Update app.py

app.py

@@ -134,11 +134,11 @@ def scaling(img,n=5):
 def shearing(img,n=5):
     for i in range(n):
         sx=np.round(np.random.uniform(1,1.5),2)
-        shx=np.round(np.random.uniform(0,0.4))
-        tx=np.random.randint(1,15)
-        shy=np.round(np.random.uniform(0,0.4))
+        shx=np.round(np.random.uniform(0,0.5))
+        tx=np.random.randint(1,10)
+        shy=np.round(np.random.uniform(0,0.5))
         sy=np.round(np.random.uniform(1,1.2),2)
-        ty=np.random.randint(1,20)
+        ty=np.random.randint(1,15)
         shm=np.array([[sx,shx,tx],[shy,sy,ty]],dtype=np.float32)
         img_shear=cv2.warpAffine(img,shm,(img.shape[1],img.shape[0]),borderMode=cv2.BORDER_REFLECT)
         save_image_and_show(img_shear)