Fix broken pipe on eopkg hs #31
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When `less` terminates, modern versions of subprocess close the pipe automatically. This results in a BrokenPipeError if `less` exits before the user reaches EOF.
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When
lessterminates, modern versions of subprocess close the pipe automatically. This results in a BrokenPipeError iflessexits before the user reaches EOF.This PR checks to see if the process is still running before trying to close the pipe, which stops the exception.