How do I fix NameError:  name 'hec' is not defined?

because of an isssue with Jython 2.7

change this:

hec.heclib.util.Heclib.Hec_squeezeDSS('K7-small.dss')
PY


to:

from hec.heclib.util import Heclib

Heclib.Hec_squeezeDSS('K7-small.dss')
PY