class_docstr: Base class for color palettes.
code: def __init__(self, chart, palette):
      self._chart = chart
      self._set_palette_colors(palette)
  
imports: from itertools import cycle
  import yaml
  import bokeh
  from bokeh.core.properties import value
  from chartify._core import colors
  from chartify._core.options import options
  from packaging import version
label_desc: Use image node_id 1 to create a new BasePalette object  with example: obj = BasePalette(chart, palette)