Use Python 3 for determine-merge-order script

NetworkX now requires Python 3 so let's update our script to use
Python 3.

Issue: RELENG-147
Change-Id: Ibae85ed2d446bf4357a1fa4d900f72e1d04dc9e3
Signed-off-by: Thanh Ha <zxiiro@gmail.com>

diff --git a/jjb/autorelease/autorelease-macros.yaml b/jjb/autorelease/autorelease-macros.yaml
index 217bdddcc184ce28cf0edc3ca6ac261a65a51a08..cfd5df9f623a38006de46f2ce282365a2cf092f8 100644 (file)
--- a/jjb/autorelease/autorelease-macros.yaml
+++ b/jjb/autorelease/autorelease-macros.yaml
@@ -44,7 +44,7 @@
     builders:
       - shell: |
           #!/bin/bash -l
-          virtualenv --system-site-packages $WORKSPACE/venv
+          virtualenv -p python3 --system-site-packages $WORKSPACE/venv
           source $WORKSPACE/venv/bin/activate
           PYTHON="$WORKSPACE/venv/bin/python"
           $PYTHON -m pip install --upgrade networkx