class_docstr: Backend storage for our "array of bits" using a file in which we seek
class_docstr_tok: ["Backend","storage","for","our","``","array","of","bits","''","using","a","file","in","which","we","seek"]
code: def __iand__(self, other):
      assert self.num_bits == other.num_bits
  
      for bitno in range(self.num_bits):
          if self.is_set(bitno) and other.is_set(bitno):
              self.set(bitno)
          else:
              self.clear(bitno)
  
      return self
  
imports: import array
  import math
  import os
  import random
label_desc: Use image node_id 5 for calling the File_seek_backend obj's underlying member method code with example usage: obj.__iand__(other) and returns: self