code: def isintlike(x) -> bool:
      """Is x appropriate as an index into a sparse matrix? Returns True
      if it can be cast safely to a machine int.
      """
      # Fast-path check to eliminate non-scalar values. operator.index would
      # catch this case too, but the exception catching is slow.
      if np.ndim(x) != 0:
          return False
      try:
          operator.index(x)
      except (TypeError, ValueError):
          try:
              loose_int = bool(int(x) == x)
          except (TypeError, ValueError):
              return False
          if loose_int:
              msg = (
                  "Inexact indices into sparse matrices are not allowed"
              )
              raise ValueError(msg)
          return loose_int
      return True
  
imports: import sys
  import operator
  import numpy
  from math import prod
  import scipy.sparse
  from scipy._lib._util import np_long, np_ulong
label_desc: Use image node_id 11 for calling a global function with example usage: isintlike(x) and returns: True, False, loose_int, False