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app.py
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import gradio as gr
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import os
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from openai import OpenAI
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import re
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def extract_medicine_names(api_key, image_path, model_choice):
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"""
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Extract medicine names from a prescription image using OpenRouter API
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"""
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if not api_key or api_key.strip() == "":
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return "Please provide a valid OpenRouter API key."
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if not image_path:
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return "Please upload an image."
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try:
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# Initialize the OpenAI client with OpenRouter base URL
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client = OpenAI(
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base_url="https://openrouter.ai/api/v1",
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api_key=api_key,
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)
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# Select the model based on user's choice
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if model_choice == "Llama 4 Maverick":
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model = "meta-llama/llama-4-maverick:free"
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else: # Default to Kimi VL
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model = "moonshotai/kimi-vl-a3b-thinking:free"
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# Prepare image for API
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with open(image_path, "rb") as image_file:
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import base64
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image_data = base64.b64encode(image_file.read()).decode("utf-8")
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# Create the completion
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completion = client.chat.completions.create(
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extra_headers={
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"HTTP-Referer": "https://medicine-extractor-app.com",
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"X-Title": "Medicine Name Extractor",
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},
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model=model,
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messages=[
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{
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"role": "system",
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"content": "You are a specialized medical assistant. Your task is to analyze prescription images and extract ONLY the names of medicines/medications. Return them as a clear, numbered list without any other commentary. If you cannot identify any medicine names, state that clearly."
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},
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{
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"role": "user",
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"content": [
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{
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"type": "text",
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"text": "Please extract and list ONLY the names of medicines or medications from this prescription image."
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},
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{
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"type": "image_url",
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"image_url": {
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"url": f"data:image/jpeg;base64,{image_data}"
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}
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}
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]
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}
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]
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)
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# Get the response
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result = completion.choices[0].message.content
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# Process to ensure we're only returning medicine names
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# This is a basic processing step - the system prompt should already help focus the response
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if "no medicine" in result.lower() or "cannot identify" in result.lower():
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return "No medicine names were identified in the prescription image."
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return result
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except Exception as e:
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return f"Error: {str(e)}"
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# Define the Gradio interface
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with gr.Blocks(title="Medicine Name Extractor", theme=gr.themes.Ocean()) as app:
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gr.Markdown("# Medicine Name Extractor")
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gr.Markdown("Upload a prescription image and the app will extract medication names using AI vision models.")
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with gr.Row():
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with gr.Column():
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api_key = gr.Textbox(
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label="OpenRouter API Key",
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placeholder="Enter your OpenRouter API key here",
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type="password"
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)
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model_choice = gr.Radio(
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["Llama 4 Maverick", "Kimi VL"],
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label="Select AI Model",
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value="Kimi VL"
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)
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image_input = gr.Image(
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label="Upload Prescription Image",
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type="filepath"
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)
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submit_btn = gr.Button("Extract Medicine Names", variant="primary")
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with gr.Column():
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output = gr.Textbox(
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label="Extracted Medicine Names",
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lines=10
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)
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# Handle the submission
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submit_btn.click(
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fn=extract_medicine_names,
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inputs=[api_key, image_input, model_choice],
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outputs=output
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)
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gr.Markdown("""
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## How to use
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1. Enter your OpenRouter API key
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2. Select an AI vision model
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3. Upload a clear image of a medical prescription
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4. Click "Extract Medicine Names"
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## Privacy Note
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Your prescription images are processed securely. No data is stored on our servers.
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""")
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# Launch the app
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if __name__ == "__main__":
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app.launch()
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