code: def __init__(
      self,
      graph=None,
      encoding="utf-8",
      prettyprint=True,
      infer_numeric_types=False,
      named_key_ids=False,
      edge_id_from_attribute=None,
  ):
      self.construct_types()
      from xml.etree.ElementTree import Element
  
      self.myElement = Element
  
      self.infer_numeric_types = infer_numeric_types
      self.prettyprint = prettyprint
      self.named_key_ids = named_key_ids
      self.edge_id_from_attribute = edge_id_from_attribute
      self.encoding = encoding
      self.xml = self.myElement(
          "graphml",
          {
              "xmlns": self.NS_GRAPHML,
              "xmlns:xsi": self.NS_XSI,
              "xsi:schemaLocation": self.SCHEMALOCATION,
          },
      )
      self.keys = {}
      self.attributes = defaultdict(list)
      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 GraphMLWriter object from inherited base classes: GraphML with example: obj = GraphMLWriter(graph, encoding, prettyprint, infer_numeric_types, named_key_ids, edge_id_from_attribute)