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diff --git a/src/mailman/bin/mailman.py b/src/mailman/bin/mailman.py
new file mode 100644
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+++ b/src/mailman/bin/mailman.py
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+# 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/>.
+
+"""The 'mailman' command dispatcher."""
+
+from __future__ import absolute_import, unicode_literals
+
+__metaclass__ = type
+__all__ = [
+    'main',
+    ]
+
+
+import os
+import argparse
+
+from zope.interface.verify import verifyObject
+
+from mailman.app.finder import find_components
+from mailman.core.initialize import initialize
+from mailman.i18n import _
+from mailman.interfaces.command import ICLISubCommand
+from mailman.version import MAILMAN_VERSION_FULL
+
+
+
+def main():
+    # Create the basic parser and add all globally common options.
+    parser = argparse.ArgumentParser(
+        description=_("""\
+        The GNU Mailman mailing list management system
+        Copyright 1998-2009 by the Free Software Foundation, Inc.
+        http://www.list.org
+        """),
+        formatter_class=argparse.RawDescriptionHelpFormatter,
+        version=MAILMAN_VERSION_FULL)
+    parser.add_argument(
+        '-C', '--config',
+        help=_("""\
+        Configuration file to use.  If not given, the environment variable
+        MAILMAN_CONFIG_FILE is consulted and used if set.  If neither are
+        given, a default configuration file is loaded."""))
+    # Look at all modules in the mailman.bin package and if they are prepared
+    # to add a subcommand, let them do so.  I'm still undecided as to whether
+    # this should be pluggable or not.  If so, then we'll probably have to
+    # partially parse the arguments now, then initialize the system, then find
+    # the plugins.  Punt on this for now.
+    subparser = parser.add_subparsers(title='Commands')
+    for command_class in find_components('mailman.commands', ICLISubCommand):
+        command = command_class()
+        verifyObject(ICLISubCommand, command)
+        command.add(subparser)
+    args = parser.parse_args()
+    if len(args.__dict__) == 0:
+        # No arguments or subcommands were given.
+        parser.print_help()
+        parser.exit()
+    # Before actually performing the subcommand, we need to initialize the
+    # Mailman system, and in particular, we must read the configuration file.
+    config_file = os.getenv('MAILMAN_CONFIG_FILE')
+    if config_file is None:
+        config_file = args.config
+    initialize(config_file)
+    # Perform the subcommand option.
+    args.func(args)