Multithreading and parallelization
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Parallel looping
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:doc:`../threadfor`                        Begins and ends a  parallel ``for`` loop.
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Parallel sections
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:doc:`../threadbegin`                      Marks the beginning of a multi-line block of code to be executed as a separate thread.
:doc:`../threadend`                        Marks the beginning of a multi-line block of code to be executed as a separate thread.
:doc:`../threadjoin`                       Ends a set of threads using ``threadstat`` or ``threadbgin`` and ``threadend``.
:doc:`../threadstat`                       Marks a single line of code to be executed as a separate thread.
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