class_docstr: prefix similarity
      
code: def __call__(self, *sequences: Sequence) -> Sequence:
      if not sequences:
          return ""
      sequences = self._get_sequences(*sequences)
  
      def test(seq):
          return self.sim_test(*seq)
  
      result = [c[0] for c in takewhile(test, zip(*sequences))]
  
      s = sequences[0]
      if isinstance(s, str):
          return "".join(result)
      if isinstance(s, bytes):
          return b"".join(result)
      return result
  
imports: from __future__ import annotations
  from itertools import takewhile
  from typing import Sequence
  from .base import Base, BaseSimilarity
  from .types import SimFunc
label_desc: Use image node_id 2 for calling the Prefix obj's underlying member method code with example usage: obj.__call__() and returns: result, str, self, str, bytes