app.py

__all__ = ['learn', 'classify_image', 'examples', 'categories', 'image', 'label', 'intf']

# Cell
from fastai.vision.all import *
import gradio as gr


# Cell
learn = load_learner('model.pkl')

# Cell
categories = ('healthy', 'northern-leaf-blight', 'rust', 'southern-leaf-blight')

def classify_image(img):
    pred,idx,probs = learn.predict(img)
    return dict(zip(categories, map(float,probs)))

# Cell
image = gr.inputs.Image(shape=(192, 192))
label = gr.outputs.Label()
examples = ['healthy.jpg', 'northern-leaf.jpg', 'rust.jpg', 'southern-leaf.jpg']

intf = gr.Interface(fn=classify_image, inputs=image, outputs=label, examples=examples)
intf.launch(inline=False)