26 lines
946 B
Bash
26 lines
946 B
Bash
pytestXdistHook() {
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pytestFlagsArray+=(
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"--numprocesses=$NIX_BUILD_CORES"
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"--forked"
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)
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# Using --forked on darwin leads to crashes when fork safety is
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# enabled. This often happens when urllib tries to request proxy
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# settings on MacOS through `urllib.request.getproxies()`
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# - https://github.com/python/cpython/issues/77906
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if [[ "$OSTYPE" == "darwin"* ]]; then
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export OBJC_DISABLE_INITIALIZE_FORK_SAFETY=YES
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fi
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}
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# the flags should be added before pytestCheckHook runs so
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# until we have dependency mechanism in generic builder, we need to use this ugly hack.
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if [ -z "${dontUsePytestXdist-}" ] && [ -z "${dontUsePytestCheck-}" ]; then
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if [[ " ${preDistPhases:-} " =~ " pytestCheckPhase " ]]; then
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preDistPhases+=" "
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preDistPhases="${preDistPhases/ pytestCheckPhase / pytestXdistHook pytestCheckPhase }"
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else
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preDistPhases+=" pytestXdistHook"
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fi
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fi
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