Fix ValueError: too many values to unpack. When run in dotu, use proper array slicing for args to avoid the overflow.
Fix ValueError: too many values to unpack.
When run in dotu, use proper array slicing for args
to avoid the overflow.

Signed-off-by: Abhishek Kulkarni <92d954836867f20d12bc943ae16aa9e7e694d1c8@osl.iu.edu>

wca/py9p.u