openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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from common.xattr import getxattr as getattr1
from common.xattr import setxattr as setattr1
cached_attributes = {}
def getxattr(path, attr_name):
if (path, attr_name) not in cached_attributes:
response = getattr1(path, attr_name)
cached_attributes[(path, attr_name)] = response
return cached_attributes[(path, attr_name)]
def setxattr(path, attr_name, attr_value):
cached_attributes.pop((path, attr_name), None)
return setattr1(path, attr_name, attr_value)