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Update PETSc version to 3.25.5 for release #5417

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Merged
connorjward merged 1 commit into from
Sep 2, 2026
Merged

Update PETSc version to 3.25.5 for release #5417

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5 changes: 0 additions & 5 deletions .github/actions/install/action.yml
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Expand Up @@ -135,10 +135,6 @@ runs:
: # Empty the pip cache to ensure that everything is compiled from scratch
pip cache purge

# Fix for petsc4py build to be removed after #5372 is resolved.
echo 'Cython<3.3.0' > constraints.txt
export PIP_CONSTRAINT=constraints.txt

if [ ${{ inputs.base_ref }} = 'main' ]; then
: # Install build dependencies
pip install "$PETSC_DIR"/src/binding/petsc4py
Expand All @@ -154,7 +150,6 @@ runs:
EXTRA_PIP_FLAGS='--no-build-isolation'
elif [ ${{ inputs.base_ref }} = 'release' ]; then
EXTRA_PIP_FLAGS=''
export PIP_BUILD_CONSTRAINT=constraints.txt
else
echo "Unrecognised 'base_ref' input: '${{ inputs.base_ref }}"
exit 1
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4 changes: 0 additions & 4 deletions docker/Dockerfile.vanilla
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Expand Up @@ -143,10 +143,6 @@ ENV CFLAGS="-O3 -mtune=generic" CPPFLAGS="-O3 -mtune=generic"
# The order these are installed is important, e.g. FIAT must be installed
# before UFL otherwise `pip install fiat` will reinstall pypi ufl.

# Fix for petsc4py build to be removed after #5372 is resolved.
RUN echo 'Cython<3.3.0' > /opt/constraints.txt
ENV PIP_CONSTRAINT=/opt/constraints.txt

RUN git clone --branch ${BRANCH} \
https://github.com/firedrakeproject/firedrake.git /opt/firedrake \
&& pip cache purge || exit; \
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6 changes: 0 additions & 6 deletions docs/source/install.rst
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Expand Up @@ -239,12 +239,6 @@ install Firedrake. To do this perform the following steps:
so that it can be detected by mpi4py. See `here <https://mpi4py.readthedocs.io/en/stable/install.html#linux>`__
for more information.

#. Set ``PIP_CONSTRAINT`` to work around
`an issue with Cython <https://gitlab.com/petsc/petsc/-/work_items/1929>`__::

$ echo 'Cython<3.3.0' > constraints.txt
$ export PIP_CONSTRAINT=$PWD/constraints.txt

#. Install Firedrake::

$ pip install --no-binary h5py 'firedrake[check]'
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4 changes: 2 additions & 2 deletions pyproject.toml
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Expand Up @@ -29,7 +29,7 @@ dependencies = [
"loopy>2024.1",
"numpy",
"packaging",
"petsc4py==3.25.0",
"petsc4py==3.25.5",
"petsctools>=2026.0",
"pkgconfig",
"progress",
Expand Down Expand Up @@ -158,7 +158,7 @@ requires = [
"mpi4py>3; python_version >= '3.13'",
"mpi4py; python_version < '3.13'",
"numpy",
"petsc4py==3.25.0",
"petsc4py==3.25.5",
"petsctools",
"pkgconfig",
"pybind11",
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2 changes: 1 addition & 1 deletion scripts/firedrake-configure
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Expand Up @@ -58,7 +58,7 @@ from collections.abc import Mapping, Sequence

# Attributes that we expect to change occasionally

SUPPORTED_PETSC_VERSION = "v3.25.0"
SUPPORTED_PETSC_VERSION = "v3.25.5"


def main():
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