Better message if running on Python < 3.5

mdboom · mdboom · commit 7444a987105b · 2015-11-02T11:14:53.000-05:00
diff --git a/unit/memleak.py b/unit/memleak.py
@@ -3,7 +3,10 @@
 from __future__ import print_function
 
 import gc
-import tracemalloc
+try:
+    import tracemalloc
+except ImportError:
+    raise ImportError("This script requires Python 3.4 or later")
 
 import numpy as np
 
