From 7e23b2f358806cb14b92dc7833ce773738534d41 Mon Sep 17 00:00:00 2001
From: Barry Warsaw
Date: Sat, 16 May 2009 11:08:46 -0400
Subject: Refactor __import__'s into a separate utility module.

---
 src/mailman/utilities/modules.py | 59 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 src/mailman/utilities/modules.py

(limited to 'src/mailman/utilities/modules.py')

diff --git a/src/mailman/utilities/modules.py b/src/mailman/utilities/modules.py
new file mode 100644
index 000000000..bcee3f39e
--- /dev/null
+++ b/src/mailman/utilities/modules.py
@@ -0,0 +1,59 @@
+# Copyright (C) 2009 by the Free Software Foundation, Inc.
+#
+# This file is part of GNU Mailman.
+#
+# GNU Mailman is free software: you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or (at your option)
+# any later version.
+#
+# GNU Mailman is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+# more details.
+#
+# You should have received a copy of the GNU General Public License along with
+# GNU Mailman.  If not, see <http://www.gnu.org/licenses/>.
+
+"""Package and module utilities."""
+
+from __future__ import absolute_import, unicode_literals
+
+__metaclass__ = type
+__all__ = [
+    'call_name'
+    'find_name',
+    ]
+
+
+import sys
+
+
+
+def find_name(dotted_name):
+    """Import and return the named object in package space.
+
+    :param dotted_name: The dotted module path name to the object.
+    :type dotted_name: string
+    :return: The object.
+    :rtype: object
+    """
+    package_path, dot, object_name = dotted_name.rpartition('.')
+    __import__(package_path)
+    return getattr(sys.modules[package_path], object_name)
+
+
+def call_name(dotted_name, *args, **kws):
+    """Imports and calls the named object in package space.
+
+    :param dotted_name: The dotted module path name to the object.
+    :type dotted_name: string
+    :param args: The positional arguments.
+    :type args: tuple
+    :param kws: The keyword arguments.
+    :type kws: dict
+    :return: The object.
+    :rtype: object
+    """
+    named_callable = find_name(dotted_name)
+    return named_callable(*args, **kws)
-- 
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