swith to pathlib

CMakeLists.txt

@@ -1,6 +1,11 @@
 cmake_minimum_required(VERSION 3.20)
 project(caribu LANGUAGES C CXX)
 
+if(DEFINED ENV{SKIP_EXT})
+  message(STATUS "Skipping build of C/C++ extensions (SKIP_EXT set)")
+  return()  # stops processing the CMakeLists here
+endif()
+
 set(CMAKE_C_STANDARD 17)
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)

conda/meta.yaml

@@ -41,15 +41,11 @@ requirements:
     - scikit-build-core
     - setuptools
     - wheel
-
   build:
     - {{ compiler('c') }}
     - {{ compiler('cxx') }}
-    - cmake
-    - ninja
   run:
     - python
-    - path              # path.py is outdated
     - openalea.plantgl
     - openalea.mtg
 

pyproject.toml

@@ -31,9 +31,7 @@ classifiers = [
   "Topic :: Scientific/Engineering",
 ]
 dynamic = ["version", "readme"]
-dependencies = [
-  "path"
-]
+dependencies = []
 
 [project.optional-dependencies]
 test = ["pytest"]

src/openalea/caribu/CaribuScene.py

@@ -16,6 +16,7 @@
 from itertools import groupby, chain
 from math import sqrt
 from numbers import Number
+from pathlib import Path
 
 from openalea.mtg.mtg import MTG
 from openalea.plantgl.all import Scene as pglScene, Viewer
@@ -286,18 +287,18 @@ def __init__(self, scene=None, light=None, pattern=None, opt=None,
                         z_soil = self.scene.getZmin()
                 self.soil = domain_mesh(self.pattern, z_soil, soil_mesh)
 
-        self.tempdir = '' # allow testing existence in __del__
+        self.tempdir = Path(' ') # allow testing existence in __del__
         if filecache:
             self.tempdir = tempfile.mkdtemp() if not debug else './caribuscene_'+str(id(self))
+            self.tempdir = Path(self.tempdir)
         self.canfile = None
         self.optfile = None
 
 
     def __del__(self):
-        if hasattr(self, 'tempdir') and self.tempdir:
-            if os.path.exists(self.tempdir):
-                import shutil
-                shutil.rmtree(self.tempdir)
+        if self.tempdir.exists():
+            import shutil
+            shutil.rmtree(self.tempdir)
 
 
 
@@ -558,8 +559,8 @@ def run(self, direct=True, infinite=False, d_sphere=0.5, layers=10,
                     self.materialvalues = materials
 
                     if self.tempdir != '':
-                        self.canfile = os.path.join(self.tempdir,'cscene.can')
-                        self.optfile = os.path.join(self.tempdir,'band0.opt')
+                        self.canfile = self.tempdir / 'cscene.can'
+                        self.optfile = self.tempdir / 'band0.opt'
                         write_scene(triangles, materials, canfile = self.canfile, optfile = self.optfile)
 
                 else: