code: def _tuple_sorted_by_0(zs):
      return tuple(i for _, i in sorted(zs))
  
imports: import copy
  import itertools
  import operator
  import string
  import warnings
  import cupy
  from cupy._core import _accelerator
  from cupy import _util
  from cupy.linalg._einsum_opt import _greedy_path
  from cupy.linalg._einsum_opt import _optimal_path
  from cupy.linalg._einsum_cutn import _try_use_cutensornet
label_desc: Use image node_id 14 for calling a global function with example usage: _tuple_sorted_by_0(zs) and returns: tuple