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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _darwin_current_arch(self):
 """Add Mac OS X support."""

        if sys.platform == "darwin":
            if sys.maxsize > 2 ** 32: # 64bits.
                return platform.mac_ver()[2] # Both Darwin and Python are 64bits.
            else: # Python 32 bits
                return platform.processor()