#! /usr/bin/env python3
# -*- coding: utf-8 -*-
# Copyright 2011, 2013, 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/>.
class PercentsCalculatorModule:
def __init__(self, moduleManager, *args, **kwargs):
super().__init__(*args, **kwargs)
self._mm = moduleManager
self.type = "percentsCalculator"
def enable(self):
self.active = True
def calculateAveragePercents(self, tests):
"""Calculates the average score of all ``tests`` in percents"""
percents = (self.calculatePercents(test) for test in tests)
percentSum = sum(percents)
return int(round(percentSum / float(len(tests))))
def calculatePercents(self, test):
"""Calculates the score of the user in the passed-in ``test``
in percents.
"""
total = len(test["results"])
results = (1 if x["result"] == "right" else 0 for x in test["results"])
amountRight = sum(results)
return int(round(float(amountRight) / total * 100))
def disable(self):
self.active = False
def init(moduleManager):
return PercentsCalculatorModule(moduleManager)