code: def stack(a, axis):
      """Repeats the whole array multiple times.
  
      Parameters
      ----------
      a : tvm.te.Tensor
          The tensor to be stacked.
  
      axis : int, optional
          The axis in the result array along which the input arrays are stacked.
  
  
      Returns
      -------
      ret : tvm.te.Tensor
      """
      return cpp.stack(a, axis)
  
imports: from __future__ import absolute_import
  import tvm
  from tvm import te, topi
  from tvm.te import hybrid
  from .None import cpp, tag
  from .utils import const_vector, make_idx, within_index
label_desc: Use image node_id 11 for calling a global function with example usage: stack(a, axis) and returns: cpp