def doNetKCalc(odDists, iteration):
# Do the actual network k-function calculation.
netKCalc = CrossKCalculation(networkLength, numDests, odDists, begDist, distInc, numBandsCont[0])
netKCalculations.append(netKCalc.getDistanceBands())
# If the user did not specifiy a number of distance bands explicitly,
# store the number of bands. It's computed from the observed data.
if numBandsCont[0] is None:
numBandsCont[0] = netKCalc.getNumberOfDistanceBands()
def doNetKCalc(odDists, iteration):
# Do the actual network k-function calculation.
netKCalc = CrossKCalculation(networkLength, numDests, odDists,
begDist, distInc, numBandsCont[0])
netKCalculations.append(netKCalc.getDistanceBands())
# If the user did not specifiy a number of distance bands explicitly,
# store the number of bands. It's computed from the observed data.
if numBandsCont[0] is None:
numBandsCont[0] = netKCalc.getNumberOfDistanceBands()
def test_distance_band_calc(self):
netLen = 14
begDist = 0
distInc = 1
odDists = [{
'Total_Length': 2,
'DestinationID': 1,
'OriginID': 1
}, {
'Total_Length': 4,
'DestinationID': 1,
'OriginID': 2
}, {
'Total_Length': 3,
'DestinationID': 2,
'OriginID': 1
}, {
'Total_Length': 4,
'DestinationID': 2,
'OriginID': 2
}]
ckc = CrossKCalculation(netLen, 2, odDists, begDist, distInc, None)
#print(ckc.getDistanceBands())
self.assertEqual(ckc.getNumberOfDistanceBands(), 5) # 0, 1, 2, 3, 4
self.assertEqual(ckc.getDistanceBands()[0]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[1]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[2]["count"], 1)
self.assertEqual(ckc.getDistanceBands()[3]["count"], 1)
self.assertEqual(ckc.getDistanceBands()[4]["count"], 2)
ckc = CrossKCalculation(netLen, 2, odDists, begDist, distInc, 3)
self.assertEqual(ckc.getNumberOfDistanceBands(), 3) # 0, 1, 2
self.assertEqual(ckc.getDistanceBands()[0]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[1]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[2]["count"], 1)
begDist = 3
distInc = .25
odDists = [{
'Total_Length': 2,
'DestinationID': 1,
'OriginID': 1
}, {
'Total_Length': 4,
'DestinationID': 1,
'OriginID': 2
}, {
'Total_Length': 3,
'DestinationID': 2,
'OriginID': 1
}, {
'Total_Length': 4,
'DestinationID': 2,
'OriginID': 2
}]
ckc = CrossKCalculation(netLen, 2, odDists, begDist, distInc, None)
self.assertEqual(ckc.getNumberOfDistanceBands(),
5) # 3, 3.25, 3.5, 3.75, 4
self.assertEqual(ckc.getDistanceBands()[0]["count"], 1)
self.assertEqual(ckc.getDistanceBands()[1]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[2]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[3]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[4]["count"], 2)
def test_distance_band_calc(self):
netLen = 14
begDist = 0
distInc = 1
odDists = [
{'Total_Length': 2, 'DestinationID': 1, 'OriginID': 1},
{'Total_Length': 4, 'DestinationID': 1, 'OriginID': 2},
{'Total_Length': 3, 'DestinationID': 2, 'OriginID': 1},
{'Total_Length': 4, 'DestinationID': 2, 'OriginID': 2}]
ckc = CrossKCalculation(netLen, 2, odDists, begDist, distInc, None)
#print(ckc.getDistanceBands())
self.assertEqual(ckc.getNumberOfDistanceBands(), 5) # 0, 1, 2, 3, 4
self.assertEqual(ckc.getDistanceBands()[0]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[1]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[2]["count"], 1)
self.assertEqual(ckc.getDistanceBands()[3]["count"], 1)
self.assertEqual(ckc.getDistanceBands()[4]["count"], 2)
ckc = CrossKCalculation(netLen, 2, odDists, begDist, distInc, 3)
self.assertEqual(ckc.getNumberOfDistanceBands(), 3) # 0, 1, 2
self.assertEqual(ckc.getDistanceBands()[0]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[1]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[2]["count"], 1)
begDist = 3
distInc = .25
odDists = [
{'Total_Length': 2, 'DestinationID': 1, 'OriginID': 1},
{'Total_Length': 4, 'DestinationID': 1, 'OriginID': 2},
{'Total_Length': 3, 'DestinationID': 2, 'OriginID': 1},
{'Total_Length': 4, 'DestinationID': 2, 'OriginID': 2}]
ckc = CrossKCalculation(netLen, 2, odDists, begDist, distInc, None)
self.assertEqual(ckc.getNumberOfDistanceBands(), 5) # 3, 3.25, 3.5, 3.75, 4
self.assertEqual(ckc.getDistanceBands()[0]["count"], 1)
self.assertEqual(ckc.getDistanceBands()[1]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[2]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[3]["count"], 0)
self.assertEqual(ckc.getDistanceBands()[4]["count"], 2)
