parameters: (self, pos: np.ndarray, vel: np.ndarray, visible: bool)
docstring: :param pos: ball position np.ndarray([x, y])
          :param vel: ball velocity np.ndarray([x, y])
          :param visible: True if the ball is visible
docstring_summary: :param pos: ball position np.ndarray([x, y])
          :param vel: ball velocity np.ndarray([x, y])
          :param visible: True if the ball is visible
docstring_tokens: : param pos : ball position np . ndarray ( [ x y ] ) : param vel : ball velocity np . ndarray ( [ x y ] ) : param visible : True if the ball is visible
function: def __init__(self, pos: np.ndarray, vel: np.ndarray, visible: bool):
          """
          :param pos: ball position np.ndarray([x, y])
          :param vel: ball velocity np.ndarray([x, y])
          :param visible: True if the ball is visible
          """
          self.__pos = pos
          self.__vel = vel
          self.__visible = visible
function_tokens: def __init__ ( self , pos : np . ndarray , vel : np . ndarray , visible : bool ) : self . __pos = pos self . __vel = vel self . __visible = visible