def html_escape(s): """HTML-escape a string or object This converts any non-string objects passed into it to strings (actually, using ``unicode()``). All values returned are non-unicode strings (using ``&#num;`` entities for all non-ASCII characters). None is treated specially, and returns the empty string. """ if s is None: return '' __html__ = getattr(s, '__html__', None) if __html__ is not None and callable(__html__): return s.__html__() if not isinstance(s, string_types): __unicode__ = getattr(s, '__unicode__', None) if __unicode__ is not None and callable(__unicode__): s = s.__unicode__() else: s = str(s) s = escape(s, True) if isinstance(s, text_type): s = s.encode('ascii', 'xmlcharrefreplace') return text_(s)
def html_escape(s): """HTML-escape a string or object This converts any non-string objects passed into it to strings (actually, using ``unicode()``). All values returned are non-unicode strings (using ``&#num;`` entities for all non-ASCII characters). None is treated specially, and returns the empty string. """ if s is None: return '' __html__ = getattr(s, '__html__', None) if __html__ is not None and callable(__html__): return s.__html__() if not isinstance(s, string_types): __unicode__ = getattr(s, '__unicode__', None) if __unicode__ is not None and callable(__unicode__): s = s.__unicode__() else: s = str(s) s = escape(s, True) if isinstance(s, text_type): s = s.encode('ascii', 'xmlcharrefreplace') return text_(s)