Normal module

#! /usr/bin/env python3
# -*- coding: utf-8 -*-

#       Copyright %year(s)%, %full_name%
#
#       This file is part of OpenTeacher.
#
#       OpenTeacher 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.
#
#       OpenTeacher 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 OpenTeacher.  If not, see <http://www.gnu.org/licenses/>.

class MyModule:
        def __init__(self, moduleManager, *args, **kwargs):
                super().__init__(*args, **kwargs)
                self._mm = moduleManager

                self.type = "myNiceModuleType"

        def enable(self):
                self.active = True

        def disable(self):
                self.active = False

def init(moduleManager):
        return MyModule(moduleManager)

Test module

#! /usr/bin/env python3
# -*- coding: utf-8 -*-

#       Copyright %year(s)%, %name%
#
#       This file is part of OpenTeacher.
#
#       OpenTeacher 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.
#
#       OpenTeacher 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 OpenTeacher.  If not, see <http://www.gnu.org/licenses/>.

import unittest

class TestCase(unittest.TestCase):
        pass

class TestModule:
        def __init__(self, moduleManager, *args, **kwargs):
                super().__init__(*args, **kwargs)
                self._mm = moduleManager

                self.type = "test"
                self.requires = (
                        self._mm.mods(type="%modType%"),
                )

        def enable(self):
                self.TestCase = TestCase
                self.TestCase._mm = self._mm
                self.active = True

        def disable(self):
                self.active = False
                del self.TestCase

def init(moduleManager):
        return TestModule(moduleManager)