Update app.py

app.py

@@ -198,6 +198,7 @@ class VideoStreaming(object):
         }
 
         if url == '0':
+            print("am here with 0 to start cam")
             cap = cv2.VideoCapture(0)
         else:
             
@@ -218,6 +219,7 @@ class VideoStreaming(object):
                 if not grabbed:
                     break
                 if self.flipH:
+                    print("flip part :")
                     frame = cv2.flip(frame, 1)
 
                 if self.detect:
@@ -251,7 +253,7 @@ class VideoStreaming(object):
                                 landmark_drawing_spec=mp.solutions.drawing_utils.DrawingSpec(color=(255, 0, 0), thickness=4, circle_radius=3),
                                 connection_drawing_spec=mp.solutions.drawing_utils.DrawingSpec(color=(255, 255, 255), thickness=2, circle_radius=2), 
                             )
-
+                print("frame information in here : ")
                 frame = cv2.imencode(".jpg", frame)[1].tobytes()
                 yield ( 
                     b'--frame\r\n'