old_contents: from eiscp.core import iscp_to_command, command_to_iscp
  
  
  class TestIscpToCommand:
      def test(self):
          assert iscp_to_command('MVL') == (('master-volume', 'volume'), '')
  
  
  class TestCommandToIscp:
      def test(self):
          assert command_to_iscp('main.system-power=standby') == 'PWR00'
  
      def test_argument_aliases(self):
          assert command_to_iscp('main.system-power=off') == 'PWR00'
new_contents: from eiscp.core import iscp_to_command, command_to_iscp
  
  
  class TestIscpToCommand:
      def test(self):
          assert iscp_to_command('MVL') == ('master-volume', '')
  
  
  class TestCommandToIscp:
      def test(self):
          assert command_to_iscp('main.system-power=standby') == 'PWR00'
  
      def test_argument_aliases(self):
          assert command_to_iscp('main.system-power=off') == 'PWR00'
subject: Fix the tests.