This class implements most of YASKAWA FS100 High Speed Ethernet Server Functions.
https://www.motoman.com/getmedia/16B5CD92-BD0B-4DE0-9DC9-B71D0B6FE264/160766-1CD.pdf.aspx?ext=.pdf

Attributes:
ip (str): IP address of the controller
timeout (int, optional): Communication timeout value in second between PC and Controller. Defaults to 0.8.
errno (int): Number of last error

Methods:
switch_power(): Turn on/off the power supply
move(): Make robot move to one or more specified position(s)
stop(): Stop moving robot
one_move(): Make Robot move to the specified position
select_cycle(): Select the way a job in pendant plays
select_job(): Select a job in pendant for later playing
play_job(): Start playing a job in pendant
read_executing_job_info(): Read the info of executing job
read_axis_name(): Read the name of each axis
read_position(): Read the robot position
read_torque(): Read the robot torque data of each axis
read_variable(): Read a robot variable
write_variable(): Write a robot variable
get_status(): Retrieve various status of the robot
read_alarm_info(): Retrieve info of the specified alarm
get_last_alarm(): Retrieve info of the latest alarm
reset_alarm(): To reset alarms or cancel errors
acquire_system_info(): Acquire system information
acquire_management_time(): Acquire usage time of an action
show_text_on_pendant(): Show text on pendant
get_file_list(): Retrieve list of files ended with extension in pendant
send_file(): Send a local file to pendant
recv_file(): Receive a file from pendant
delete_file(): Delete a file in pendant