Issue #23943: Fix typos. Patch by Piotr Kasprzyk.
diff --git a/Lib/test/script_helper.py b/Lib/test/script_helper.py
index b31fc40..b29392f 100644
--- a/Lib/test/script_helper.py
+++ b/Lib/test/script_helper.py
@@ -34,7 +34,7 @@
     doesn't have an obvious home with Python's current home finding logic.
 
     Setting PYTHONHOME is one way to get most of the testsuite to run in that
-    situation.  PYTHONPATH or PYTHONUSERSITE are other common envirnonment
+    situation.  PYTHONPATH or PYTHONUSERSITE are other common environment
     variables that might impact whether or not the interpreter can start.
     """
     global __cached_interp_requires_environment