app.py

import openai
import os
import gradio as gr
from dotenv import load_dotenv
import io
from PIL import Image

# Load environment variables (where your OpenAI key will be stored)
load_dotenv()

# Load the OpenAI API key from environment variables
openai.api_key = os.getenv("OPENAI_API_KEY").strip()

# Function to analyze the ad image (text analysis with GPT-4)
def analyze_ad(image):
    # Convert the image to bytes (you can keep this for future multimodal capabilities)
    image_bytes = io.BytesIO()
    image.save(image_bytes, format='PNG')
    image_bytes = image_bytes.getvalue()

    # Placeholder: Using a simple prompt for text-based analysis (future multimodal support)
    prompt = """
    This is an advertisement. Please generate a marketing persona based on this ad and provide scores (out of 10) on the following:
    
    1. Relevance to Target Audience
    2. Emotional Engagement
    3. Brand Consistency
    4. Creativity
    5. Persuasiveness
    
    Explain your reasoning for each score and provide a final persona description.
    """

    # Send the prompt to GPT-4-turbo for analysis
    response = openai.chat.completions.create(
        model="gpt-4-turbo",
        messages=[
            {"role": "system", "content": "You are a marketing expert analyzing an advertisement."},
            {"role": "user", "content": prompt}
        ],
        temperature=0.7,
        max_tokens=400
    )

    # Extract the response text from the API output
    result = response['choices'][0]['message']['content']

    # Return the result for display
    return result

# Function to process the image and run the analysis
def upload_and_analyze(image):
    # Call the analyze_ad function to generate marketing insights
    result = analyze_ad(image)
    return result

# Gradio interface for Hugging Face deployment
iface = gr.Interface(
    fn=upload_and_analyze,
    inputs=gr.Image(type="pil", label="Upload Advertisement Image"),  # Upload the ad image
    outputs=gr.Textbox(label="Marketing Persona and Ad Analysis"),
    title="Advertisement Persona and Scoring Analyzer",
    description="Upload an advertisement image and get a marketing persona along with scores for Relevance, Emotional Engagement, Brand Consistency, Creativity, and Persuasiveness."
)

# Launch the app
if __name__ == "__main__":
    iface.launch()