# Package Info # Runtime Dependencies | Package | Version Constraint | Last Published | PyPI | |----|----|----|----| | `polars` | `>=0.20` | 2026-06-30 |

| | `arviz` | -- | 2026-06-12 |

| | `xarray` | -- | 2026-07-09 |

| | `numpy` | -- | 2026-07-04 |

| | `pyarrow` | `>=24.0.0` | 2026-07-10 |

| | `vegafusion-python-embed` | `>=1.6` | 2024-05-09 |

| # Optional Dependencies ## `all` | Package | Version Constraint | Last Published | PyPI | |----|----|----|----| | `tidydraws` | -- | 2026-07-14 |

| | `tidydraws` | -- | 2026-07-14 |

| ## `altair` | Package | Version Constraint | Last Published | PyPI | |----|----|----|----| | `altair` | `>=6.2.2` | 2026-06-23 |

| | `vegafusion` | `>=2.0` | 2025-09-29 |

| | `vegafusion-python-embed` | `>=1.6` | 2024-05-09 |

| | `vl-convert-python` | `>=1.9.0` | 2026-01-21 |

| ## `dev` | Package | Version Constraint | Last Published | PyPI | |----|----|----|----| | `pytest` | `>=8.0` | 2026-06-19 |

| | `ruff` | `>=0.4` | 2026-07-09 |

| | `mypy` | `>=1.0` | 2026-07-13 |

| | `pandas-stubs` | -- | 2026-05-30 |

| | `prek` | -- | 2026-07-11 |

| | `ipykernel` | -- | 2026-06-10 |

| | `quarto` | `>=0.1` | 2021-02-03 |

| | `great-docs` | `>=0.15.0` | 2026-07-10 |

| | `plotnine` | -- | 2026-06-13 |

| | `altair` | `>=6.2.2` | 2026-06-23 |

| | `vegafusion` | `>=2.0.3` | 2025-09-29 |

| | `vegafusion-python-embed` | `>=1.6` | 2024-05-09 |

| | `vl-convert-python` | `>=1.9.0` | 2026-01-21 |

| | `pymc` | -- | 2026-07-07 |

| ## `letsplot` | Package | Version Constraint | Last Published | PyPI | |----|----|----|----| | `lets-plot` | -- | 2026-06-30 |

| ## `plotnine` | Package | Version Constraint | Last Published | PyPI | |----|----|----|----| | `plotnine` | -- | 2026-06-13 |

| | `seaborn` | -- | 2024-01-25 |

| # Summary - **Requires:** Python `>=3.11` - **Runtime Dependencies:** 6 - **Optional Dependencies:** 5 groups (17 unique packages) - **Total unique dependencies:** 22