def isObservableElement(self, elementName):
if not(isinstance(elementName, str)):<EOL><INDENT>raise TypeError(<EOL>"<STR_LIT>" +<EOL>"<STR_LIT>"<EOL>.format(elementName))<EOL><DEDENT>return (True if (elementName == "<STR_LIT:*>")<EOL>else self._evaluateString(elementName))<EOL>
Mention if an element is an observable element.

:param str ElementName: the element name to evaluate
:return: true if is an observable element, otherwise false.
:rtype: bool