__init__.py 文件源码

def _BecomeChildElement(self, element_tree):
    """Converts this object into an etree element and adds it as a child node.

    Adds self to the ElementTree. This method is required to avoid verbose XML
    which constantly redefines the namespace.

    Args:
      element_tree: ElementTree._Element The element to which this object's XML
          will be added.
    """
    new_element = ElementTree.Element('')
    element_tree.append(new_element)
    self._TransferToElementTree(new_element)