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[EDIT] FILE: pangomarkup.py

"""
    pygments.formatters.pangomarkup
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Formatter for Pango markup output.

:copyright: Copyright 2006-2024 by the Pygments team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""

from pip._vendor.pygments.formatter import Formatter

__all__ = ['PangoMarkupFormatter']

_escape_table = {
 ord('&'): '&amp;',
 ord('<'): '&lt;',
}

def escape_special_chars(text, table=_escape_table):
 """Escape & and < for Pango Markup."""
 return text.translate(table)

class PangoMarkupFormatter(Formatter):
    """
    Format tokens as Pango Markup code. It can then be rendered to an SVG.

.. versionadded:: 2.9
    """

name = 'Pango Markup'
    aliases = ['pango', 'pangomarkup']
    filenames = []

def __init__(self, **options):
        Formatter.__init__(self, **options)

self.styles = {}

for token, style in self.style:
 start = ''
 end = ''
 if style['color']:
 start += ''.format(style['color'])
 end = '' + end
 if style['bold']:
 start += ''
 end = '' + end
 if style['italic']:
 start += ''
 end = '' + end
 if style['underline']:
 start += ''
 end = '' + end
 self.styles[token] = (start, end)

def format_unencoded(self, tokensource, outfile):
        lastval = ''
        lasttype = None

outfile.write('<tt>')

for ttype, value in tokensource:
            while ttype not in self.styles:
                ttype = ttype.parent
            if ttype == lasttype:
                lastval += escape_special_chars(value)
            else:
                if lastval:
                    stylebegin, styleend = self.styles[lasttype]
                    outfile.write(stylebegin + lastval + styleend)
                lastval = escape_special_chars(value)
                lasttype = ttype

if lastval:
            stylebegin, styleend = self.styles[lasttype]
            outfile.write(stylebegin + lastval + styleend)

outfile.write('</tt>')

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