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#!/usr/bin/python
# -*- coding: utf-8 -*-
from docutils.core import publish_cmdline
# Define a new directive `code-block` that uses the `pygments` source
# highlighter to render code in color.
#
from docutils import nodes
from docutils.parsers.rst import directives, Directive
from pygments import highlight
from pygments.lexers import get_lexer_by_name, TextLexer
from pygments.formatters import HtmlFormatter
INLINESTYLES = False
pygments_formatter = HtmlFormatter()
DEFAULT = HtmlFormatter(noclasses=INLINESTYLES,linenos="table")
VARIANTS = {}
class Pygments(Directive):
""" Source code syntax hightlighting.
"""
required_arguments = 1
optional_arguments = 1
final_argument_whitespace = True
has_content = True
linenos=1
def run(self):
dic = {}
# On crée un dictionnaire à partir des options
for options in self.arguments[1:]:
clef, arg = options.split("=")
dic[clef] = arg
self.assert_has_content()
try:
lexer = get_lexer_by_name(self.arguments[0], **dic)
except ValueError:
# no lexer found - use the text one instead of an exception
lexer = TextLexer()
# take an arbitrary option if more than one is given
formatter = self.options and VARIANTS[self.options.keys()[0]] or DEFAULT
parsed = highlight(u'\n'.join(self.content), lexer, formatter)
return [nodes.raw('', parsed, format='html')]
directives.register_directive('code-block', Pygments)
publish_cmdline(writer_name='html')
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