Windows: replace time.clock with perf_counter for py3

rsyring · rsyring · commit 0fc7081c0607 · 2019-03-14T15:09:11.000-04:00
author: frostming Origin PR: pallets-eco#638
diff --git a/flask_sqlalchemy/__init__.py b/flask_sqlalchemy/__init__.py
@@ -36,7 +36,10 @@
 
 # the best timer function for the platform
 if sys.platform == 'win32':
-    _timer = time.clock
+    if sys.version_info >= (3, 3):
+        _timer = time.perf_counter
+    else:
+        _timer = time.clock
 else:
     _timer = time.time
 
