From 1ec790ed04c355caf1950899f88a8b0315d35d38 Mon Sep 17 00:00:00 2001
From: Durham Goode <durham@fb.com>
Date: Tue, 19 Jul 2022 15:51:06 -0700
Subject: [PATCH] windows: upgrade to Python 3.9

Summary: Python 3.9 has a fix (https://github.com/python/cpython/issues/79473) for a slow mimetype import. This fix saves 300ms on Python startup for Mercurial.

Reviewed By: jordanwebster

Differential Revision: D37890474

fbshipit-source-id: 04da3d3963ba53514b2fa71dd7f1c255740dc9c1
---
 eden/scm/setup.py            | 6 ++++--
 eden/scm/tests/runlogtest.py | 3 ++-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/eden/scm/setup.py b/eden/scm/setup.py
index 0757878fa7..37d64480a6 100644
--- a/eden/scm/setup.py
+++ b/eden/scm/setup.py
@@ -43,8 +43,10 @@ import zipfile
 if sys.version_info.major == 2:
     raise RuntimeError("This setup.py is Python 3 only!")
 
-
-PY_VERSION = "38"
+if os.name == "nt":
+    PY_VERSION = "39"
+else:
+    PY_VERSION = "38"
 
 
 def ensureenv():
diff --git a/eden/scm/tests/runlogtest.py b/eden/scm/tests/runlogtest.py
index 2a9b228ef8..5889f64724 100644
--- a/eden/scm/tests/runlogtest.py
+++ b/eden/scm/tests/runlogtest.py
@@ -6,6 +6,7 @@
 from __future__ import absolute_import
 
 import os.path
+import sys
 import time
 
 from edenscm.mercurial import progress, registrar
@@ -30,7 +31,7 @@ command = registrar.command(cmdtable)
 )
 def basiccommandtest(ui, exit_code, **opts):
     waitforfile(opts.get("waitfile"))
-    exit(int(exit_code))
+    sys.exit(int(exit_code))
 
 
 @command(