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Make sure material density is set from Python API

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This commit is contained in:
Paul Romano 2016-12-08 09:24:32 -05:00
parent 4cc44f9a50
commit e9479aeb0d
1 changed files with 15 additions and 6 deletions
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21
openmc/material.py
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@ -734,9 +734,14 @@ class Material(object):
return xml_elements
def get_material_xml(self, cross_sections):
def to_xml_element(self, cross_sections=None):
"""Return XML representation of the material
Parameters
----------
cross_sections : str
Path to an XML cross sections listing file
Returns
-------
element : xml.etree.ElementTree.Element
@ -757,10 +762,14 @@ class Material(object):
subelement.text = str(self.temperature)
# Create density XML subelement
subelement = ET.SubElement(element, "density")
if self._density_units is not 'sum':
subelement.set("value", str(self._density))
subelement.set("units", self._density_units)
if self._density is not None:
subelement = ET.SubElement(element, "density")
if self._density_units is not 'sum':
subelement.set("value", str(self._density))
subelement.set("units", self._density_units)
else:
raise ValueError('Density has not been set for material {}!'
.format(self.id))
if not self._convert_to_distrib_comps:
if self._macroscopic is None:
@ -973,7 +982,7 @@ class Materials(cv.CheckedList):
def _create_material_subelements(self):
for material in self:
xml_element = material.get_material_xml(self.cross_sections)
xml_element = material.to_xml_element(self.cross_sections)
self._materials_file.append(xml_element)
def _create_cross_sections_subelement(self):