class_docstr: Linked list structure with list of VectorNodes as elements.
class_docstr_tok: ["Linked","list","structure","with","list","of","VectorNodes","as","elements","."]
code: def __len__(self) -> int:
      return self.dimension
  
imports: import typing
  import numpy
label_desc: Use image node_id 5 for calling the VectorLinkedList obj's underlying member method code with example usage: obj.__len__() and returns: self