Update app.py

app.py

@@ -10,7 +10,7 @@ model = load_model('HandSignClassifier (2).h5')
 f = st.file_uploader("Choose a Video")
 array = ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z','del','nothing','space']
     # Read the video file from the file-like object
-if f is not none:
+if f is not None:
     img = Image.open(f)
     img = img.resize((256,256))
     img = np.reshape(img,(1,256,256,3))