Remove duplicate declaration of set_modules_path

ndiff/setup.py

@@ -230,31 +230,6 @@ for dir in dirs:
         mode = ((os.stat(uninstaller_filename)[ST_MODE]) | 0555) & 07777
         os.chmod(uninstaller_filename, mode)
 
-    def set_modules_path(self):
-        app_file_name = os.path.join(self.install_scripts, APP_NAME)
-        # Find where the modules are installed. distutils will put them in
-        # self.install_lib, but that path can contain the root (DESTDIR), so we
-        # must strip it off if necessary.
-        modules_dir = self.install_lib
-        if self.root is not None:
-            modules_dir = path_strip_prefix(modules_dir, self.root)
-
-        app_file = open(app_file_name, "r")
-        lines = app_file.readlines()
-        app_file.close()
-
-        for i in range(len(lines)):
-            if re.match(r'^INSTALL_LIB =', lines[i]):
-                lines[i] = "INSTALL_LIB = %s\n" % repr(modules_dir)
-                break
-        else:
-            raise ValueError(
-                    "INSTALL_LIB replacement not found in %s" % app_file_name)
-
-        app_file = open(app_file_name, "w")
-        app_file.writelines(lines)
-        app_file.close()
-
     def write_installed_files(self):
         """Write a list of installed files for use by the uninstall command.
         This is similar to what happens with the --record option except that it