from machine import Pin, PWM      # Import Pin and PWM to control the pins with Pulse Width Modulation
from utime import sleep_ms        # Import sleep_ms to pause in milliseconds

# Create PWM objects for two servos on pins 21 and 4, with a 50Hz signal (standard for servos)
servo1 = PWM(Pin(21), freq=50)    
servo2 = PWM(Pin(4), freq=50)

# Move both servos in opposite directions
for i in range(30, 114):              # Loop from 30 to 113 (adjust to your servo's safe range)
    servo1.duty(i + 30)               # Servo 1 moves slowly forward
    servo2.duty(114 - i)              # Servo 2 moves in the opposite direction
    print("Servo1 Duty:", i, "Servo2 Duty:", 114 - i)  # Show the current servo positions
    sleep_ms(15)                      # Short delay to make the movement smooth