143 lines
4.7 KiB
Python
143 lines
4.7 KiB
Python
#
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# Copyright (c) 2015 Helmut Merz helmutm@cy55.de
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""
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Questionnaires, questions and other stuff needed for surveys.
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"""
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from zope.interface import implements
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from cybertools.knowledge.survey.interfaces import IQuestionnaire
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from cybertools.knowledge.survey.interfaces import IQuestionGroup, IQuestion
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from cybertools.knowledge.survey.interfaces import IFeedbackItem, IResponse
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class Questionnaire(object):
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implements(IQuestionnaire)
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def __init__(self):
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self.questionGroups = []
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self.questions = []
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self.responses = []
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self.defaultAnswerRange = 5
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class QuestionGroup(object):
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implements(IQuestionGroup)
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def __init__(self, questionnaire):
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self.questionnaire = questionnaire
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self.questions = []
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self.feedbackItems = []
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class Question(object):
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implements(IQuestion)
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_answerRange = None
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def __init__(self, questionnaire, text=u''):
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self.questionnaire = questionnaire
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self.feedbackItems = {}
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self.text = text
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self.revertAnswerOptions = False
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self.questionType = 'value_selection'
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self.answerRange = None
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class FeedbackItem(object):
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implements(IFeedbackItem)
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def __init__(self, text=u''):
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self.text = text
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class Response(object):
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implements(IResponse)
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def __init__(self, questionnaire, party):
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self.questionnaire = questionnaire
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self.party = party
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self.values = {}
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self.texts = {}
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def getResult(self):
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result = {}
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for question, value in self.values.items():
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if question.questionType != 'value_selection':
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continue
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for fi, rf in question.feedbackItems.items():
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if question.revertAnswerOptions:
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answerRange = (question.answerRange or
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self.questionnaire.defaultAnswerRange)
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value = answerRange - value - 1
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result[fi] = result.get(fi, 0.0) + rf * value
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return sorted(result.items(), key=lambda x: -x[1])
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def getGroupedResult(self):
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result = []
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for qugroup in self.questionnaire.questionGroups:
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score = scoreMax = 0.0
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for qu in qugroup.questions:
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if qu.questionType not in (None, 'value_selection'):
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continue
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value = self.values.get(qu)
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if value is None or isinstance(value, basestring):
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continue
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answerRange = (qu.answerRange or
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self.questionnaire.defaultAnswerRange)
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if qu.revertAnswerOptions:
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value = answerRange - value - 1
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score += value
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scoreMax += answerRange - 1
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if scoreMax > 0.0:
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relScore = score / scoreMax
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wScore = relScore * len(qugroup.feedbackItems) - 0.00001
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if qugroup.feedbackItems:
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feedback = qugroup.feedbackItems[int(wScore)]
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else:
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feedback = FeedbackItem()
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result.append(dict(
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group=qugroup,
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feedback=feedback,
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score=relScore))
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ranks = getRanks([r['score'] for r in result])
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for idx, r in enumerate(result):
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r['rank'] = ranks[idx]
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return result
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def getTeamResult(self, groups, teamData):
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result = []
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for idx, group in enumerate(groups):
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values = [data.values.get(group) for data in teamData]
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values = [v for v in values if v is not None]
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#avg = sum(values) / len(teamData)
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avg = sum(values) / len(values)
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result.append(dict(group=group, average=avg))
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ranks = getRanks([r['average'] for r in result])
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for idx, r in enumerate(result):
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r['rank'] = ranks[idx]
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return result
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def getRanks(values):
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ordered = list(reversed(sorted(values)))
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return [ordered.index(v) + 1 for v in values]
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