old_contents: import unittest
  from .mppsolar import mpputils
  
  
  class test_mppcommands(unittest.TestCase):
      def testOne(self):
          mp = mpputils.mppUtils('/dev/ttyUSB0')
          mp.getKnownCommands()
          return True
  
new_contents: import unittest
  import mppsolar
  
  
  class test_mppcommands(unittest.TestCase):
      def testOne(self):
          mp = mppsolar.mpputils.mppUtils('/dev/ttyUSB0')
          mp.getKnownCommands()
          return True
  
subject: Update test_mppcommands.py