class FakeUser:
    """
    FakeUser is a mock class intended for testing purposes, simulating a user entity.
    Methods:
        __init__():
            Initializes the FakeUser instance and sets user_data to None.
        getUser(user_id):
            Retrieves user information based on the provided user ID.
    """

    def __init__(self):
        """
        Initializes the instance and sets the user_data attribute to None.

        Attributes:
            user_data (Any): Placeholder for user-specific data, initialized as None.
        """
        self.user_data = None

    def getUser(self, user_id):
        """
        Retrieve user information based on the provided user ID.

        Args:
            user_id: The unique identifier of the user.

        Returns:
            The user data associated with the given user ID.
        """
        return self.user_data