From d38e6e516de30158e4bb4e32961c3889f2f69339 Mon Sep 17 00:00:00 2001
From: Michael Foord <michael@voidspace.org.uk>
Date: Fri, 28 Sep 2012 15:14:37 +0100
Subject: Closes issue 16064. No longer hard code executable name in unittest
 help output.

---
 Lib/unittest/__main__.py | 9 ++++++++-
 Misc/NEWS                | 2 ++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/Lib/unittest/__main__.py b/Lib/unittest/__main__.py
index 7320050..798ebc0 100644
--- a/Lib/unittest/__main__.py
+++ b/Lib/unittest/__main__.py
@@ -2,7 +2,14 @@
 
 import sys
 if sys.argv[0].endswith("__main__.py"):
-    sys.argv[0] = "python -m unittest"
+    import os.path
+    # We change sys.argv[0] to make help message more useful
+    # use executable without path, unquoted
+    # (it's just a hint anyway)
+    # (if you have spaces in your executable you get what you deserve!)
+    executable = os.path.basename(sys.executable)
+    sys.argv[0] = executable + " -m unittest"
+    del os
 
 __unittest = True
 
diff --git a/Misc/NEWS b/Misc/NEWS
index 33ea266..fe0be74 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -36,6 +36,8 @@ Core and Builtins
 Library
 -------
 
+- Issue #16064: unittest -m claims executable is "python", not "python3"
+
 - Issue #15222: Insert blank line after each message in mbox mailboxes
 
 - Issue #16013: Fix CSV Reader parsing issue with ending quote characters.
-- 
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