YouTube Blog Summary App

A Python-Django application that allows users to summarize YouTube videos by generating concise scripts from their transcripts. The app integrates audio download, transcription, and AI-based summarization, and stores the results in a database.

AI_Blog_App_Video_Ture.mp4

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Features

1. User Authentication

   • Users can create accounts, log in, and log out to manage access securely.

2. YouTube Audio Download

   • Users provide a YouTube video link.
   • The app downloads the audio from the video using yt_dlp.

3. Audio Transcription

   • Converts the downloaded audio into text using AssemblyAI.

4. Summarization

   • Shortens the transcript to comply with GooseAI's token limit.
   • Generates a script summary using GooseAI's text-generation capabilities.

5. Database Storage

   • Saves the following details in an AWS-hosted PostgreSQL database:
     • User
     • YouTube title
     • YouTube link
     • Generated content (summary)
     • Date and time of creation

6. Post Management

   • Users can view all the posts they have created in a dedicated dashboard.

Prerequisites

Before running the application, ensure you have the following:

• Python 3.8+
• Django 4.x
• PostgreSQL Database (AWS-hosted or local)
• API Keys:
  • AssemblyAI API key for transcription services.
  • GooseAI API key for summarization.

Installation and Setup

1. Clone the Repository

git clone https://github.com/marcornc/AI_Blog_App.git
cd AI_Blog_App

2. Set Up a Virtual Environment

python -m venv .venv
.venv\Scripts\activate

3. Install Dependencies

pip install -r requirements.txt

4. Configure the Environment

• Create a .env file in the project root with the following keys:

  • NAME_DB = name of the DB
  • MASTER_USER = name superuser
  • PASSWORD_DB = DB password
  • DB_HOST = DB host
  • SECRET_KEY = Django secret key
  • AAI_KEY = key for assemblyai
  • GOOSEAI_KEY = key for GooseAI

5. Set Up the Database Apply migrations to set up the PostgreSQL database:

python manage.py makemigrations
python manage.py migrate

6. Run the Development Server

python manage.py runserver

Visit http://127.0.0.1:8000/ in your browser.

Usage

1. Sign Up or Log In

   • Create an account or log in using existing credentials.

2. Generate a Summary

   • Input a valid YouTube video link.
   • The app will:
     • Download the audio from the video.
     • Transcribe the audio to text.
     • Summarize the transcription using GooseAI.
     • Save the results in the database.

3. View Saved Posts

   • Access your dashboard to view all generated summaries, including:
     • YouTube title
     • YouTube link
     • Summary content

Technologies Used

• Backend Framework: Django
• Frontend: HTML, CSS, JavaScript (basic templates)
• Database: AWS PostgreSQL
• Audio Download: yt_dlp
• Transcription: AssemblyAI
• Text Generation: GooseAI (OpenAI API alternative)

API Details

• AssemblyAI

  • Converts audio files to text transcripts.
  • Requires an API key.

• GooseAI

  • Generates script summaries from text.
  • Requires an API key.

Notes

• Audio Storage: Audio files are temporarily stored in the media/ folder and deleted after processing.
• Token Limit: Transcripts are truncated to fit within GooseAI's token limit to avoid errors.

Acknowledgements

• AssemblyAI: For transcription services.
• GooseAI: For summarization.
• yt-dlp: For downloading YouTube audio.