Transfert the distutil.ext from the org.asm project

distutils.ext/obidistutils/command/build.py

@@ -10,33 +10,29 @@ from obidistutils.serenity.checksystem import is_mac_system
 
 class build(ori_build):
     
-    def has_ctools(self):
-        return self.distribution.has_ctools()
-
-    def has_files(self):
-        return self.distribution.has_files()
-
-    def has_executables(self):
-        return self.distribution.has_executables()
-    
     def has_ext_modules(self):
         return self.distribution.has_ext_modules()
     
-    def has_littlebigman(self):
-        return True
-    
     def has_pidname(self):
         return is_mac_system()
 
     def has_doc(self):
         return True
     
+    def has_littlebigman(self):
+        return True
     
-    sub_commands = [('littlebigman', has_littlebigman),
-                    ('pidname',has_pidname),
-                    ('build_ctools', has_ctools),
-                    ('build_files', has_files),
-                    ('build_cexe', has_executables)] \
-                   + ori_build.sub_commands + \
-                   [('build_sphinx',has_doc)]
-    
+    try:
+        from obidistutils.command.build_sphinx import build_sphinx  # @UnusedImport
+
+        sub_commands = [("littlebigman",has_littlebigman),
+                         ('pidname',has_pidname)
+                       ] \
+                       + ori_build.sub_commands + \
+                       [('build_sphinx',has_doc)]
+    except ImportError:
+        sub_commands = [("littlebigman",has_littlebigman),
+                         ('pidname',has_pidname)
+                       ] \
+                       + ori_build.sub_commands
+