Removed used_args param from string.Formatter.get_field.  It was left in by mistake from an earlier edit.

Partial py3k-ification of Doc/library/: convert has_key references into either 'k in d' or __contains__; normalize raise statements; convert print statements into print function calls.

- throw out many mentions of "old-style/new-style"
- add memoryview() though I somebody has to fill in the details
- throw out str.decode()
- throw out classobj and instanceobj

exception) and change bytes.find() to use _getbuffer(), so b"".find("")
will raise TypeError instead of SystemError.

with the SDK compiler.  This should fix the failing
Lib\ctypes\test\test_as_parameter.py test.