code: def get_expected_stringlength(dtype):
      """Returns the string length when casting the basic dtypes to strings."""
      if dtype == np.bool_:
          return 5
      if dtype.kind in "iu":
          if dtype.itemsize == 1:
              length = 3
          elif dtype.itemsize == 2:
              length = 5
          elif dtype.itemsize == 4:
              length = 10
          elif dtype.itemsize == 8:
              length = 20
          else:
              raise AssertionError(
                  f"did not find expected length for {dtype}"
              )
  
          if dtype.kind == "i":
              length += 1  # adds one character for the sign
  
          return length
  
      # Note: Can't do dtype comparison for longdouble on windows
      if dtype.char == "g":
          return 48
      elif dtype.char == "G":
          return 48 * 2
      elif dtype.kind == "f":
          return 32  # also for half apparently.
      elif dtype.kind == "c":
          return 32 * 2
  
      raise AssertionError(f"did not find expected length for {dtype}")
  
imports: import pytest
  import textwrap
  import enum
  import random
  import ctypes
  import numpy
  from numpy.lib.stride_tricks import as_strided
  from numpy.testing import assert_array_equal
  from numpy.core._multiarray_umath import _get_castingimpl
label_desc: Use image node_id 2 for calling a global function with example usage: get_expected_stringlength(dtype) and returns: int, length, int, unknown, int, unknown