code: def _ansi2html_get_styles(palette):
      if palette not in _ANSI2HTML_STYLES:
          p = ANSI2HTML_PALETTE.get(
              palette, ANSI2HTML_PALETTE["console"]
          )
  
          regular_style = {
              "1": "",  # bold
              "2": "opacity:0.5",
              "4": "text-decoration:underline",
              "5": "font-weight:bold",
              "7": "",
              "8": "display:none",
          }
          bold_style = regular_style.copy()
          for i in range(8):
              regular_style["3%s" % i] = "color:%s" % p[i]
              regular_style["4%s" % i] = "background-color:%s" % p[i]
  
              bold_style["3%s" % i] = "color:%s" % p[i + 8]
              bold_style["4%s" % i] = "background-color:%s" % p[i + 8]
  
          # The default xterm 256 colour p:
          indexed_style = {}
          for i in range(16):
              indexed_style["%s" % i] = p[i]
  
          for rr in range(6):
              for gg in range(6):
                  for bb in range(6):
                      i = 16 + rr * 36 + gg * 6 + bb
                      r = (rr * 40 + 55) if rr else 0
                      g = (gg * 40 + 55) if gg else 0
                      b = (bb * 40 + 55) if bb else 0
                      indexed_style["%s" % i] = "".join(
                          "%02X" % c if 0 <= c <= 255 else None
                          for c in (r, g, b)
                      )
  
          for g in range(24):
              i = g + 232
              j = g * 10 + 8
              indexed_style["%s" % i] = "".join(
                  "%02X" % c if 0 <= c <= 255 else None
                  for c in (j, j, j)
              )
  
          _ANSI2HTML_STYLES[palette] = (
              regular_style,
              bold_style,
              indexed_style,
          )
      return _ANSI2HTML_STYLES[palette]
  
imports: from __future__ import print_function
  import re
  import sys
label_desc: Use image node_id 1 for calling a global function with example usage: _ansi2html_get_styles(palette) and returns: _ANSI2HTML_STYLES