bollhav 2.0.70

Standardizing models and pipes for data pipelines

bollhav

Model definition framework that standardizes code at pipe and model level using the model and pipe abstractions

This library

• is permissive by design
• is designed with ✨developer experience✨ in mind

Concepts

• Model
  • Upstream
• Pipe
• Tags
  • examples
• Modes

Implementations:

• Postgres
• MSSQL

Demo

Examples

A self-contained mock pipeline in examples/ demonstrates the full bollhav pattern — models, pipes, tag matching, and write modes — without any database connections.

cd examples
export TAGS="[all]"
export USE_SCHEMA_SUFFIX=false
export BACKFILL_ENABLED=true
export BACKFILL_SINCE=2024-01-01T00:00:00Z
export BACKFILL_UNTIL=2024-01-11T00:00:00Z
python main.py

See examples/README.md for the full setup and available options

Installation

pip install bollhav

Testing

Tests use pytest. Run the full suite:

pytest tests/

Build + publish example

git tag 1.2.3 && git push --tags