WIP: test with transonic meson backend

.gitlab-ci.yml

@@ -3,6 +3,8 @@ variables:
 
 tests:
   image: fluiddyn/python3-stable:lastest
+  before-script:
+  - apt-get install -y mercurial
   script:
     - pip install -U pip tox --user
     - tox -e py39,py39-fft,codecov

fluidsim/base/time_stepping/meson.build

@@ -6,24 +6,24 @@ python_sources = [
   'simple.py',
 ]
 
-# backend = get_option('deps_backend')
-# if backend == 'pythran'
-#   pythran = find_program('pythran', native: true)
-#   # run_command(['transonic', '--meson', 'pseudo_spect.py'], check: true)
-#   # or
-#   # run_command(['transonic', 'pseudo_spect.py', '-af', '"-march=native -DUSE_XSIMD -Ofast"'])
-#   # run_command(
-#   #   [
-#   #     'pythran', '-E', join_paths(meson.current_source_dir(), '__pythran__', 'pseudo_spect.py'),
-#   #     '-o', join_paths(meson.current_source_dir(), '__pythran__', 'pseudo_spect.cpp')
-#   #   ]
-#   # )
-# endif
+backend = get_option('deps_backend')
+if backend == 'pythran'
+  pythran = find_program('pythran', native: true)
+  run_command(['transonic', '--meson', 'pseudo_spect.py'], check: true)
+  # # or
+  # run_command(['transonic', 'pseudo_spect.py', '-af', '"-march=native -DUSE_XSIMD -Ofast"'], check: true)
+  # run_command(
+  #   [
+  #     'pythran', '-E', join_paths(meson.current_source_dir(), '__pythran__', 'pseudo_spect.py'),
+  #     '-o', join_paths(meson.current_source_dir(), '__pythran__', 'pseudo_spect.cpp')
+  #   ]
+  # )
+endif
 
 py3.install_sources(
   python_sources,
   pure: false,
   subdir: 'fluidsim/base/time_stepping'
 )
 
-#subdir('__pythran__')
+subdir('__pythran__')

pyproject.toml

@@ -1,7 +1,15 @@
 [build-system]
 # Further build requirements - like pythran and mpi4py - come from setup.py via
 # the PEP 517 interface.
-requires = [ "meson-python>=0.15.0", "wheel", "numpy", "transonic", "pythran>=0.9.7", "cython", "setuptools"]
+requires = [
+         "meson-python>=0.15.0",
+         "wheel",
+         "numpy",
+         "transonic@hg+https://foss.heptapod.net/fluiddyn/transonic@d169e827c66c",
+         "pythran>=0.9.7",
+         "cython",
+         "setuptools",
+         ]
 build-backend = 'mesonpy'
 
 [project]
@@ -21,7 +29,7 @@ dependencies = [
     "fluidsim-core>=0.7.4",
     "h5py",
     "h5netcdf",
-    "transonic@hg+https://foss.heptapod.net/fluiddyn/transonic",
+    "transonic@hg+https://foss.heptapod.net/fluiddyn/transonic@d169e827c66c",
     "xarray",
     "rich",
     "matplotlib>=3.3",