Missing items when inserting them from >2 processes

[gatopeich]

$ python3.7 mp_dict_test.py mpdict 1
Testing mpdict on 1 processes X 100000 items...
Elapsed 0.252968 seconds
d[100000]: ('Foreground0', 'Foreground') ('Foreground1', 'Foreground') ('Foreground10', 'Foreground') ('Foreground100', 'Foreground') ('Foreground1000', 'Foreground') ('Foreground10000', 'Foreground') ('Foreground10001', 'Foreground') ('Foreground10002', 'Foreground') ('Foreground10003', 'Foreground')

$ python3.7 mp_dict_test.py mpdict 2
Testing mpdict on 2 processes X 100000 items...
Elapsed 0.256442 seconds
d[100000]: ('Foreground0', 'Foreground') ('Foreground1', 'Foreground') ('Foreground10', 'Foreground') ('Foreground100', 'Foreground') ('Foreground1000', 'Foreground') ('Foreground10000', 'Foreground') ('Foreground10001', 'Foreground') ('Foreground10002', 'Foreground') ('Foreground10003', 'Foreground')

 $ python3.7 mp_dict_test.py mpdict 3
Testing mpdict on 3 processes X 100000 items...
Elapsed 0.23387 seconds
d[99956]: ('Foreground0', 'Foreground') ('Foreground1', 'Foreground') ('Foreground10', 'Foreground') ('Foreground100', 'Foreground') ('Foreground1000', 'Foreground') ('Foreground10000', 'Foreground') ('Foreground10001', 'Foreground') ('Foreground10002', 'Foreground') ('Foreground10003', 'Foreground')

[rwarren]

I know this project has not seen a commit for 4 years and is likely dead, but...

Any updates here, or ideas on where/how to fix? It obviously seems like a locking issue, but any tips and insight would shorten fix time.

Still an issue:

~/gcode/mpdict$ python ./mp_dict_test.py dict 5
Testing dict on 5 processes X 100000 items...
Elapsed 0.0270501 seconds
d[20000]: ('Foreground0', 'Foreground') ('Foreground1', 'Foreground') ('Foreground2', 'Foreground') ('Foreground3', 'Foreground') ('Foreground4', 'Foreground') ('Foreground5', 'Foreground') ('Foreground6', 'Foreground') ('Foreground7', 'Foreground') ('Foreground8', 'Foreground')

~/gcode/mpdict$ python ./mp_dict_test.py mpdict 5
Testing mpdict on 5 processes X 100000 items...
Elapsed 0.171987 seconds
d[99669]: ('Foreground0', 'Foreground') ('Foreground1', 'Foreground') ('Foreground10', 'Foreground') ('Foreground100', 'Foreground') ('Foreground1000', 'Foreground') ('Foreground10000', 'Foreground') ('Foreground10001', 'Foreground') ('Foreground10002', 'Foreground') ('Foreground10003', 'Foreground')

~/gcode/mpdict$ python ./mp_dict_test.py mpdict 5
Testing mpdict on 5 processes X 100000 items...
Elapsed 0.171248 seconds
d[99671]: ('Foreground0', 'Foreground') ('Foreground1', 'Foreground') ('Foreground10', 'Foreground') ('Foreground100', 'Foreground') ('Foreground1000', 'Foreground') ('Foreground10000', 'Foreground') ('Foreground10001', 'Foreground') ('Foreground10002', 'Foreground') ('Foreground10003', 'Foreground')