Lock to a specific openmpi version

This means sundials can be installed again

.circleci/config.yml

@@ -39,12 +39,18 @@ orbs:
       tox_pre:
         steps:
           - checkout
+          - run: echo 'deb http://deb.debian.org/debian/ testing main' >> /etc/apt/sources.list
+          - run: echo 'deb http://deb.debian.org/debian/ unstable main' >> /etc/apt/sources.list
           - run: echo 'deb http://deb.debian.org/debian/ experimental main' >> /etc/apt/sources.list
+          - run: rm /etc/apt/sources.list.d/debian.sources
           - run: apt-get update
           - run: apt-get dist-upgrade -y
           - run: apt-get install -y git
-          - run: apt-get install -y ca-certificates curl
+          - run: apt-get install -y ca-certificates curl aptitude
           - run: echo 'deb [check-valid-until=no] https://snapshot.debian.org/archive/debian/20240930/ testing main' >> /etc/apt/sources.list
+          - run: echo 'deb [check-valid-until=no] https://snapshot.debian.org/archive/debian/20240930/ unstable main' >> /etc/apt/sources.list
+          - run: echo 'deb [check-valid-until=no] https://snapshot.debian.org/archive/debian/20241115/ testing main' >> /etc/apt/sources.list
+          - run: echo 'deb [check-valid-until=no] https://snapshot.debian.org/archive/debian/20241115/ unstable main' >> /etc/apt/sources.list
           - run: apt-get update
           #
           - run: apt-get install -y python3-dev
@@ -53,7 +59,7 @@ orbs:
           - run: apt-get install -y python-is-python3
           - run: apt-get install -y tox
           #
-          - run: apt-get install -y libsundials-dev=6.4.1+dfsg1-3+b7 # scikits.odes
+          - run: aptitude install -y --without-recommends libsundials-dev=6.4.1+dfsg1-3+b7 libopenmpi-dev=5.0.5-3 libopenmpi3t64=5.0.5-3 # scikits.odes
           - run: apt-get install -y libhdf5-dev # h5py
           - run: apt-get install -y libgirepository1.0-dev # matplotlib/pygobject
           - run: apt-get install -y libgtk-3-dev # matplotlib/pygobject