MAINT: fix runtests.py issue when run with python -OO

PyWavelets · Jul 26, 2015 · bf4ea0e · bf4ea0e
1 parent a97926c
commit bf4ea0e
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/runtests.py b/runtests.py
@@ -28,8 +28,11 @@
               '/usr/local/lib/ccache', '/usr/local/lib/f90cache']
 
 # ---------------------------------------------------------------------
+if __doc__ is None:
+    __doc__ = "Run without -OO if you want usage info"
+else:
+    __doc__ = __doc__.format(**globals())
 
-__doc__ = __doc__.format(**globals())
 
 import sys
 import os