def element(element, name, default=None):
element_value = element.find(name)<EOL>return element_value.text if element_value is not None else default<EOL>
Returns the value of an element, or a default if it's not defined
:param element: The XML Element object
:type  element: etree._Element

:param name: The name of the element to evaluate
:type  name: str

:param default: The default value to return if the element is not defined