Switch to cat vs dog example

app.py

@@ -1,7 +1,8 @@
 import gradio as gr
 from fastai.vision.all import *
 
-categories = ('ninja', 'not ninja')
+def is_cat(x): return x[0].isupper() 
+categories = ('cat', 'dog')
 learn = load_learner('model.pkl')
 
 def classify_image(img):

model.pkl

@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:f4972bbbb0e72bac0674b1bec3cb09b2f351447b5582386d138431a27e65f6ac
-size 46952943
+oid sha256:07320dccaec6f756afaea092a378331990e411df2fa75158b17c9502cc329cd3
+size 47061419