[pyramid/security] use cryptographically secure random generator
Based on django source code in case SystemRandom is not available.
According to python documentation:
https://docs.python.org/2/library/random.html
> Warning
> The pseudo-random generators of this module should not be used for security
> purposes. Use os.urandom() or SystemRandom if you require a cryptographically
> secure pseudo-random number generator.
from __future__ import absolute_import
import markdown
import logging
log = logging.getLogger(__name__)
def markdown_publish(context, data):
"""publish a string formatted as MarkDown Text to HTML
:type context: a cubicweb application object
:type data: str
:param data: some MarkDown text
:rtype: unicode
:return:
the data formatted as HTML or the original data if an error occurred
"""
md = markdown.Markdown()
try:
return md.convert(data)
except:
import traceback; traceback.print_exc()
log.exception("Error while converting Markdown to HTML")
return data