- Author:
- badrunner
- Posted:
- September 15, 2007
- Language:
- Python
- Version:
- .96
- Score:
- 6 (after 6 ratings)
Replaces <code> blocks with syntax highlighted code. Use CSS to actually get the colours you want, look at pygments documentation for extracting css for various styles.
This snippet has the advantage of falling back on <pre> if anything goes wrong, and attempting to guess the syntax of code, falling back on python.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | from django import template
from pygments import highlight
from pygments.lexers import guess_lexer, PythonLexer
from pygments.formatters import HtmlFormatter
from BeautifulSoup import BeautifulSoup
register = template.Library()
@register.filter
def pygmentize(value):
try:
soup = BeautifulSoup(value)
code_blocks = soup.findAll('code')
for code in code_blocks:
try:
lexer = guess_lexer(code.string)
except ValueError:
lexer = PythonLexer()
code.replaceWith(highlight(code.string, lexer, HtmlFormatter()))
return str(soup)
except:
return value.replace('<code>', '<div class="highlight"><pre>').replace('</code>', '</pre></div>')
|
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