'Execute specified command on remote device
This method will retrieve the specified data and
return it to the caller as a string.
:args:
arg[0] command: command in string format to be executed on remote device
arg[1] prompt: the expected prompt generated by executing command.
This can be a string or a list of strings (optional)
arg[2] answer: the string to respond to the prompt with (optional)
arg[3] sendonly: bool to disable waiting for response, default is false (optional)
:kwargs:
:command: the command string to execute
:prompt: the expected prompt generated by executing command.
This can be a string or a list of strings
:answer: the string to respond to the prompt with
:sendonly: bool to disable waiting for response
:returns: Returns output received from remote device as byte string'

@abstractmethod
def get(self, *args, **kwargs):

    pass
