|  | @@ -110,6 +110,8 @@ virtualenv $VENV_NAME
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				|  |  |  . $VENV_NAME/bin/activate
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				|  |  |  popd
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				|  |  |  
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				|  |  | +# this should be the same version as the submodule we compile against
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				|  |  | +# ideally we'd update this as a template to ensure that
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				|  |  |  pip install protobuf==3.0.0b2
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				|  |  |  
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				|  |  |  pushd "$(dirname $1)" > /dev/null
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