Merge branch 'betterpip' into 'main'

[setup.py] Update setup.py to install Cmake lib in python env by default.

See merge request eclipse/aidge/aidge_core!18

README.md

@@ -6,16 +6,19 @@ You can find here the C++ code of the Core library of Aidge.
 
 ## Pip installation
 
-To install aidge_core using pip, make sure to set the desired install path :
-``` bash 
-export AIDGE_INSTALL = '<path_to_aidge>/install'
-```
 
-Then run in your python environnement :
+
+To install aidge_core using pip, run the following command in your python environnement :
 ``` bash
 pip install . -v
 ```
 
+**Note:** you can specify a custom install folder by setting an environment variable:
+
+``` bash
+export AIDGE_INSTALL='<path_to_aidge>/install'
+```
+
 ## Standard C++ Compilation
 
 Create two directories ``build`` and ``ìnstall``.

setup.py

@@ -62,11 +62,11 @@ class CMakeBuild(build_ext):
 
         os.chdir(str(build_temp))
 
-        # Impose to use the executable of the python 
+        # Impose to use the executable of the python
         # used to launch setup.py to setup PythonInterp
         param_py = "-DPYTHON_EXECUTABLE=" + sys.executable
-        
-        install_path = f"{build_temp}/install" if "AIDGE_INSTALL" not in os.environ else os.environ["AIDGE_INSTALL"]
+
+        install_path = os.path.join(sys.prefix, "lib", "libAidge")  if "AIDGE_INSTALL" not in os.environ else os.environ["AIDGE_INSTALL"]
 
         self.spawn(['cmake', str(cwd), param_py, '-DTEST=OFF', f'-DCMAKE_INSTALL_PREFIX:PATH={install_path}'])
         if not self.dry_run:
@@ -83,11 +83,11 @@ class CMakeBuild(build_ext):
             for file in files:
                 if file.endswith('.so') and (root != str(aidge_package.absolute())):
                     currentFile=os.path.join(root, file)
-                    shutil.copy(currentFile, str(aidge_package.absolute())) 
+                    shutil.copy(currentFile, str(aidge_package.absolute()))
 
         # Copy version.txt in aidge_package
         os.chdir(os.path.dirname(__file__))
-        shutil.copy("version.txt", str(aidge_package.absolute()))    
+        shutil.copy("version.txt", str(aidge_package.absolute()))
 
 
 if __name__ == '__main__':