From 74baf31e5505d03a71df49894d57e1011e771eb9 Mon Sep 17 00:00:00 2001
From: Eli Schwartz <eschwartz@archlinux.org>
Date: Mon, 4 May 2020 15:26:01 -0400
Subject: [PATCH] Use the system zoneinfo from the tzdata package.

We don't need to ship these vendored blobs as our system copy works
quite well.

Signed-off-by: Eli Schwartz <eschwartz@archlinux.org>
---
 src/pytz/__init__.py | 13 +------------
 src/pytz/tzfile.py   |  2 +-
 src/setup.py         |  2 --
 3 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/src/pytz/__init__.py b/src/pytz/__init__.py
index c25a1d1..3cc59ef 100644
--- a/src/pytz/__init__.py
+++ b/src/pytz/__init__.py
@@ -92,19 +92,8 @@ def open_resource(name):
     if zoneinfo_dir is not None:
         filename = os.path.join(zoneinfo_dir, *name_parts)
     else:
-        filename = os.path.join(os.path.dirname(__file__),
+        filename = os.path.join('/usr', 'share',
                                 'zoneinfo', *name_parts)
-        if not os.path.exists(filename):
-            # http://bugs.launchpad.net/bugs/383171 - we avoid using this
-            # unless absolutely necessary to help when a broken version of
-            # pkg_resources is installed.
-            try:
-                from pkg_resources import resource_stream
-            except ImportError:
-                resource_stream = None
-
-            if resource_stream is not None:
-                return resource_stream(__name__, 'zoneinfo/' + name)
     return open(filename, 'rb')
 
 
diff --git a/src/pytz/tzfile.py b/src/pytz/tzfile.py
index 25117f3..98eba05 100644
--- a/src/pytz/tzfile.py
+++ b/src/pytz/tzfile.py
@@ -126,7 +126,7 @@ def build_tzinfo(zone, fp):
 if __name__ == '__main__':
     import os.path
     from pprint import pprint
-    base = os.path.join(os.path.dirname(__file__), 'zoneinfo')
+    base = os.path.join('/usr', 'share', 'zoneinfo')
     tz = build_tzinfo('Australia/Melbourne',
                       open(os.path.join(base, 'Australia', 'Melbourne'), 'rb'))
     tz = build_tzinfo('US/Eastern',
diff --git a/src/setup.py b/src/setup.py
index fa9a592..675618c 100644
--- a/src/setup.py
+++ b/src/setup.py
@@ -22,8 +22,6 @@ for dirpath, dirnames, filenames in os.walk(os.path.join('pytz', 'zoneinfo')):
                      for filename in filenames])
 package_data = {'pytz': resources}
 
-assert len(resources) > 10, 'zoneinfo files not found!'
-
 setup(
     name='pytz',
     version=pytz.VERSION,
-- 
2.26.2