import gradio as gr
import tensorflow as tf
import numpy as np

# Load the pre-trained model
model = tf.keras.models.load_model('sentimentality.h5')

# Define a function to preprocess the text input
def preprocess(text):
    tokenizer = tf.keras.preprocessing.text.Tokenizer()
    tokenizer.fit_on_texts([text])
    text = tokenizer.texts_to_sequences([text])
    text = tf.keras.preprocessing.sequence.pad_sequences(text, maxlen=500, padding='post', truncating='post')
    return text

# Define a function to make a prediction on the input text
def predict_sentiment(text):
    # Preprocess the text
    text = preprocess(text)
    # Make a prediction using the loaded model
    proba = model.predict(text)[0]
    # Normalize the probabilities
    proba /= proba.sum()
    # Return the probability distribution
    return {"Positive": float(proba[0]), "Negative": float(proba[1]), "Neutral": float(proba[2])}

# Create a Gradio interface
iface = gr.Interface(
    fn=predict_sentiment, 
    inputs=gr.inputs.Textbox(label="Enter text here"), 
    outputs=gr.outputs.Label(label="Sentiment", default="Neutral")
)

# Launch the interface
iface.launch()