Fix classify_image error

app.py

@@ -19,11 +19,11 @@ learn = load_learner('model.pkl')
 # finally:
 #     pathlib.PosixPath = posix_backup
 
-# # %% ..\lesson2-app.ipynb 6
-# categories = ('Dog','Cat')
-# def classify_image(img):
-#     pred, idx, probs = learn.predict(img)
-#     return dict(zip(categories, map(float,probs)))
+# %% ..\lesson2-app.ipynb 6
+categories = ('Dog','Cat')
+def classify_image(img):
+    pred, idx, probs = learn.predict(img)
+    return dict(zip(categories, map(float, probs)))
 
 # %% ..\lesson2-app.ipynb 8
 image = gr.inputs.Image(shape=(192,192))