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import os | |
import gradio as gr | |
from transformers import pipeline | |
import spacy | |
import subprocess | |
import nltk | |
from nltk.corpus import wordnet | |
from spellchecker import SpellChecker | |
from fastapi import FastAPI, HTTPException | |
from pydantic import BaseModel | |
import uvicorn | |
import uuid # To generate unique link IDs | |
# Initialize FastAPI app | |
api_app = FastAPI() | |
# Initialize the English text classification pipeline for AI detection | |
pipeline_en = pipeline(task="text-classification", model="Hello-SimpleAI/chatgpt-detector-roberta") | |
# Initialize the spell checker | |
spell = SpellChecker() | |
# Ensure necessary NLTK data is downloaded | |
nltk.download('wordnet') | |
nltk.download('omw-1.4') | |
# Ensure the SpaCy model is installed | |
try: | |
nlp = spacy.load("en_core_web_sm") | |
except OSError: | |
subprocess.run(["python", "-m", "spacy", "download", "en_core_web_sm"]) | |
nlp = spacy.load("en_core_web_sm") | |
# Generate temporary link storage (could be database or in-memory store) | |
temporary_links = {} | |
# Define request models for FastAPI | |
class TextRequest(BaseModel): | |
text: str | |
# Function to predict the label and score for English text (AI Detection) | |
def predict_en(text): | |
res = pipeline_en(text)[0] | |
return res['label'], res['score'] | |
# Function to paraphrase and correct grammar with enhanced accuracy | |
def paraphrase_and_correct(text): | |
# Here should go all the paraphrasing and grammar correction logic. | |
return text # For now just return the input | |
# API Endpoint to create a new temporary link for Gradio interface | |
async def generate_temporary_link(task: str): | |
# Check if the task is either 'ai-detection' or 'paraphrase' | |
if task not in ["ai-detection", "paraphrase"]: | |
raise HTTPException(status_code=400, detail="Invalid task type.") | |
# Create a unique link using UUID | |
link_id = str(uuid.uuid4()) | |
# Set up Gradio interface based on task | |
if task == "ai-detection": | |
with gr.Blocks() as demo: | |
t1 = gr.Textbox(lines=5, label='Text') | |
button1 = gr.Button("π€ Predict!") | |
label1 = gr.Textbox(lines=1, label='Predicted Label π') | |
score1 = gr.Textbox(lines=1, label='Prob') | |
# Connect the prediction function to the button | |
button1.click(fn=predict_en, inputs=t1, outputs=[label1, score1]) | |
elif task == "paraphrase": | |
with gr.Blocks() as demo: | |
t2 = gr.Textbox(lines=5, label='Enter text for paraphrasing and grammar correction') | |
button2 = gr.Button("π Paraphrase and Correct") | |
result2 = gr.Textbox(lines=10, label='Corrected Text', placeholder="The corrected text will appear here...") | |
# Connect the paraphrasing and correction function to the button | |
button2.click(fn=paraphrase_and_correct, inputs=t2, outputs=result2) | |
# Launch Gradio and get the link | |
demo_url = demo.launch(share=True, prevent_thread_lock=True) | |
# Save the generated link in memory (temporary) | |
temporary_links[link_id] = {"task": task, "url": demo_url} | |
# Return the link to the user | |
return {"link_id": link_id, "url": demo_url} | |
# API Endpoint to get the status or result via the generated link | |
async def get_temporary_link(link_id: str): | |
# Check if the link exists | |
if link_id not in temporary_links: | |
raise HTTPException(status_code=404, detail="Link not found.") | |
# Retrieve the link details | |
link_details = temporary_links[link_id] | |
return {"link": link_details["url"]} | |
# Run the FastAPI app | |
if __name__ == "__main__": | |
uvicorn.run(api_app, host="0.0.0.0", port=8000) | |