Create app.py
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app.py
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import gradio as gr
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import numpy as np
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import tensorflow as tf
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import pickle
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from tensorflow.keras.preprocessing.sequence import pad_sequences
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# Load model and tokenizer
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model = tf.keras.models.load_model("sentiment_model.h5")
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with open("tokenizer.pkl", "rb") as f:
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tokenizer = pickle.load(f)
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max_len = 40
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def predict_sentiment(text):
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seq = tokenizer.texts_to_sequences([text])
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padded = pad_sequences(seq, maxlen=max_len, padding='post')
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pred = model.predict(padded)[0][0]
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label = "Positive" if pred >= 0.5 else "Negative"
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return {label: float(pred) if label == "Positive" else 1 - float(pred)}
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# Gradio UI
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demo = gr.Interface(fn=predict_sentiment,
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inputs=gr.Textbox(lines=2, placeholder="Enter a tweet..."),
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outputs=gr.Label(num_top_classes=2),
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title="Sentiment Analysis on Tweets",
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description="Enter a tweet and get predicted sentiment (Positive/Negative) and confidence score.")
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demo.launch()
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