Update setup.py to use envrironment variable to specify CMakeList install path.

setup.py

@@ -65,9 +65,10 @@ class CMakeBuild(build_ext):
         # Impose to use the executable of the python 
         # used to launch setup.py to setup PythonInterp
         param_py = "-DPYTHON_EXECUTABLE=" + sys.executable
-
-        self.spawn(['cmake', str(cwd), param_py, '-DTEST=OFF', f'-DCMAKE_INSTALL_PREFIX:PATH={build_temp}/install'])
         
+        install_path = f"{build_temp}/install" 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:
             self.spawn(['make', 'all', 'install', '-j', max_jobs])
         os.chdir(str(cwd))