docs: def get_element_by_name(self, el_name, el_idx=0):
          """
      Args:
        el_name : str
          Name of element to get.
  
        el_idx : int
          Index of element to use as base in the event that there are multiple sibling
          elements with the same name.
  
      Returns:
        element : The selected element.
      """
          el_list = self.get_element_list_by_name(el_name)
          try:
              return el_list[el_idx]
          except IndexError:
              raise SimpleXMLWrapperException(
                  'Element not found. element_name="{}" requested_idx={} '
                  'available_elements={}'.format(el_name, el_idx, len(el_list))
              )