code: def _eliminate_ellipsis(index):
      """Process indices with Ellipsis. Returns modified index."""
      if index is Ellipsis:
          return (slice(None), slice(None))
  
      if not isinstance(index, tuple):
          return index
  
      # Find first ellipsis.
      for j, v in enumerate(index):
          if v is Ellipsis:
              first_ellipsis = j
              break
      else:
          return index
  
      # Try to expand it using shortcuts for common cases
      if len(index) == 1:
          return (slice(None), slice(None))
      if len(index) == 2:
          if first_ellipsis == 0:
              if index[1] is Ellipsis:
                  return (slice(None), slice(None))
              return (slice(None), index[1])
          return (index[0], slice(None))
  
      # Expand it using a general-purpose algorithm
      tail = []
      for v in index[first_ellipsis + 1 :]:
          if v is not Ellipsis:
              tail.append(v)
      nd = first_ellipsis + len(tail)
      nslice = max(0, 2 - nd)
      return (
          index[:first_ellipsis]
          + (slice(None),) * nslice
          + tuple(
              tail,
          )
      )
  
imports: import cupy
  from cupy import _core
  from cupyx.scipy.sparse._base import isspmatrix
  from cupyx.scipy.sparse._base import spmatrix
  from cupy.cuda import device
  from cupy.cuda import runtime
  import numpy
label_desc: Use image node_id 9 for calling a global function with example usage: _eliminate_ellipsis(index) and returns: unknown, slice,  slice, index, index, slice,  slice, index,  slice, slice,  index, slice,  slice