app.py

import gradio as gr
from fastai.vision.all import *
import skimage

learn = load_learner('export-castles.pkl')

labels = learn.dls.vocab
def predict(img):
    img = PILImage.create(img)
    pred,pred_idx,probs = learn.predict(img)
    return {labels[i]: float(probs[i]) for i in range(len(labels))}