altair-extra-color-schemes

Additional named color schemes for Altair via a custom renderer.

Quickstart

Installation

Via pip:

pip install altair-extra-color-schemes

Via Pipenv:

pipenv install altair-extra-color-schemes

Via Poetry:

poetry add altair-extra-color-schemes

Via PDM:

pdm add altair-extra-color-schemes

Via Pyflow:

pyflow install altair-extra-color-schemes

Usage

import altair as alt
alt.renderers.enable("extra_color_schemes")

You can find some example charts in the demo.ipynb notebook.

Color schemes

Color scheme name	Type	Source	Notes
"dvs"	Categorical	Data Visualization Standards (DVS)	"Featured Colors" and "Qualitative Colors" > "Example Palette"

Development

Poetry (version 1.2.0)

Add new color schemes to the altair_extra_color_schemes/full_template.jinja file

• poetry config virtualenvs.in-project true
• poetry install
• poetry run jupyter lab
• poetry run black demo.ipynb
• poetry check

Deployment

• poetry version minor or poetry version patch
• poetry build

Notes

• djLint:
  • pipx install djlint
  • djlint altair_extra_color_schemes/template.jinja --check
  • djlint altair_extra_color_schemes/template.jinja --reformat
  • djlint altair_extra_color_schemes/template.jinja --profile=jinja
  • djlint formatter.jinja --reformat --format-css --format-js
• Default color schemes
• DjHTML:
  • pipx install djhtml
  • djhtml -i formatter.html
• curlylint:
  • pipx install curlylint
  • curlylint altair_extra_color_schemes/full_template.jinja
• Cloudscape Design System (Figma file)
• Poetry:
  • Detection of the currently active Python (experimental) documentation
  • Can't install Pandas on Mac M1 issue
• pip --version
• Nullish coalescing operator (??): Short-circuiting