Python 3 maxint compatibility
Python 3 maxint compatibility

Since sys.maxint was removed in Python 3, we should be using sys.maxsize
for compatibility, according
https://docs.python.org/3.1/whatsnew/3.0.html#integers

Closes-Bug: #1405609

Change-Id: I2fdc89c64285d81a79c78dd2482f93790673c8be

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