code: def from_arrays(cls, arrays, sortorder=None, names=None):
          error_msg = "Input must be a list / sequence of array-likes."
          if not is_list_like(arrays):
              raise TypeError(error_msg)
          elif is_iterator(arrays):
              arrays = list(arrays)
          for array in arrays:
              if not is_list_like(array):
                  raise TypeError(error_msg)
          for i in range(1, len(arrays)):
              if len(arrays[i]) != len(arrays[i - 1]):
                  raise ValueError('all arrays must be same length')
          from pandas.core.arrays.categorical import _factorize_from_iterables
          codes, levels = _factorize_from_iterables(arrays)
          if names is None:
              names = [getattr(arr, "name", None) for arr in arrays]
          return MultiIndex(levels=levels, codes=codes, sortorder=sortorder,
                            names=names, verify_integrity=False)