+ @staticmethod
+ def pretty_print(value, for_html=False):
+ if type(value) in (tuple, list, dict):
+ import yaml
+ value = yaml.safe_dump(value, allow_unicode=True, default_flow_style=False)
+ if for_html:
+ from django.utils.encoding import smart_unicode
+ value = smart_unicode(value).replace(u" ", unichr(160))
+ return value
+