turquoise_project/testDataManagerbis2.py at master · charlysimonian/turquoise_project · GitHub

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# -*- coding: utf-8 -*-
"""
Éditeur de Spyder

Ceci est un script temporaire.
"""

import random

class DataManager():

    def setNotNullFeatures(self, featuresList, meanValues):
        '''save null features in a list as attribute'''
        featuresNotNull = []
        for i in range (len(meanValues)) :
            if meanValues[i] != 0 :
                featuresNotNull.append(featuresList[i])
        self.notNullFeatures = featuresNotNull

class testDataManager:

        '''
        this class has differents methods useful to test the differents
        methods from the zDataManager class
        '''

        def __init__(self, featuresList, meanValues, zDataManager, randomize):
            '''
            construct a new test object with 2 arrays and one array
            with the null features from zDataManager class
            '''
            if randomize:
                self.randomize()
            else:
                self.featuresList = featuresList
                self.meanValues = meanValues
                self.notNullFeatures = zDataManager.notNullFeatures

        def randomize(self):
            featuresList = []
            meanValues = []
            manager = DataManager()
            rand1 = random.randint(1, 10)
            for i in range (rand1+1):
                rand2 = random.randint(0, 2)
                featuresList.append(i)
                meanValues.append(rand2)
            manager.setNotNullFeatures(featuresList, meanValues)
            self.featuresList = featuresList
            self.meanValues = meanValues
            self.notNullFeatures = manager.notNullFeatures

        def printDatas(self):
            '''print the differents attributes in this class'''
            print("list of features : ")
            print(self.featuresList)
            print("mean values for each features : ")
            print(self.meanValues)
            print("list of features with mean values not at 0 : ")
            print(self.notNullFeatures)

        def zeroValuesCount(self, tab):
            '''return the number of zero values in an array of numbers'''
            count = 0
            for i in tab:
                if i == 0:
                    count+=1
            return count

        def notNullCount(self):
            '''
            return the size of the array which contains the null features
            list
            '''
            '''
            important thing : the object need to bee instanciated before
            using this method
            '''
            return len(self.notNullFeatures)

        def testFeaturesNotNull(self, nullCount):
            '''
            this method tests the setNotNullFeatures method from
            zDataManager for one example
            '''
            if len(self.featuresList) - self.notNullCount() != nullCount:
                print("error in testFeaturesNotNull the method setNullFeatures in class zDataManager need improvements")

        def testFeaturesNotNull2(self, number):
            '''
            this method tests the setNotNullFeatures method from
            zDataManager for number examples
            '''
            manager = DataManager()
            for i in range (number):
                self = testDataManager([], [], manager, True)
                self.testFeaturesNotNull(self.zeroValuesCount(self.meanValues))

print("\nObject 1 : \n")
manager = DataManager()
featuresList = [0, 1, 2]
meanValues = [2, 9, 0]
manager.setNotNullFeatures(featuresList, meanValues)

test1 = testDataManager(featuresList, meanValues, manager, False)
test1.printDatas()
test1.testFeaturesNotNull(test1.zeroValuesCount(test1.meanValues))

print("\nObject 2 (random) : \n")
test2 = testDataManager([], [], manager, True)
test2.printDatas()
test2.testFeaturesNotNull(test2.zeroValuesCount(test2.meanValues))

number = 1000000
print("applying now testFeaturesNotNull on", number, "objects")
test1.testFeaturesNotNull2(number)