in core/actionProxy/actionproxy.py [0:0]
def __init__(self, source=None, binary=None, zipdest=None):
defaultBinary = '/action/exec'
self.source = source if source else defaultBinary
self.binary = binary if binary else defaultBinary
self.zipdest = zipdest if zipdest else os.path.dirname(self.source)
os.chdir(os.path.dirname(self.source))