code: def validate(style, value, vectorized=True):
      """
      Validates a style and associated value.
  
      Arguments
      ---------
      style: str
         The style to validate (e.g. 'color', 'size' or 'marker')
      value:
         The style value to validate
      vectorized: bool
         Whether validator should allow vectorized setting
  
      Returns
      -------
      valid: boolean or None
         If validation is supported returns boolean, otherwise None
      """
      validator = get_validator(style)
      if validator is None:
          return None
      if isinstance(value, arraylike_types + (list,)) and vectorized:
          return all(validator(v) for v in value)
      try:
          valid = validator(value)
          return False if valid == False else True
      except Exception:
          return False
  
imports: import inspect
  import re
  import warnings
  import matplotlib
  import numpy
  from matplotlib import ticker, units
  from matplotlib.colors import Normalize, cnames
  from matplotlib.lines import Line2D
  from matplotlib.markers import MarkerStyle
  from matplotlib.patches import Path, PathPatch
  from matplotlib.rcsetup import validate_fontsize, validate_fonttype, validate_hatch
  from matplotlib.transforms import Affine2D, Bbox, TransformedBbox
  from packaging.version import Version
  from ...core.util import arraylike_types, cftime_types, is_number
  from ...element import RGB, Polygons, Raster
  from ..util import COLOR_ALIASES, RGB_HEX_REGEX
label_desc: Use image node_id 4 for calling a global function with example usage: validate(style, value, vectorized) and returns: None, all, unknown, False