Create app.py
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app.py
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# app.py for Hugging Face Space (Gradio)
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import gradio as gr
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from transformers import pipeline
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import plotly.graph_objects as go
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# Load pre-trained emotion classifier from Hugging Face
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# Model trained on datasets similar to dair-ai/emotion (6 emotions: anger, fear, joy, love, sadness, surprise)
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classifier = pipeline("text-classification", model="j-hartmann/emotion-english-distilroberta-base", return_all_scores=True)
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# Define prediction function for Gradio
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def predict_emotion(text):
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# Get model predictions (list of [{label, score}] for each emotion)
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predictions = classifier(text)[0]
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# Extract emotion labels and scores
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emotions = [pred['label'] for pred in predictions]
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scores = [pred['score'] for pred in predictions]
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# Find the top emotion
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top_emotion = emotions[scores.index(max(scores))]
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# Create a bar chart with Plotly
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fig = go.Figure(
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data=[
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go.Bar(x=emotions, y=scores, marker_color=['#FF6384', '#36A2EB', '#FFCE56', '#4BC0C0', '#9966FF', '#FF9F40'])
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],
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layout=go.Layout(
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title="Emotion Probabilities",
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xaxis_title="Emotions",
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yaxis_title="Probability",
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yaxis_range=[0, 1]
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)
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)
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# Return top emotion and chart
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return f"Predicted Emotion: {top_emotion}", fig
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# Create Gradio interface
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iface = gr.Interface(
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fn=predict_emotion,
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inputs=gr.Textbox(label="Enter a tweet or text", placeholder="e.g., I'm so happy today!"),
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outputs=[
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gr.Text(label="Prediction"),
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gr.Plot(label="Emotion Probabilities")
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],
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title="Emotion Analyzer",
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description="Enter a tweet or short text to predict its emotion (anger, fear, joy, love, sadness, surprise).",
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examples=[
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["I'm so excited for the weekend!"], # Should predict Joy
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["This news is terrifying."], # Should predict Fear
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["I miss you so much."] # Should predict Sadness
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]
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)
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# Launch the interface (handled by Hugging Face Spaces)
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if __name__ == "__main__":
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iface.launch()
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