code: def _align_objs(objs, how="outer", sort=None):
      """Align a set of Series or Dataframe objects.
  
      Parameters
      ----------
      objs : list of DataFrame, Series, or Index
      how : How to handle indexes on other axis (or axes),
      similar to join in concat
      sort : Whether to sort the resulting Index
      Returns
      -------
      A list of reindexed and aligned objects
      ready for concatenation
      """
      # Check if multiindex then check if indexes match. GenericIndex
      # returns ndarray tuple of bools requiring additional filter.
      # Then check for duplicate index value.
      i_objs = iter(objs)
      first = next(i_objs)
  
      not_matching_index = any(
          not first.index.equals(rest.index) for rest in i_objs
      )
  
      if not_matching_index:
          if not all(o.index.is_unique for o in objs):
              raise ValueError(
                  "cannot reindex on an axis with duplicate labels"
              )
  
          index = objs[0].index
          name = index.name
  
          final_index = _get_combined_index(
              [obj.index for obj in objs],
              intersect=how == "inner",
              sort=sort,
          )
  
          final_index.name = name
          return [
              obj.reindex(final_index)
              if not final_index.equals(obj.index)
              else obj
              for obj in objs
          ]
      else:
          if sort:
              if not first.index.is_monotonic_increasing:
                  final_index = first.index.sort_values()
                  return [obj.reindex(final_index) for obj in objs]
          return objs
  
imports: import itertools
  import warnings
  from collections import abc
  from typing import Dict, Optional
  import cupy
  import numpy
  import pandas
  import cudf
  from cudf._lib.transform import one_hot_encode
  from cudf._lib.types import size_type_dtype
  from cudf._typing import Dtype
  from cudf.api.extensions import no_default
  from cudf.core.column import ColumnBase, as_column, column_empty_like
  from cudf.core.column.categorical import CategoricalColumn
  from cudf.utils.dtypes import min_unsigned_type
label_desc: Use image node_id 1 for calling a global function with example usage: _align_objs(objs, how, sort) and returns: unknown, objs, unknown