#! /usr/bin/env python
# -*- coding: utf-8 -*-
+"""rudimentary test program for Munter.py"""
import munter
-est = munter.time_calc(3.2, 2300, 'average', 'uphill', 'imperial')
-print("Time Estimate: %s hours" % est['time'])
+# positional args invocation
+EST = munter.time_calc(3.2, 2300, 'average', 'uphill', 'imperial')
+print("Time estimate (3.2 mi, +2300'): %s hours" % EST['time'])
+
+# defaults with one override invocation
+EST = munter.time_calc(4.5, 2650, fitness='slow')
+print("Time estimate (4.5 mi, +2650, slow): %s hours" % EST['time'])