code: def column_stack(tup):
      arrays = []
      for v in tup:
          arr = array(v)
          if arr.ndim < 2:
              arr = array(arr, ndmin=2).T
          arrays.append(arr)
      return concatenate(arrays, 1)
  
imports: from __future__ import absolute_import
  import types
  import warnings
  from autograd.extend import primitive, notrace_primitive
  import numpy
  import autograd.builtins
  from numpy.core.einsumfunc import _parse_einsum_input
label_desc: Use image node_id 5 for calling a global function with example usage: column_stack(tup) and returns: concatenate