parameters: (self)
docstring: Read exactly one line from the device
  
          Returns:
              None if no data
docstring_summary: Read exactly one line from the device
docstring_tokens: Read exactly one line from the device
function: def _cliReadLine(self):
          """Read exactly one line from the device
  
          Returns:
              None if no data
          """
function_tokens: def _cliReadLine ( self ) :