move model to hub, update learner and imports

app.py

@@ -1,18 +1,13 @@
-! [ -e /content ] && pip install -Uqq fastbook
 import gradio as gr
-import fastbook
+from huggingface_hub import from_pretrained_fastai
 
-fastbook.setup_book()
-
-from fastbook import *
-from fastai.vision.widgets import *
-
-learn = load_learner('bear_model.pkl')
+repo_id = "triskuit/bears"
+learner = from_pretrained_fastai(repo_id)
 
 categories = ("black", "grizzly", "teddy")
 
 def classify_image(img):
-    pred,idx,probs = learn.predict(img)
+    pred,idx,probs = learner.predict(img)
     return dict(zip(categories, map(float, probs)))
 
 demo = gr.Interface(fn=classify_image, inputs="image", outputs="label")

bear_model.pkl

@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:9a2e0511ba2930127a3035de9dff6146f4cf120e995037fa5f65fffa7b98c9a9
-size 46971593