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Raise ImportError and notify user when specifying a non existant converter graphics backend

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Roberto Rosario
2011-03-31 23:57:24 -04:00
parent 18b9964786
commit ff9173ac29
1 changed files with 5 additions and 2 deletions
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7
apps/converter/api.py
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@@ -43,8 +43,11 @@ def _lazy_load(fn):
@_lazy_load @_lazy_load
def _get_backend(): def _get_backend():
return import_module(GRAPHICS_BACKEND) return import_module(GRAPHICS_BACKEND)
backend = _get_backend() try:
backend = _get_backend()
except ImportError:
raise ImportError('Missing or incorrect converter backend: %s' % GRAPHICS_BACKEND)
def cleanup(filename): def cleanup(filename):
''' tries to remove the given filename. Ignores non-existent files ''' ''' tries to remove the given filename. Ignores non-existent files '''