---------------------------------------------------------------------------
XPathEvalError Traceback (most recent call last)
/opt/conda/lib/python3.6/site-packages/wicken/dogma.py in __get__(self, dogma, objtype)
52 try:
---> 53 return dogma._get(self.teaching, self.options)
54 except Exception as ex:
/opt/conda/lib/python3.6/site-packages/wicken/xml_dogma.py in _get(self, xpath, options)
275
--> 276 return super(MultipleXmlDogma, self)._get(xpath, options=options)
277
/opt/conda/lib/python3.6/site-packages/wicken/xml_dogma.py in _get(self, teaching, options)
60 def _get(self, teaching, options=None):
---> 61 result = self._eval(teaching)
62
/opt/conda/lib/python3.6/site-packages/wicken/xml_dogma.py in _eval(self, teaching)
222
--> 223 return teaching(self._dataObject)
224
src/lxml/xpath.pxi in lxml.etree.XPath.__call__()
src/lxml/xpath.pxi in lxml.etree._XPathEvaluatorBase._handle_result()
XPathEvalError: Undefined namespace prefix
During handling of the above exception, another exception occurred:
DogmaGetterSetterException Traceback (most recent call last)
<ipython-input-2-07f47a917140> in <module>()
2
3
----> 4 data_object.service_provider_institution
5 data_object.data_conventions
6 data_object.latitude_units
/opt/conda/lib/python3.6/site-packages/wicken/dogma.py in __get__(self, dogma, objtype)
57 #exception_string += '''Instance data object status: '%s'\n''' % dogma._dataObject
58 exception_string += '''Get operation raised exception: '%s' ''' % ex.__repr__()
---> 59 raise DogmaGetterSetterException(exception_string)
60
61
DogmaGetterSetterException: Error getting the 'service_provider_institution' property of the class 'NetcdfCFNetCDFDogma'
Get operation raised exception: 'XPathEvalError('Undefined namespace prefix',)'