code: def test_from_graph6_bytes(self):
      data = b"DF{"
      G = nx.from_graph6_bytes(data)
      assert nodes_equal(G.nodes(), [0, 1, 2, 3, 4])
      assert edges_equal(
          G.edges(),
          [(0, 3), (0, 4), (1, 3), (1, 4), (2, 3), (2, 4), (3, 4)],
      )
  
imports: from io import BytesIO
  import pytest
  import networkx
  import networkx.readwrite.graph6
  from networkx.utils import edges_equal, nodes_equal
label_desc: Use image node_id 1 for calling the TestFromGraph6Bytes obj's underlying member method code with example usage: obj.test_from_graph6_bytes() without return types