Comment out unneeded

example/aitf/ancil.py

@@ -20,7 +20,7 @@
 import os
 import sys
 import datetime as dt
-sys.path.append(os.path.abspath(os.path.dirname(__file__)+'/../..'))
+#sys.path.append(os.path.abspath(os.path.dirname(__file__)+'/../..'))
 import csppfetch
 import csppfetch.daterange
 from csppfetch.roundtozero import roundtozero