diff --git a/IPython/core/tests/test_iplib.py b/IPython/core/tests/test_iplib.py
index 8fdf267..c5e0650 100644
--- a/IPython/core/tests/test_iplib.py
+++ b/IPython/core/tests/test_iplib.py
@@ -2,6 +2,7 @@
 """
 
 import stack_data
+import sys
 
 SV_VERSION = tuple([int(x) for x in stack_data.__version__.split(".")[0:2]])
 
@@ -165,92 +166,93 @@ def doctest_tb_sysexit():
     """
 
 
-if SV_VERSION < (0, 6):
-
-    def doctest_tb_sysexit_verbose_stack_data_05():
-        """
-        In [18]: %run simpleerr.py exit
-        An exception has occurred, use %tb to see the full traceback.
-        SystemExit: (1, 'Mode = exit')
-
-        In [19]: %run simpleerr.py exit 2
-        An exception has occurred, use %tb to see the full traceback.
-        SystemExit: (2, 'Mode = exit')
-
-        In [23]: %xmode verbose
-        Exception reporting mode: Verbose
-
-        In [24]: %tb
-        ---------------------------------------------------------------------------
-        SystemExit                                Traceback (most recent call last)
-        <BLANKLINE>
-        ...
-            30     except IndexError:
-            31         mode = 'div'
-        ---> 33     bar(mode)
-                mode = 'exit'
-        <BLANKLINE>
-        ... in bar(mode='exit')
-            ...     except:
-            ...         stat = 1
-        ---> ...     sysexit(stat, mode)
-                mode = 'exit'
-                stat = 2
-            ...     else:
-            ...         raise ValueError('Unknown mode')
-        <BLANKLINE>
-        ... in sysexit(stat=2, mode='exit')
-            10 def sysexit(stat, mode):
-        ---> 11     raise SystemExit(stat, f"Mode = {mode}")
-                stat = 2
-        <BLANKLINE>
-        SystemExit: (2, 'Mode = exit')
-        """
-
-else:
-    # currently the only difference is
-    # + mode = 'exit'
-
-    def doctest_tb_sysexit_verbose_stack_data_06():
-        """
-        In [18]: %run simpleerr.py exit
-        An exception has occurred, use %tb to see the full traceback.
-        SystemExit: (1, 'Mode = exit')
-
-        In [19]: %run simpleerr.py exit 2
-        An exception has occurred, use %tb to see the full traceback.
-        SystemExit: (2, 'Mode = exit')
-
-        In [23]: %xmode verbose
-        Exception reporting mode: Verbose
-
-        In [24]: %tb
-        ---------------------------------------------------------------------------
-        SystemExit                                Traceback (most recent call last)
-        <BLANKLINE>
-        ...
-             30     except IndexError:
-             31         mode = 'div'
-        ---> 33     bar(mode)
-                mode = 'exit'
-        <BLANKLINE>
-        ... in bar(mode='exit')
-             ...     except:
-             ...         stat = 1
-        ---> ...     sysexit(stat, mode)
-                mode = 'exit'
-                stat = 2
-             ...     else:
-             ...         raise ValueError('Unknown mode')
-        <BLANKLINE>
-        ... in sysexit(stat=2, mode='exit')
-             10 def sysexit(stat, mode):
-        ---> 11     raise SystemExit(stat, f"Mode = {mode}")
-                stat = 2
-                mode = 'exit'
-        <BLANKLINE>
-        SystemExit: (2, 'Mode = exit')
-        """
+if sys.version_info >= (3, 9):
+    if SV_VERSION < (0, 6):
+
+        def doctest_tb_sysexit_verbose_stack_data_05():
+            """
+            In [18]: %run simpleerr.py exit
+            An exception has occurred, use %tb to see the full traceback.
+            SystemExit: (1, 'Mode = exit')
+
+            In [19]: %run simpleerr.py exit 2
+            An exception has occurred, use %tb to see the full traceback.
+            SystemExit: (2, 'Mode = exit')
+
+            In [23]: %xmode verbose
+            Exception reporting mode: Verbose
+
+            In [24]: %tb
+            ---------------------------------------------------------------------------
+            SystemExit                                Traceback (most recent call last)
+            <BLANKLINE>
+            ...
+                30     except IndexError:
+                31         mode = 'div'
+            ---> 33     bar(mode)
+                    mode = 'exit'
+            <BLANKLINE>
+            ... in bar(mode='exit')
+                ...     except:
+                ...         stat = 1
+            ---> ...     sysexit(stat, mode)
+                    mode = 'exit'
+                    stat = 2
+                ...     else:
+                ...         raise ValueError('Unknown mode')
+            <BLANKLINE>
+            ... in sysexit(stat=2, mode='exit')
+                10 def sysexit(stat, mode):
+            ---> 11     raise SystemExit(stat, f"Mode = {mode}")
+                    stat = 2
+            <BLANKLINE>
+            SystemExit: (2, 'Mode = exit')
+            """
+
+    else:
+        # currently the only difference is
+        # + mode = 'exit'
+
+        def doctest_tb_sysexit_verbose_stack_data_06():
+            """
+            In [18]: %run simpleerr.py exit
+            An exception has occurred, use %tb to see the full traceback.
+            SystemExit: (1, 'Mode = exit')
+
+            In [19]: %run simpleerr.py exit 2
+            An exception has occurred, use %tb to see the full traceback.
+            SystemExit: (2, 'Mode = exit')
+
+            In [23]: %xmode verbose
+            Exception reporting mode: Verbose
+
+            In [24]: %tb
+            ---------------------------------------------------------------------------
+            SystemExit                                Traceback (most recent call last)
+            <BLANKLINE>
+            ...
+                 30     except IndexError:
+                 31         mode = 'div'
+            ---> 33     bar(mode)
+                    mode = 'exit'
+            <BLANKLINE>
+            ... in bar(mode='exit')
+                 ...     except:
+                 ...         stat = 1
+            ---> ...     sysexit(stat, mode)
+                    mode = 'exit'
+                    stat = 2
+                 ...     else:
+                 ...         raise ValueError('Unknown mode')
+            <BLANKLINE>
+            ... in sysexit(stat=2, mode='exit')
+                 10 def sysexit(stat, mode):
+            ---> 11     raise SystemExit(stat, f"Mode = {mode}")
+                    stat = 2
+                    mode = 'exit'
+            <BLANKLINE>
+            SystemExit: (2, 'Mode = exit')
+            """
 
 def test_run_cell():
     import textwrap