comefrom: <doocs>1461.Check If a String Contains All Binary Codes of Size K_1.py
code: def hasAllCodes( s: str, k: int) -> bool:
      ss = {s[i : i + k] for i in range(len(s) - k + 1)}
      return len(ss) == 1 << k
masked: def sample_funcname ( var_0 : str , var_1 : int ) -> bool :
      var_3 = { var_0 [ var_2 : var_2 + var_1 ] for var_2 in range ( len ( var_0 ) - var_1 + 1 ) }
      return len ( var_3 ) == 1 << var_1
  