app.py

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

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

# Some magic according to https://forums.fast.ai/t/lesson-2-official-topic/96033/376?page=17
def is_happy(x):
    return x[0].isupper()  # Used by model

# import sys
# sys.modules["__main__"].is_happy = is_happy

# Upload your model
learn = load_learner('model.pkl')

categories = learn.dls.vocab

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

image = gr.Image()
label = gr.Label()

# Upload your own images and link them
examples = ['angry.jpg', 'happy.jpg', 'Person emotion sad.jpg']

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