#add parent dir to find package. Only needed for source code build, pip install doesn't need it. import os import inspect currentdir = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe()))) parentdir = os.path.dirname(os.path.dirname(currentdir)) os.sys.path.insert(0, parentdir) import pybullet_data import pybullet as p import time p.connect(p.GUI_SERVER) p.setAdditionalSearchPath(pybullet_data.getDataPath()) while (1): #this is a no-op command, to allow GUI updates on Mac OSX (main thread) p.setPhysicsEngineParameter() time.sleep(0.01)