import os
import sys
# needed to get Base
sys.path.append(os.path.dirname(os.path.dirname(os.path.realpath(__file__))))
from BulletWrap import *
import IO
import VtkShapes

def getBase():
    import os
    import sys
    # needed to get Base
    sys.path.append(os.path.dirname(os.path.dirname(os.path.realpath(__file__))))
getBase()    
from BulletWrap import *
import IO
try:
    import VtkShapes
except:
    pass

remove os & sys visibility from module