code: def __init__(
      self,
      path,
      graph=None,
      encoding="utf-8",
      prettyprint=True,
      infer_numeric_types=False,
      named_key_ids=False,
      edge_id_from_attribute=None,
  ):
      self.construct_types()
      import lxml.etree as lxmletree
  
      self.myElement = lxmletree.Element
  
      self._encoding = encoding
      self._prettyprint = prettyprint
      self.named_key_ids = named_key_ids
      self.edge_id_from_attribute = edge_id_from_attribute
      self.infer_numeric_types = infer_numeric_types
  
      self._xml_base = lxmletree.xmlfile(path, encoding=encoding)
      self._xml = self._xml_base.__enter__()
      self._xml.write_declaration()
  
      # We need to have a xml variable that support insertion. This call is
      # used for adding the keys to the document.
      # We will store those keys in a plain list, and then after the graph
      # element is closed we will add them to the main graphml element.
      self.xml = []
      self._keys = self.xml
      self._graphml = self._xml.element(
          "graphml",
          {
              "xmlns": self.NS_GRAPHML,
              "xmlns:xsi": self.NS_XSI,
              "xsi:schemaLocation": self.SCHEMALOCATION,
          },
      )
      self._graphml.__enter__()
      self.keys = {}
      self.attribute_types = defaultdict(set)
  
      if graph is not None:
          self.add_graph_element(graph)
  
imports: import warnings
  from collections import defaultdict
  import networkx
  from networkx.utils import open_file
label_desc: Use image node_id 1 to create a new GraphMLWriterLxml object from inherited base classes: GraphMLWriter with example: obj = GraphMLWriterLxml(path, graph, encoding, prettyprint, infer_numeric_types, named_key_ids, edge_id_from_attribute)