Well, yes. Though you can configure your shell and make it permanent. Software Carpentry has some good tutorials on using the shell, for example: http://swcarpentry.github.io/shell-extras/08-environment-variables.html You can also modify the environment from within Python, using the "os.environ" dictionary. You'll just have to set the value for 'OMP_NUM_THREADS' before importing graph-tool, because openmp will consider the value at the time of importing. []s On Thursday, February 9, 2017, P-M <pmj27@cam.ac.uk> wrote:
Thanks! I presume this won't impact already running processes and is only valid for as long as my instance of PuTTY is running and after that revert to normal?
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