Multidiags mp #278
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Multidiags mp #278
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…work in Python >=3.4.
…or model,obs,output) - because os.path.exists() doesn't understand '~' in a path.
…sses have to be run in a shell with Popen(). Communication is done with a temporary file and through the stdout pipe. There remains some non-functional commented-out code to do this other ways (which would be better is spawning, rather than forking, were allowed those ways.)
… the number of processes to be run simultaneously. For now, the maximum is hard-coded.
…or Popen, it pickles its Options object to a string, which is passed to diags.py in the shell command line.
…g code, which is no more than a function call.
…ether its file format matches the rest.
…ames. It makes the filenames more repeatable, but would require us to change the present ctest baselines.
…d for use in the NetCDF file's name. In the write_plot_data method, getting the axis of zax, do it whether zax is a variable or tuple of variables.
…Do both; previously only one was supported.
… multiprocessing.
…ential for testing.
…rect values of some essential options.
… use instead of stdout.
…omparison of an Options instance for collection 7s as generated by metadiags and multidiags.
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This branch adds a multiprocessing capability to multidiags.py.
Also it has new tests: one of multidiags itself, and one comparing metadiags to multidiags.