Playstation 4 Controller Python

controller.py

#! /usr/bin/env python
# -*- coding: utf-8 -*-
#
# This file presents an interface for interacting with the Playstation 4 Controller
# in Python. Simply plug your PS4 controller into your computer using USB and run this
# script!
#
# NOTE: I assume in this script that the only joystick plugged in is the PS4 controller.
#       if this is not the case, you will need to change the class accordingly.
#
# Copyright © 2015 Clay L. McLeod <clay.l.mcleod@gmail.com>
#
# Distributed under terms of the MIT license.

import os
import pprint
import pygame

class PS4Controller(object):
    """Class representing the PS4 controller. Pretty straightforward functionality."""

    controller = None
    axis_data = None
    button_data = None
    hat_data = None

    def init(self):
        """Initialize the joystick components"""
        
        pygame.init()
        pygame.joystick.init()
        self.controller = pygame.joystick.Joystick(0)
        self.controller.init()

    def listen(self):
        """Listen for events to happen"""
        
        if not self.axis_data:
            self.axis_data = {}

        if not self.button_data:
            self.button_data = {}
            for i in range(self.controller.get_numbuttons()):
                self.button_data[i] = False

        if not self.hat_data:
            self.hat_data = {}
            for i in range(self.controller.get_numhats()):
                self.hat_data[i] = (0, 0)

        while True:
            for event in pygame.event.get():
                if event.type == pygame.JOYAXISMOTION:
                    self.axis_data[event.axis] = round(event.value,2)
                elif event.type == pygame.JOYBUTTONDOWN:
                    self.button_data[event.button] = True
                elif event.type == pygame.JOYBUTTONUP:
                    self.button_data[event.button] = False
                elif event.type == pygame.JOYHATMOTION:
                    self.hat_data[event.hat] = event.value

                # Insert your code on what you would like to happen for each event here!
                # In the current setup, I have the state simply printing out to the screen.
                
                os.system('clear')
                pprint.pprint(self.button_data)
                pprint.pprint(self.axis_data)
                pprint.pprint(self.hat_data)


if __name__ == "__main__":
    ps4 = PS4Controller()
    ps4.init()
    ps4.listen()

Try this edited while loop: Here you should be able to tell specifically where your code should go.

        while True:
            for event in pygame.event.get():
                if event.type == pygame.JOYAXISMOTION:
                    if event.axis == 0:
                        if event.value > 0:
                            print "right"
                        if event.value < 0:
                            print "left"
                    if event.axis == 1:
                        if event.value > 0:
                            print "down"
                        if event.value < 0:
                            print "up"
                elif event.type == pygame.JOYBUTTONDOWN:
                    if event.button == 1:
                        print "wow pressed the X button"
                elif event.type == pygame.JOYBUTTONUP:
                    if event.button == 1:
                        print "he-yump"
                elif event.type == pygame.JOYHATMOTION:
                    if event.hat == 0:
                        if event.value == (1, 0):
                            print "right"
                        if event.value == (-1, 0):
                            print "left"
                        if event.value == (0, 1):
                            print "up"
                        if event.value == (0, -1):
                            print "down"

                # Insert your code on what you would like to happen for each event here!
                # In the current setup, I have the state simply printing out to the screen.

                #os.system('clear')
                #pprint.pprint(self.button_data)
                #pprint.pprint(self.axis_data)
                #pprint.pprint(self.hat_data)

You can use his app to figure out the number associated with the button, but this should get you started. Joysticks are SENSITIVE :)

There is a ready available solution now, I wrote a package that does not require pygame or any other packages and binding to button events is as easy as:

from pyPS4Controller.controller import Controller
    
    
class MyController(Controller):

    def __init__(self, **kwargs):
        Controller.__init__(self, **kwargs)

    def on_x_press(self):
       print("Hello world")

    def on_x_release(self):
       print("Goodbye world")

controller = MyController(interface="/dev/input/js0", connecting_using_ds4drv=False)
# you can start listening before controller is paired, as long as you pair it within the timeout window
controller.listen(timeout=60)

Package is available on GitHub & PyPi

how can i control the leds controller with python ?
changing the value (0 - 255) on this file:
'/sys/class/leds/' + dsId + ':' + led + '/brightness'

Hello, im brazilian and i want to make a software with a new function to the ds4 controller, but i need to know, I can make a telemetry system like SIM Dashboard with Python?

This was super helpful for this project. Thanks.

https://github.com/justinpaulturner/gimx-ps4/blob/main/gimx_ps4_passthrough.py