Fractional seconds starts at Python 3.7

CI didn't notice that the fractional seconds in the new SQL Server
DATETIMEOFFSET test are not available on Python 3.6. It was
inadvertently assumed this was a Python 2 incompatibility.

Change-Id: I9839eafbf7c37512eef1ecf666846983f9651c02
(cherry picked from commit 55f6d61e85b7f16df0b77f1c55a4fb051cd696e3)

diff --git a/lib/sqlalchemy/testing/requirements.py b/lib/sqlalchemy/testing/requirements.py
index 301839eb386ec465585c73eb2ae505dd73a9eac8..01f32d495ab05aca748bae874abeab7bcff48b19 100644 (file)
--- a/lib/sqlalchemy/testing/requirements.py
+++ b/lib/sqlalchemy/testing/requirements.py
@@ -960,6 +960,13 @@ class SuiteRequirements(Requirements):
             lambda: sys.version_info < (3,), "Python version 3.xx is required."
         )
 
+    @property
+    def python37(self):
+        return exclusions.skip_if(
+            lambda: sys.version_info < (3, 7),
+            "Python version 3.7 or greater is required.",
+        )
+
     @property
     def cpython(self):
         return exclusions.only_if(

diff --git a/test/dialect/mssql/test_types.py b/test/dialect/mssql/test_types.py
index d7fbccac268bd82299d1da5a0e34aaaa14a5fba9..1f0ae0a6fada752df281e0c4d35258aa091cfeca 100644 (file)
--- a/test/dialect/mssql/test_types.py
+++ b/test/dialect/mssql/test_types.py
@@ -794,7 +794,7 @@ class TypeRoundTripTest(
             ),
             None,
             True,
-            testing.requires.python3,
+            testing.requires.python37,
         ),
         (
             "dto_param_datetime_naive",