Document Parsing

A collection of example scripts for extracting structured invoice data from PDFs using various APIs and services.

What’s Inside

• Extract text from invoice PDFs with pdfplumber
• Parse invoice contents using:
  • OpenAI GPT-4 (openai-main.py)
  • Anthropic Claude (anthropic-main.py)
  • Invofox API (invofox-main.py)
• Includes sample invoice files (invoice_sample.pdf, invoice_sample.jpg)

Prerequisites

• Python 3.8 or higher
• A virtual environment (Recommended)
• API keys for:
  • OpenAI (OPENAI_API_KEY)
  • Anthropic (ANTHROPIC_API_KEY)
  • Invofox (INVOFOX_API_KEY)

Installation

1. Clone the repository:

   git clone https://github.com/Anmol-Baranwal/doc-parsing.git
   cd doc-parsing

2. Create and activate a virtual environment:

   python -m venv env
   source env/bin/activate    # macOS/Linux
   env\Scripts\activate     # Windows

3. Install dependencies:

   pip install -r requirements.txt

4. Create a .env file in the project root and add your API keys:

   OPENAI_API_KEY=your-openai-api-key
   ANTHROPIC_API_KEY=your-anthropic-api-key
   INVOFOX_API_KEY=your-invofox-api-key

Usage

• OpenAI GPT-4:

  python openai-main.py

• Anthropic Claude:

  python anthropic-main.py

• Invofox API:

  python invofox-main.py

Thanks for visiting!