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import gradio as gr
from transformers import AutoModelForCausalLM, AutoTokenizer
import random
from datetime import datetime
from PyPDF2 import PdfReader
import json
from dotenv import load_dotenv
load_dotenv()
class TweetDatasetProcessor:
def __init__(self, fine_tuned_model_name, pdf_path):
self.tweets = []
self.personality_profile = {}
self.vectorizer = None # No need for vectorizer here since we're not clustering
self.used_tweets = set() # Track used tweets to avoid repetition
self.pdf_path = pdf_path
# Load fine-tuned model and tokenizer
self.model = AutoModelForCausalLM.from_pretrained(fine_tuned_model_name)
self.tokenizer = AutoTokenizer.from_pretrained(fine_tuned_model_name)
@staticmethod
def _process_line(line):
"""Process a single line."""
line = line.strip()
if not line or line.startswith('http'): # Skip empty lines and URLs
return None
return {
'content': line,
'timestamp': datetime.now(),
'mentions': [word for word in line.split() if word.startswith('@')],
'hashtags': [word for word in line.split() if word.startswith('#')]
}
def extract_text_from_pdf(self):
"""Extract text content from PDF file."""
reader = PdfReader(self.pdf_path)
text = ""
for page in reader.pages:
text += page.extract_text()
return text
def process_pdf_content(self, text):
"""Process PDF content and clean extracted tweets."""
if not text.strip():
raise ValueError("The provided PDF appears to be empty.")
lines = text.split('\n')
clean_tweets = [TweetDatasetProcessor._process_line(line) for line in lines]
self.tweets = [tweet for tweet in clean_tweets if tweet]
if not self.tweets:
raise ValueError("No tweets were extracted from the PDF. Ensure the content is properly formatted.")
return self.tweets
def analyze_personality(self, max_tweets=50):
"""Comprehensive personality analysis using a limited subset of tweets."""
if not self.tweets:
raise ValueError("No tweets available for personality analysis.")
all_tweets = [tweet['content'] for tweet in self.tweets][:max_tweets]
analysis_prompt = f"""Perform a deep psychological analysis of the author based on these tweets:
Core beliefs, emotional tendencies, cognitive patterns, etc.
Tweets for analysis:
{json.dumps(all_tweets, indent=2)}
"""
input_ids = self.tokenizer.encode(analysis_prompt, return_tensors='pt')
output = self.model.generate(input_ids, max_length=500, num_return_sequences=1, temperature=0.7)
personality_analysis = self.tokenizer.decode(output[0], skip_special_tokens=True)
self.personality_profile = personality_analysis
return self.personality_profile
def generate_tweet(self, context="", sample_size=3):
"""Generate a new tweet by sampling random tweets and avoiding repetition."""
if not self.tweets:
return "Error: No tweets available for generation."
# Randomly sample unique tweets
available_tweets = [tweet for tweet in self.tweets if tweet['content'] not in self.used_tweets]
if len(available_tweets) < sample_size:
self.used_tweets.clear() # Reset used tweets if all have been used
available_tweets = self.tweets
sampled_tweets = random.sample(available_tweets, sample_size)
sampled_contents = [tweet['content'] for tweet in sampled_tweets]
# Update the used tweets tracker
self.used_tweets.update(sampled_contents)
# Truncate personality profile to avoid token overflow
personality_profile_excerpt = self.personality_profile[:400] if len(self.personality_profile) > 400 else self.personality_profile
# Construct the prompt
prompt = f"""Based on this personality profile:
{personality_profile_excerpt}
Current context or topic (if any):
{context}
Tweets for context:
{', '.join(sampled_contents)}
**Only generate the tweet. Do not include analysis, explanation, or any other content.**
"""
input_ids = self.tokenizer.encode(prompt, return_tensors='pt')
output = self.model.generate(input_ids, max_length=150, num_return_sequences=1, temperature=1.0)
generated_tweet = self.tokenizer.decode(output[0], skip_special_tokens=True).strip()
return generated_tweet
# Gradio Interface Function
def gradio_interface():
# Path to the PDF with tweets
pdf_path = 'Dataset (4).pdf' # Replace with your PDF file path
fine_tuned_model_name = 'Manasa1/GPT2_Finetuned_tweets' # Replace with the path to your fine-tuned model
processor = TweetDatasetProcessor(fine_tuned_model_name, pdf_path)
text = processor.extract_text_from_pdf()
tweets = processor.process_pdf_content(text)
personality_analysis = processor.analyze_personality(max_tweets=50)
generated_tweet = processor.generate_tweet(context="AI-powered tweet generation", sample_size=3)
return personality_analysis, generated_tweet
# Gradio app setup
iface = gr.Interface(
fn=gradio_interface,
inputs=[],
outputs=[
gr.Textbox(label="Personality Analysis"),
gr.Textbox(label="Generated Tweet")
],
live=True,
title="AI Personality and Tweet Generation",
description="Automatically analyze personality and generate tweets based on a provided PDF of tweets."
)
# Launch the app
if __name__ == "__main__":
iface.launch()
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