Update app.py

app.py

@@ -16,7 +16,7 @@ from transparent_background import Remover
 def doo(video, color, mode, progress=gr.Progress()):
     print(str(color))
     if str(color).startswith('#'):
-        str(color) = color.lstrip('#')
+        color = color.lstrip('#')
         rgb = tuple(int(color[i:i+2], 16) for i in (0, 2, 4))
         color = str(list(rgb))
     elif str(color).startswith('rgba'):