#! /usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2011, Cas Widdershoven
# Copyright 2009-2012, Marten de Vries
#
# 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 bisect
class AmericanNoteCalculatorModule:
def __init__(self, moduleManager, *args, **kwargs):
super().__init__(*args, **kwargs)
self._mm = moduleManager
self.type = "noteCalculator"
self.requires = (
self._mm.mods(type="percentsCalculator"),
)
self.uses = (
self._mm.mods(type="translator"),
)
self.filesWithTranslations = ("american.py",)
self.priorities = {
"default": 935,
}
def _convert(self, percents):
i = bisect.bisect([60, 63, 67, 70, 73, 77, 80, 83, 87, 90, 93, 97], percents)
return ["F", "D-", "D", "D+", "C-", "C", "C+", "B-", "B", "B+", "A-", "A", "A+"][i]
def calculateNote(self, test):
return self._convert(self._calculatePercents(test))
def calculateAverageNote(self, tests):
return self._convert(self._calculateAveragePercents(tests))
def enable(self):
self._modules = set(self._mm.mods(type="modules")).pop()
pc = self._modules.default(
"active",
type="percentsCalculator"
)
self._calculatePercents = pc.calculatePercents
self._calculateAveragePercents = pc.calculateAveragePercents
#Connect to the languageChanged event so retranslating is done.
try:
translator = self._modules.default("active", type="translator")
except IndexError:
pass
else:
translator.languageChanged.handle(self._retranslate)
self._retranslate()
self.active = True
def _retranslate(self):
#Load translations
try:
translator = self._modules.default("active", type="translator")
except IndexError:
_, ngettext = str, lambda a, b, n: a if n == 1 else b
else:
_, ngettext = translator.gettextFunctions(
self._mm.resourcePath("translations")
)
self.name = _("American")
def disable(self):
self.active = False
del self.name
del self._modules
del self._calculatePercents
del self._calculateAveragePercents
def init(moduleManager):
return AmericanNoteCalculatorModule(moduleManager)