.add_argument('-o' , '--output',type=str,action='store',nargs='*',help='Specify download diretory.')
     args = parser.parse_args()
     if args.verbose:
         log.setLevel(logging.DEBUG)
 
     token = authenticate()
+    if args.output:
+        download_directory = args.output[0]
+            #Check whether directory has a trailing slash or not
+        if len(download_directory) >=0 and download_directory[-1] != '/':
+            download_directory+='/'
+    else:
+        download_directory=''
+
+
+
     sp = spotipy.Spotify(auth=token)
     songs = fetch_saved_tracks(sp)
     url = []
@@ -29,4 +40,4 @@
             url.append(link)
     save_songs_to_file(url)
     if args.download == True:
-        download_songs(url)
+        download_songs(url,download_directory)

spotify.py

@@ -9,7 +9,7 @@
 
 
 def authenticate():
-    return util.prompt_for_user_token(username,scope, CLIENT_ID, CLIENT_SECRET, REDIRECT_URL)
+    return util.prompt_for_user_token(username,scope, CLIENT_ID, CLIENT_SECRET)
 
 
 def fetch_saved_tracks(sp):
@@ -37,11 +37,11 @@ def save_songs_to_file(songs):
     f.close()
 
 
-def download_songs(songs):
+def download_songs(songs,download_directory):
     ydl_opts = {
         'format': 'bestaudio/best',
         'download_archive': 'downloaded_songs.txt',
-        'outtmpl': '~/Music/%(title)s.%(ext)s',
+        'outtmpl': download_directory+'%(title)s.%(ext)s',
         'postprocessors': [{
             'key': 'FFmpegExtractAudio',
             'preferredcodec': 'mp3',