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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 _update_globals():
 """ Patch the globals to remove the objects not available on some platforms. XXX it'd be better to test assertions about bytecode instead. """


    if not sys.platform.startswith('java') and sys.platform != 'cli':
        return
    incompatible = 'extract_constant', 'get_module_constant'
    for name in incompatible:
        del globals()[name]
        __all__.remove(name)