Fix for Python 2 and old style class

Signed-off-by: Jean-Christophe Morin <[email protected]>

setup.py

@@ -11,12 +11,11 @@
 import logging
 import tempfile
 import platform
-import shutil
 
 
 try:
     from setuptools import setup, find_packages
-    import distutils.command.build_scripts
+    from distutils.command.build_scripts import build_scripts
 except ImportError:
     print("install failed - requires setuptools", file=sys.stderr)
     sys.exit(1)
@@ -66,9 +65,9 @@ def find_files(pattern, path=None, root="rez"):
     sys.exit({0}())
 """
 
-class build_scripts(distutils.command.build_scripts.build_scripts):
+class rez_build_scripts(build_scripts):
     def finalize_options(self):
-        super().finalize_options()
+        build_scripts.finalize_options(self)
         self.build_dir = os.path.join(self.build_dir, "rez")
 
     def run(self):
@@ -109,7 +108,7 @@ def run(self):
         scripts.append(prod_install_path)
 
         self.scripts = scripts
-        return super().run()
+        return build_scripts.run(self)
 
 
 setup(
@@ -159,5 +158,5 @@ def run(self):
         "Topic :: Software Development",
         "Topic :: System :: Software Distribution"
     ],
-    cmdclass={"build_scripts": build_scripts},
+    cmdclass={"build_scripts": rez_build_scripts},
 )