code: def loadFunction(self, root):
          
          for element in root.iter():
              if element.tag == "function":
                  self.functionList.append(element.attrib["name"])
docs: Loads a list with all the functions in the Fortran File
  
          Args:
              root: The root of the XML ast tree.
  
          Returns:
              None
  
          Does not return anything but populates a list (self.functionList) that
          contains all the functions in the Fortran File.