import rospy import time from Adafruit_MotorHAT import Adafruit_MotorHAT from std_msgs.msg import String sets motor speed between [-1.0, 1.0] def set_speed(motor_ID, value): max_pwm = 115.0 speed = int(min(max(abs(value * max_pwm), 0), max_pwm)) ...
module. We also import the standard threading module, which we’ll need to manage the event loop thread: import rospy import threading, time, pyttsx import actionlib from basics.msg import TalkAction, TalkGoal, TalkResult Next we create a class, TalkNode, which will make it easier (or at ...