Further improvements

meson.build

@@ -1,4 +1,7 @@
-project('euphonic', 'c', meson_version: '>=1.1')
+project('euphonic',
+        'c',
+        version: run_command('python', 'vers.py').stdout().strip(),
+        meson_version: '>=1.1')
 
 build = get_option('python_only') ? disabler() : []
 
@@ -16,6 +19,31 @@ if not np.found() # Try default
   np = declare_dependency(include_directories: np_inc)
 endif
 
+py_src = {
+  'euphonic': ['__init__.py', 'brille.py', 'broadening.py',
+               'crystal.py', 'debye_waller.py', 'force_constants.py',
+               'io.py', 'plot.py', 'powder.py', 'qpoint_frequencies.py',
+               'qpoint_phonon_modes.py', 'sampling.py', 'spectra.py',
+               'structure_factor.py', 'util.py', 'validate.py'],
+  'euphonic/cli': ['__init__.py', 'brille_convergence.py',
+                   'dispersion.py', 'dos.py', 'intensity_map.py',
+                   'optimise_dipole_parameter.py', 'powder_map.py',
+                   'show_sampling.py', 'utils.py'],
+  'euphonic/data': ['__init__.py', 'bluebook.json', 'sears-1992.json',
+                    'reciprocal_spectroscopy_definitions.txt'],
+  'euphonic/readers': ['__init__.py', 'castep.py', 'phonopy.py'],
+  'euphonic/styles': ['__init__.py', 'base.mplstyle', 'intensity_widget.mplstyle'],
+  'euphonic/writers': ['__init__.py', 'phonon_website.py'],
+}
+
+foreach folder, sources : py_src
+  inc = []
+  foreach source : sources
+    inc += folder / source
+  endforeach
+  py.install_sources(inc, subdir : folder, )
+endforeach
+
 py.extension_module(
   '_euphonic',
   src,

pyproject.toml

@@ -1,6 +1,7 @@
 [build-system]
 build-backend = 'mesonpy'
 requires = ["meson-python",
+            "meson>=1.1",
             "packaging",
             "numpy>=1.24.0",
             "versioneer[toml]==0.29"]
@@ -36,7 +37,8 @@ dependencies = [
     "seekpath>=1.1.0",
     "spglib>=1.9.4",
     "pint>=0.22",
-    "threadpoolctl>=3.0.0"
+    "threadpoolctl>=3.0.0",
+    "toolz>=0.12.1",
 ]
 dynamic = ["version"]
 

vers.py

@@ -0,0 +1,4 @@
+import versioneer
+
+version=versioneer.get_version()
+print(version)