Update tests/test_utils_richcfg.py

tests/test_utils_richcfg.py

@@ -1,6 +1,7 @@
 import io
 import types
 import sys
+import re
 import inspect as std_inspect
 
 from IPython.core.oinspect import Inspector, OInfo
@@ -38,6 +39,10 @@ def dict_to_oinfo(info_dict):
             setattr(info_obj, key, value)
     return info_obj
 
+def strip_ansi(text):
+    ansi_escape = re.compile(r'\x1b\[[0-9;]*m')
+    return ansi_escape.sub('', text)
+
 def test_rich_inspector_outputs_more_than_builtin(monkeypatch):
     # Simulate a fake IPython shell 
     class FakeInspector:
@@ -76,6 +81,8 @@ def test_rich_inspector_outputs_more_than_builtin(monkeypatch):
     inspector.pinfo(user, oname="user", info=info, detail_level=1)
     sys.stdout = original_stdout
     builtin_text = builtin_buf.getvalue()
+    builtin_text = strip_ansi(builtin_text)
+
 
     print(rich_text, file=sys.__stdout__)
     print('\n\n\n', file=sys.__stdout__)