bigcats / app.py
Aspiring Astro
add a clear btn
56da072
# AUTOGENERATED! DO NOT EDIT! File to edit: app.ipynb.
# %% auto 0
__all__ = ['interpretation', 'enable_queue', 'title', 'description', 'learners', 'models', 'active_name', 'active_model',
'example_images', 'demo', 'classify_image', 'select_model', 'update_matrix', 'update_losses']
# %% app.ipynb 1
from fastai.vision.all import *
import gradio as gr
interpretation='default'
enable_queue=True
title = "FastAI - Big Cats Classifier"
description = "Classify big cats using all Resnet models available pre-trained in FastAI"
# %% app.ipynb 2
learners = {
"resnet-18" : 'models/resnet18-model.pkl',
"resnet-34" : 'models/resnet34-model.pkl',
"resnet-50" : 'models/resnet50-model.pkl',
"resnet-101": 'models/resnet101-model.pkl',
"resnet-152": 'models/resnet152-model.pkl'
}
models = list(learners.keys())
active_name = "resnet-18"
active_model = learners[active_name]
# %% app.ipynb 3
def classify_image(img):
learn = load_learner(active_model)
pred,idx,probs = learn.predict(img)
return dict(zip(learn.dls.vocab, map(float, probs)))
def select_model(model_name):
if model_name not in models:
model_name = "resnet-18"
active_name = model_name
active_model = learners[active_name]
return model_name.upper()
def update_matrix():
return "models/" + active_name.replace('-','',1) + "-confusion-matrix.png"
def update_losses():
return "models/" + active_name.replace('-','',1) + "-top-losses.png"
# %% app.ipynb 5
example_images = [ 'cheetah.jpg', 'jaguar.jpg', 'tiger.jpg', 'cougar.jpg', 'lion.jpg', 'african leopard.jpg', 'clouded leopard.jpg', 'snow leopard.jpg', 'hidden.png', 'hidden2.png' ]
demo = gr.Blocks()
with demo:
with gr.Column(variant="panel"):
image = gr.inputs.Image(label="Pick an image")
model = gr.inputs.Dropdown(label="Select a model", choices=models)
with gr.Row(equal_height=True):
btnClassify = gr.Button("Classify")
btnClear = gr.Button("Clear")
with gr.Column(variant="panel"):
selected = gr.outputs.Textbox(label="Active Model")
with gr.Row(equal_height=True):
matrix=gr.outputs.Image(type='filepath', label="Confusion Matrix")
losses=gr.outputs.Image(type='filepath', label="Top Losses")
result = gr.outputs.Label(label="Result")
img_gallery = gr.Examples(examples=example_images, inputs=image)
# Register all event listeners
model.change(fn=select_model, inputs=model, outputs=selected)
model.change(fn=update_matrix, outputs=matrix)
model.change(fn=update_losses, outputs=losses)
btnClassify.click(fn=classify_image, inputs=image, outputs=result)
btnClear.click(fn=lambda: gr.Image.update(value=None), inputs=None, outputs=None)
demo.launch(debug=True, inline=False)
# intf = gr.Interface(fn=classify_image, inputs=image, outputs=label, examples=example_images, title=title, description=description )
# if __name__ == "__main__":
# intf.launch(debug=True, inline=False)