bygod 3.0.1

A comprehensive, truly asynchronous tool for downloading Bible translations from BibleGateway.com

ByGoD

A comprehensive, truly asynchronous tool for downloading Bible translations from BibleGateway.com in multiple formats (JSON, CSV, YAML, XML) with genuine parallel downloads, retry mechanisms, and flexible output options.

🚀 Features

• True Async HTTP Requests: Uses aiohttp for genuine parallelism, not just threading
• Direct HTML Parsing: Bypasses synchronous libraries to directly parse BibleGateway HTML
• Multiple Translations: Support for 30+ Bible translations (NIV, KJV, ESV, etc.)
• Multiple Formats: Output in JSON, CSV, YAML, and XML formats
• Intelligent Rate Limiting: Configurable concurrency with automatic rate limiting
• Retry Mechanisms: Exponential backoff with configurable retry attempts
• Organized Output: Structured directory organization by translation and format
• Comprehensive Logging: Colored, detailed progress tracking
• Flexible Output Modes: Download individual books, full Bibles, or both

📦 Installation

Option 1: Install from PyPI (Recommended)

pip install bygod

Option 2: Install from Source (Using Pipenv)

1. Clone the repository:

   git clone [e-mail]:Christ-Is-The-King/bygod.git
   cd bygod
   

2. Install pipenv (if not already installed):

   pip install pipenv
   

3. Install dependencies and activate virtual environment:

   pipenv install
   pipenv shell
   

4. Install in development mode:

   pip install -e .
   

5. Run the application:

   python main.py [options]
   

Option 3: Install from Source (Using pip)

1. Clone the repository:

   git clone [e-mail]:Christ-Is-The-King/bygod.git
   cd bygod
   

2. Create a virtual environment:

   python -m venv venv
   source venv/bin/activate  # On Windows: venv\Scripts\activate
   

3. Install dependencies:

   pip install -r requirements.txt
   

4. Install in development mode:

   pip install -e .
   

Option 4: Build and Install Package

1. Build the package:

   python build_package.py
   

2. Install the built package:

   pip install dist/bygod-*.whl
   

🎯 Quick Start

Basic Usage

Download a single translation in JSON format:

bygod --translations NIV --formats json

Download multiple translations in multiple formats:

bygod --translations NIV,KJV,ESV --formats json,csv,xml

Download specific books only:

bygod --translations NIV --books Genesis,Exodus,Psalms

Advanced Usage

Download with custom rate limiting and retry settings:

bygod \
  --translations NIV,KJV \
  --formats json,csv \
  --rate-limit 10 \
  --retries 5 \
  --retry-delay 3 \
  --timeout 600

Download only individual books (no full Bible):

bygod --translations NIV --output-mode books

Download only full Bible (no individual books):

bygod --translations NIV --output-mode book

Verbosity and Logging

Control output verbosity and error logging:

• Use -v, -vv, or -vvv for increasing verbosity
• Use -q or --quiet to suppress all output except errors
• Use -e or --log-errors to log errors to a file
• Use -l or --log-level to set the logging level

Verbose mode (more detailed output):

bygod --translations NIV --output-mode books -v

Log errors to file:

bygod --translations NIV --log-errors logs/bible_errors.log

Set specific log level:

bygod --translations NIV --log-level DEBUG

Combine options:

bygod --translations NIV -v --log-errors logs/errors.log --log-level WARNING

---

📋 Sample Log Output

Example log lines for chapter and book downloads:

✅ Downloaded Psalms 149 (NIV): 9 verses in 2.3s
✅ Downloaded Psalms 150 (NIV): 6 verses in 1.1s
📊 Completed Psalms (NIV): 150/150 chapters, 2,385 total verses in 1m 57.6s

• Each chapter log shows the number of verses and the time taken for that chapter.
• The book completion log shows the total chapters, total verses (comma-formatted), and the total time for the book.

📋 Command Line Options

Option	Description	Default
--translations	Comma-separated list of Bible translations	NIV
--formats	Output formats: json, csv, xml, yaml	json
--output-mode	Output mode: book, books, all	all
--output-dir	Directory to save downloaded Bibles	./bibles
--rate-limit	Maximum concurrent requests	5
--retries	Maximum retry attempts	3
--retry-delay	Delay between retries (seconds)	2
--timeout	Request timeout (seconds)	300
--books	Comma-separated list of specific books	All books
-v, --verbose	Increase verbosity level (-v for INFO, -vv for DEBUG)	0
-q, --quiet	Suppress all output except errors	False
--log-level	Set logging level (DEBUG, INFO, WARNING, ERROR, CRITICAL)	INFO
--log-errors	Log errors to specified file in clean format	None

📚 Supported Translations

The downloader supports 30+ Bible translations including:

• NIV - New International Version
• KJV - King James Version
• ESV - English Standard Version
• NKJV - New King James Version
• NLT - New Living Translation
• CSB - Christian Standard Bible
• NASB - New American Standard Bible
• RSV - Revised Standard Version
• ASV - American Standard Version
• WEB - World English Bible
• YLT - Young's Literal Translation
• AMP - Amplified Bible
• MSG - The Message
• CEV - Contemporary English Version
• ERV - Easy-to-Read Version
• GW - God's Word Translation
• HCSB - Holman Christian Standard Bible
• ICB - International Children's Bible
• ISV - International Standard Version
• LEB - Lexham English Bible
• NCV - New Century Version
• NET - New English Translation
• NIRV - New International Reader's Version
• NRSV - New Revised Standard Version
• TLB - The Living Bible
• TLV - Tree of Life Version
• VOICE - The Voice
• WYC - Wycliffe Bible

📁 Output Structure

The downloader creates a well-organized directory structure:

bibles/
├── NIV/
│   ├── NIV.json          # Full Bible in JSON
│   ├── NIV.csv           # Full Bible in CSV
│   ├── NIV.xml           # Full Bible in XML
│   ├── NIV.yml           # Full Bible in YAML
│   └── books/
│       ├── Genesis.json  # Individual book in JSON
│       ├── Genesis.csv   # Individual book in CSV
│       ├── Genesis.xml   # Individual book in XML
│       ├── Genesis.yml   # Individual book in YAML
│       └── ...
├── KJV/
│   ├── KJV.json
│   ├── KJV.csv
│   └── books/
│       └── ...
└── ...

🏗️ Project Structure

The project has been refactored into a clean, modular structure:

bygod/
├── main.py                    # Main entry point
├── src/                       # Source code package
│   ├── __init__.py
│   ├── constants/             # Bible translations and books data
│   │   ├── translations.py    # BIBLE_TRANSLATIONS dictionary
│   │   └── books.py          # BOOKS list
│   ├── core/                  # Core downloader functionality
│   │   └── downloader.py      # AsyncBibleDownloader class
│   ├── utils/                 # Utility functions
│   │   ├── formatting.py      # Duration and number formatting
│   │   └── logging.py         # Logging setup and configuration
│   ├── cli/                   # Command line interface
│   │   └── parser.py          # Argument parsing and validation
│   ├── processors/            # Processing logic
│   │   ├── bible_processor.py # Bible download processing
│   │   └── master_processor.py # Master file processing
│   └── utils/                 # Utility functions
│       ├── formatting.py      # Duration and number formatting
│       └── logging.py         # Logging setup and configuration
├── pyproject.toml             # Project configuration
├── README.md                  # This file
└── ... (other files)

🔧 Technical Details

True Async Architecture

Unlike traditional threading approaches, this downloader uses:

• asyncio: Python's native async/await framework
• aiohttp: True async HTTP client for concurrent requests
• Semaphores: Rate limiting with configurable concurrency
• asyncio.gather(): Parallel execution of multiple downloads

HTML Parsing

The downloader directly parses BibleGateway HTML using:

• BeautifulSoup: HTML parsing and navigation
• CSS Selectors: Multiple fallback selectors for verse extraction
• Regex Patterns: Chapter discovery and verse number detection

Modular Architecture

The codebase has been refactored into a clean, modular structure:

• Separation of Concerns: Each module has a specific responsibility
• Maintainability: Easy to understand and modify individual components
• Testability: Each module can be tested independently
• Reusability: Core downloader can be imported and used in other projects
• Code Quality: Comprehensive linting and formatting standards

Code Quality Standards

The project maintains high code quality through automated tools:

• Formatting: Black for consistent code style, isort for import organization
• Linting: Flake8 for style guide enforcement, Pylint for code analysis
• Type Checking: MyPy for static type analysis
• Security: Bandit for security vulnerability detection, Safety for dependency scanning
• Documentation: Pydocstyle for docstring standards
• Complexity: Vulture for dead code detection, Radon for complexity analysis

All code is automatically formatted and follows PEP 8 standards.

Error Handling

• Exponential Backoff: Intelligent retry with increasing delays
• Rate Limit Detection: Automatic handling of 429 responses
• Graceful Degradation: Continues processing even if some downloads fail
• Detailed Logging: Comprehensive error reporting and progress tracking

🧪 Testing

Run the test suite to verify functionality:

# Using pipenv
pipenv run python -m pytest src/tests/ -v

# Run specific test categories
pipenv run python -m pytest src/tests/test_constants.py -v
pipenv run python -m pytest src/tests/test_utils.py -v
pipenv run python -m pytest src/tests/test_core.py -v

# Run with coverage
pipenv run python -m pytest src/tests/ --cov=src --cov-report=html

The test suite includes:

• Core Functionality: Downloader initialization, context management, request handling
• Constants Validation: Bible translations, books, and chapter counts
• Utilities: Formatting functions and logging setup
• Integration Tests: End-to-end download scenarios

Test Results

• 47 tests passed ✅
• 1 test skipped ⏭️ (complex async mocking)
• 0 tests failed ❌
• Clean test suite: Removed problematic network simulation tests

📊 Performance

The true async architecture provides significant performance improvements:

• Genuine Parallelism: Multiple HTTP requests execute simultaneously
• Efficient Resource Usage: No thread overhead, uses event loop
• Scalable Concurrency: Configurable rate limits prevent server overload
• Memory Efficient: Streams responses without loading entire files into memory

🤝 Contributing

1. Fork the repository
2. Create a feature branch
3. Install dependencies using pipenv:

   pipenv install
   pipenv install --dev
   

4. Make your changes
5. Add tests for new functionality
6. Ensure all tests pass:

   pipenv run python tests.py
   

7. Run the linter to ensure code quality:

   # Run all code quality checks
   ./scripts/code-checker.sh --all
   
   # Or run specific checks
   ./scripts/code-checker.sh --format  # Black + isort
   ./scripts/code-checker.sh --lint    # Flake8 + Pylint
   ./scripts/code-checker.sh --type    # MyPy type checking
   ./scripts/code-checker.sh --security # Bandit + Safety
   

8. Submit a pull request

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

🙏 Acknowledgments

• BibleGateway.com for providing Bible content
• The Python async community for excellent tools and documentation
• Contributors and users who provide feedback and improvements

🆘 Troubleshooting

Common Issues

Rate Limiting: If you encounter 429 errors, reduce the --rate-limit value.

Timeout Errors: Increase the --timeout value for slower connections.

Missing Verses: Some translations may have different HTML structures. The parser includes multiple fallback methods.

Memory Usage: For large downloads, consider downloading fewer books at once or using a lower rate limit.

Getting Help

• Check the logs for detailed error messages
• Try with a single translation and book first
• Ensure your internet connection is stable
• Verify that BibleGateway.com is accessible from your location