tests/test-tools.t

--- a/tests/test-tools.t	Thu Jun 15 14:22:39 2017 -0400
+++ b/tests/test-tools.t	Tue Jun 20 09:45:02 2017 -0400
@@ -44,10 +44,10 @@
 #endif
 
 #if no-windows
-  $ python $TESTDIR/seq.py 10 > bar
+  $ $PYTHON $TESTDIR/seq.py 10 > bar
 #else
 Convert CRLF -> LF for consistency
-  $ python $TESTDIR/seq.py 10 | sed "s/$//" > bar
+  $ $PYTHON $TESTDIR/seq.py 10 | sed "s/$//" > bar
 #endif
 
 #if unix-permissions symlink