Port TZPATH patch from CPython 3.9

recipe/meta.yaml

@@ -49,14 +49,15 @@ source:
       - patches/pypy_107660.patch  # [name_suffix == "3.9"]
       - patches/pypy_107661.patch
       - patches/pypy_107668.patch  # [name_suffix == "3.9"]
+      - patches/0001-Fix-TZPATH-on-windows.patch  # [name_suffix == "3.9"]
 
 
   - url: https://downloads.python.org/pypy/pypy2.7-v7.3.6-win64.zip           # [win]
     sha256: fcc8f6b3b472a77eaa754951f288fe234b4953bfba845888dd839b9b862cb891  # [win]
     folder: pypy2-binary                                                      # [win]
 
 build:
-  number: 4
+  number: 5
   skip_compile_pyc:
     - lib*
 
@@ -114,6 +115,8 @@ test:
     - pypy3 -m test.test_ssl
     # make sure Scripts dir exists so downstream entry_points are created successfully
     - if not exist %PREFIX%\Scripts\ exit 1  # [win]
+    # Check that zoneinfo works from Python 3.9 onwards, see upstream issue: https://foss.heptapod.net/pypy/pypy/-/issues/3653
+    - python -c "from zoneinfo import ZoneInfo; from datetime import datetime; dt = datetime(2020, 10, 31, 12, tzinfo=ZoneInfo('America/Los_Angeles')); print(dt.tzname())"  # [name_suffix!="3.8"]
 
 about:
     home: http://pypy.org/

recipe/patches/0001-Fix-TZPATH-on-windows.patch

@@ -0,0 +1,25 @@
+recipe/patches/0001-Fix-TZPATH-on-windows.patchFrom a9d9b98f645ed67923d299c5e03537abe50951df Mon Sep 17 00:00:00 2001
+From: Isuru Fernando <isuruf@gmail.com>
+Date: Wed, 7 Oct 2020 10:08:30 -0500
+Subject: [PATCH] Fix TZPATH on windows
+
+---
+ lib-python/3/sysconfig.py | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/lib-python/3/sysconfig.py b/lib-python/3/sysconfig.py
+index a2eb52f..7dbb90c 100644
+--- a/lib-python/3/sysconfig.py
++++ b/lib-python/3/sysconfig.py
+@@ -585,7 +585,7 @@ def get_config_vars(*args):
+
+         if os.name == 'nt':
+             _init_non_posix(_CONFIG_VARS)
+-            _CONFIG_VARS['TZPATH'] = ''
++            _CONFIG_VARS['TZPATH'] = os.path.join(_PREFIX, "share", "zoneinfo")
+         if os.name == 'posix':
+             _init_posix(_CONFIG_VARS)
+         # For backward compatibility, see issue19555
+-- 
+2.42.0
+