Update pytz to 2021.1 (#1330)

fabaff · web-flow · commit fce45ef5520c · 2021-07-16T10:12:09.000-07:00
diff --git a/setup.py b/setup.py
@@ -54,7 +54,7 @@ def run_tests(self):
     "coveralls>=1.11,<2",
     "promise>=2.3,<3",
     "mock>=4.0,<5",
-    "pytz==2019.3",
+    "pytz==2021.1",
     "iso8601>=0.1,<2",
 ]
 
