parallel processing fork manager inspired by Parallel::Prefork in CPAN
- This module is inspired by Parallel::Prefork in CPAN.
As Parallel::Prefork, this module is intended to be some operations done in parallel.
Simple example of usage is followings
>>> from python_prefork import PythonPrefork >>> pp = PythonPrefork() >>> while not pp.signal_received: >>> if pp.start(): continue >>> >>> run() # do some task in child process >>> >>> pp.finish() >>> pp.wait_all_children()
- Some options can be set in constructor
[ max_workers ] maximum number of child processes to fork
[trap_signals] arrays of signals to be trapped. parent process will send these signals to all children
[on_reap_cb] function to be called when a child is end. This function must have two parameters, child pid and exit status.
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