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comparison trafficintelligence/tests/storage.txt @ 1028:cc5cb04b04b0

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major update using the trafficintelligence package name and install through pip
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Fri, 15 Jun 2018 11:19:10 -0400
parents python/tests/storage.txt@933670761a57
children aafbc0bab925
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1027:6129296848d3 1028:cc5cb04b04b0
1 >>> from storage import *
2 >>> from io import StringIO
3 >>> from moving import MovingObject, Point, TimeInterval, Trajectory, prepareSplines
4
5 >>> f = openCheck('non_existant_file.txt')
6 File non_existant_file.txt could not be opened.
7
8 >>> nonexistentFilename = "nonexistent"
9 >>> loadTrajectoriesFromSqlite(nonexistentFilename, 'feature')
10 DB Error: no such table: positions
11 DB Error: no such table: velocities
12 []
13 >>> from os import remove
14 >>> remove(nonexistentFilename)
15
16 >>> o1 = MovingObject.generate(2, Point(0.,0.), Point(1.,0.), TimeInterval(0,10))
17 >>> o2 = MovingObject.generate(3, Point(1.,1.), Point(-0.5,-0.2), TimeInterval(0,9))
18 >>> saveTrajectoriesToSqlite('test.sqlite', [o1, o2], 'feature')
19 >>> objects = loadTrajectoriesFromSqlite('test.sqlite', 'feature')
20 >>> objects[0].getNum() == o1.num
21 True
22 >>> objects[1].getNum() == o2.num
23 True
24 >>> o1.getTimeInterval() == objects[0].getTimeInterval()
25 True
26 >>> o2.getTimeInterval() == objects[1].getTimeInterval()
27 True
28 >>> o1.getVelocities().length() == objects[0].getVelocities().length()
29 True
30 >>> o2.getVelocities().length() == objects[1].getVelocities().length()
31 True
32 >>> o1.getVelocities() == objects[0].getVelocities()
33 True
34 >>> o2.getVelocities() == objects[1].getVelocities()
35 True
36 >>> o1.getPositions() == objects[0].getPositions()
37 True
38 >>> o2.getPositions() == objects[1].getPositions()
39 True
40 >>> objects = loadTrajectoriesFromSqlite('test.sqlite', 'feature', timeStep = 2)
41 >>> objects[0].positions.length()
42 6
43 >>> objects[1].positions.length()
44 5
45 >>> objects = loadTrajectoriesFromSqlite('test.sqlite', 'feature', timeStep = 3)
46 >>> objects[0].positions.length()
47 4
48 >>> objects[1].positions.length()
49 4
50 >>> align1 = Trajectory.fromPointList([Point(-1, 0), Point(20, 0)])
51 >>> align2 = Trajectory.fromPointList([Point(-9, -3), Point(6, 3)])
52 >>> align1.computeCumulativeDistances()
53 >>> align2.computeCumulativeDistances()
54 >>> prepareSplines([align1, align2])
55 >>> o1.projectCurvilinear([align1, align2])
56 >>> o2.projectCurvilinear([align1, align2])
57 >>> saveTrajectoriesToSqlite('test.sqlite', [o1, o2], 'curvilinear')
58 >>> addCurvilinearTrajectoriesFromSqlite('test.sqlite', {o.num: o for o in objects})
59 >>> o1.curvilinearPositions[3][:2] == objects[0].curvilinearPositions[3][:2]
60 True
61 >>> o1.curvilinearPositions[7][:2] == objects[0].curvilinearPositions[7][:2]
62 True
63 >>> [str(l) for l in o1.curvilinearPositions.getLanes()] == objects[0].curvilinearPositions.getLanes()
64 True
65 >>> o2.curvilinearPositions[2][:2] == objects[1].curvilinearPositions[2][:2]
66 True
67 >>> o2.curvilinearPositions[6][:2] == objects[1].curvilinearPositions[6][:2]
68 True
69 >>> [str(l) for l in o2.curvilinearPositions.getLanes()] == objects[1].curvilinearPositions.getLanes()
70 True
71 >>> remove('test.sqlite')
72
73 >>> f1 = MovingObject.generate(3, Point(0.,0.), Point(1.,0.), TimeInterval(0,10))
74 >>> f2 = MovingObject.generate(4, Point(1.,1.), Point(-0.5,-0.2), TimeInterval(0,9))
75 >>> o1 = MovingObject(num = 1, userType = 1)
76 >>> o1.features = [f1, f2]
77 >>> saveTrajectoriesToSqlite('test.sqlite', [o1], 'object')
78 >>> objects = loadTrajectoriesFromSqlite('test.sqlite', 'object', withFeatures = True)
79 >>> len(objects)
80 1
81 >>> reloaded1 = objects[0]
82 >>> reloaded1.getNum() == o1.getNum()
83 True
84 >>> reloaded1.getUserType() == o1.getUserType()
85 True
86 >>> len(reloaded1.featureNumbers)
87 2
88 >>> len(reloaded1.features)
89 2
90 >>> reloaded1.getPositionAt(0) == Point.midPoint(f1.getPositionAt(0), f2.getPositionAt(0))
91 True
92 >>> reloaded1.getPositionAt(5) == Point.midPoint(f1.getPositionAt(5), f2.getPositionAt(5))
93 True
94 >>> reloaded1.getPositionAt(10) == f1.getPositionAt(10)
95 True
96 >>> set(reloaded1.featureNumbers) == set([f1.num, f2.num])
97 True
98 >>> remove('test.sqlite')
99
100 >>> strio = StringIO('# asdlfjasdlkj0\nsadlkfjsdlakjf')
101 >>> readline(strio)
102 'sadlkfjsdlakjf'
103 >>> strio = StringIO('# asdlfjasdlkj0\nsadlkfjsdlakjf')
104 >>> readline(strio, ['#'])
105 'sadlkfjsdlakjf'
106 >>> strio = StringIO('# asdlfjasdlkj0\nsadlkfjsdlakjf')
107 >>> readline(strio, ['%'])
108 '# asdlfjasdlkj0'
109 >>> strio = StringIO('# asdlfjasdlkj0\nsadlkfjsdlakjf')
110 >>> readline(strio, '%*$')
111 '# asdlfjasdlkj0'
112 >>> readline(strio, '%#')
113 'sadlkfjsdlakjf'
114
115 >>> from sklearn.mixture import GaussianMixture
116 >>> from numpy.random import random_sample
117 >>> nPoints = 50
118 >>> points = random_sample(nPoints*2).reshape(nPoints,2)
119 >>> gmm = GaussianMixture(4, covariance_type = 'full')
120 >>> tmp = gmm.fit(points)
121 >>> gmmId = 0
122 >>> savePOIsToSqlite('pois-tmp.sqlite', gmm, 'end', gmmId)
123 >>> reloadedGmm = loadPOIsFromSqlite('pois-tmp.sqlite')
124 >>> sum(gmm.predict(points) == reloadedGmm[gmmId].predict(points)) == nPoints
125 True
126 >>> reloadedGmm[gmmId].gmmTypes[0] == 'end'
127 True
128 >>> remove('pois-tmp.sqlite')