exclude 3.8

import sys

IPython/core/tests/test_iplib.py

@@ -2,6 +2,7 b''
 """
 
 import stack_data
+import sys
 
 SV_VERSION = tuple([int(x) for x in stack_data.__version__.split(".")[0:2]])
 
@@ -165,6 +166,7 b' def doctest_tb_sysexit():'
     """
 
 
+if sys.version_info >= (3, 9):
 if SV_VERSION < (0, 6):
 
     def doctest_tb_sysexit_verbose_stack_data_05():