Update test/wtk_driver.py for data_logger version 0.4.

diff --git a/test/wtk_driver.py b/test/wtk_driver.py
index c28464430c13cf73025b18932fa34490e088041c..666b4a16aea4d29505e9110b51e99e262d60fd52 100644 (file)
--- a/test/wtk_driver.py
+++ b/test/wtk_driver.py
@@ -30,7 +30,7 @@ Adjust Hooke in case we don't have calibcant installed.
 >>> from hooke.hooke import Hooke, HookeRunner
 >>> h = Hooke()
 >>> h.config.set('wtk driver', 'cantilever calibration directory',
-...              '$DEFAULT$/calibrate_cantilever')
+...              '${DEFAULT}/calibrate_cantilever')
 >>> h.load_drivers()
 
 Proceed with the test itself.