Fix inconsistent three-space indentation

beets/ui/commands.py

@@ -489,7 +489,7 @@ def manual_id(singleton):
     # Find the first thing that looks like a UUID/MBID.
     match = re.search('[a-f0-9]{8}(-[a-f0-9]{4}){3}-[a-f0-9]{12}', entry)
     if match:
-       return match.group()
+        return match.group()
     else:
         log.error('Invalid MBID.')
         return None

beets/util/pipeline.py

@@ -432,7 +432,7 @@ if __name__ == '__main__':
             print('processing %i' % num)
             time.sleep(3)
             if num == 3:
-               raise Exception()
+                raise Exception()
             num = yield num * 2
     def exc_consume():
         while True: