flask_app.py

   
import os
from flask import Flask, flash, request, redirect, url_for, session, jsonify
from flask_session import Session
from werkzeug.utils import secure_filename
from example_inference import example_inference
from flask import send_from_directory
from gradio_client import Client
import base64

UPLOAD_FOLDER = 'images'
ALLOWED_EXTENSIONS = {'png', 'jpg', 'jpeg'}

app = Flask(__name__)
app.config["SESSION_PERMANENT"] = False
app.config["SESSION_TYPE"] = "filesystem"
app.config['UPLOAD_FOLDER'] = UPLOAD_FOLDER

Session(app)

client = Client("stabilityai/stable-diffusion-3-medium")


def generate_logo(prompt):
  """Generates a logo using the provided prompt."""

  result = client.predict(
      prompt=prompt,
      negative_prompt="",
      seed=0,
      randomize_seed=True,
      width=1024,
      height=1024,
      guidance_scale=7, 
      num_inference_steps=50,
      api_name="/infer",
  )
  return result


@app.route('/logo', methods=['POST'])
def generate_response():
    try:
        data = request.get_json()
        
        if 'prompt' in data :
            prompt = data['prompt']
            
            response  = generate_logo(prompt)
            print(response, 'response')
            fileUrl = f'https://stabilityai-stable-diffusion-3-medium.hf.space/file={response[0]}'

            return jsonify(fileUrl)

        else:
            return jsonify({"error": "Missing required parameters"}), 400

    except Exception as e:
        return jsonify({"Error": str(e)}), 500 



def allowed_file(filename):
    return '.' in filename and \
           filename.rsplit('.', 1)[1].lower() in ALLOWED_EXTENSIONS

@app.route('/rm-bg/<transparent>/<color>', methods=['GET', 'POST'])
def upload_file(transparent, color):
    transparent = True if transparent == "true" else False
    if request.method == 'POST':
        if 'file' not in request.files:
            flash('No file part')
            return {"status": "Failed", "message": "Please Provide file name(file)."}
        file = request.files['file']
        if file.filename == '':
            flash('No selected file')
            return  {"status": "Failed", "message": "Filename Not Found."}
        if file and allowed_file(file.filename):
            img_data = file.read()
            img_base64 = base64.b64encode(img_data)
            if isinstance(img_base64, bytes):
                img_base64 = img_base64.decode('utf-8')
                print('yes')
            image_bytes = base64.b64decode(img_base64)
            rm_image_path = example_inference(image_bytes, transparent, color)
            return rm_image_path
    return {
        "message": "Get Request not allowed"
    }

if __name__ == '__main__':
    # http_server = WSGIServer(('', 8000), app)
    # http_server.serve_forever()
    app.debug = True
    app.run(port=8000)