- Author:
- guettli
- Posted:
- March 14, 2008
- Language:
- Python
- Version:
- .96
- Tags:
- template_string_if_invalid
- Score:
- 5 (after 5 ratings)
This recipe raises an exception if there is an invalid variable in the template.
See #6766
Note: I don't need this snippet any more, since I don't use the template language any more. For my projects using only python is better (complex logic, simple layout).
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | # settings.py
class InvalidVarException(object):
def __mod__(self, missing):
try:
missing_str=unicode(missing)
except:
missing_str='Failed to create string representation'
raise Exception('Unknown template variable %r %s' % (missing, missing_str))
def __contains__(self, search):
if search=='%s':
return True
return False
TEMPLATE_DEBUG=True
TEMPLATE_STRING_IF_INVALID = InvalidVarException()
|
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