app.py

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

learn = load_learner("truck_model.pkl")

labels = learn.dls.vocab


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


iface = gr.Interface(
    fn=predict,
    inputs=gr.inputs.Image(shape=(512, 512)),
    outputs=gr.outputs.Label(num_top_classes=3),
    theme="freddyaboulton/dracula_revamped",
)
iface.launch()