On Sun, Aug 10, 2008 at 9:42 PM, Vincent Manis <address@hidden>
wrote:
CPython uses a Global Interpreter Lock (GIL) to implement critical
sections
in the interpreter, thus rendering native
threads in that system impossible. Some version of the Python
interpreter (I
think it was 1.6) was rewritten without the
GIL, so as to provide for native threads.
That's close, but not quite right. CPython threads are indeed system
threads, but the GIL guarantees that only one of them is running
Python code at any time.