[copybara] Import robotpy examples (#8608)

GitOrigin-RevId: 9ba4bc3040fa7e772f5a594039e78fc6c43d114e

robotpyExamples/MecanumDrive/robot.py

@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+#
+# Copyright (c) FIRST and other WPILib contributors.
+# Open Source Software; you can modify and/or share it under the terms of
+# the WPILib BSD license file in the root directory of this project.
+#
+
+import wpilib
+
+
+class MyRobot(wpilib.TimedRobot):
+    """
+    This is a demo program showing how to use Mecanum control with the
+    MecanumDrive class.
+    """
+
+    # Channels on the roboRIO that the motor controllers are plugged in to
+    kFrontLeftChannel = 2
+    kRearLeftChannel = 3
+    kFrontRightChannel = 1
+    kRearRightChannel = 0
+
+    # The channel on the driver station that the joystick is connected to
+    kJoystickChannel = 0
+
+    def __init__(self):
+        super().__init__()
+        self.frontLeft = wpilib.PWMSparkMax(self.kFrontLeftChannel)
+        self.rearLeft = wpilib.PWMSparkMax(self.kRearLeftChannel)
+        self.frontRight = wpilib.PWMSparkMax(self.kFrontRightChannel)
+        self.rearRight = wpilib.PWMSparkMax(self.kRearRightChannel)
+
+        # invert the right side motors
+        # you may need to change or remove this to match your robot
+        self.frontRight.setInverted(True)
+        self.rearRight.setInverted(True)
+
+        self.robotDrive = wpilib.MecanumDrive(
+            self.frontLeft, self.rearLeft, self.frontRight, self.rearRight
+        )
+
+        self.stick = wpilib.Joystick(self.kJoystickChannel)
+
+    def teleopPeriodic(self):
+        # Use the joystick X axis for lateral movement, Y axis for forward
+        # movement, and Z axis for rotation.
+        self.robotDrive.driveCartesian(
+            -self.stick.getY(),
+            -self.stick.getX(),
+            -self.stick.getZ(),
+        )