class_docstr: Class to do fast first-order random walks.
  
  Args:
      walk_length (int): Number of random walks.
      walk_number (int): Number of nodes in truncated walk.
class_docstr_tok: ["Class","to","do","fast","first-order","random","walks",".","Args",":","walk_length","(","int",")",":","Number","of","random","walks",".","walk_number","(","int",")",":","Number","of","nodes","in","truncated","walk","."]
code: def __init__(self, walk_length: int, walk_number: int):
      self.walk_length = walk_length
      self.walk_number = walk_number
  
imports: import random
  from functools import partial
  from typing import List, Callable
  import numpy
  import networkx
label_desc: Use image node_id 1 to create a new RandomWalker object  with example: obj = RandomWalker(walk_length, walk_number)