{
  "cells": [
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "\n# Default color\n"
      ]
    },
    {
      "cell_type": "markdown",
      "metadata": {},
      "source": [
        "The default color is applied to parts of a dendrogram that do not belong to any subtrees. By\ndefault, it is the first color of the :attr:`~plotly.graph_objects.Layout.colorway` attribute of\nthe :attr:`~plotly.graph_objects.Figure.layout` attribute of a figure. This can be changed using\nthe `default_color` parameter.\n\n"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "metadata": {
        "collapsed": false
      },
      "outputs": [],
      "source": [
        "import plotly.graph_objects as go\nimport plotly.io as pio\nimport scipy\n\nfrom pdendro import attach_dendrogram\n\nX = [[0.0], [1.0], [3.0], [6.0]]\nZ = scipy.cluster.hierarchy.linkage(X)\n\nfig = go.Figure()\nattach_dendrogram(fig, Z, default_color=\"#000000\")\npio.show(fig)"
      ]
    }
  ],
  "metadata": {
    "kernelspec": {
      "display_name": "Python 3",
      "language": "python",
      "name": "python3"
    },
    "language_info": {
      "codemirror_mode": {
        "name": "ipython",
        "version": 3
      },
      "file_extension": ".py",
      "mimetype": "text/x-python",
      "name": "python",
      "nbconvert_exporter": "python",
      "pygments_lexer": "ipython3",
      "version": "3.14.4"
    }
  },
  "nbformat": 4,
  "nbformat_minor": 0
}