Example #1
0
    def test_apply_pcbabs(self):
	sz = 25
        i = [0, 2,  4,   6, 8, 10]
        v = [0, -4, 8, -12,16, 20]
        vec = self.initializeSpParVec(sz, i, v)
        vec.apply(pcb.abs())
        vecExpected = [0, 0, 4, 0, 8, 0, 12, 0, 16, 0, 20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
	self.assertEqual(sz, len(vec))
        for ind in range(sz):
	    self.assertEqual(vecExpected[ind], vec[ind])
Example #2
0
import kdt.pyCombBLAS as pcb
import time

print "Using built-in, C++ backed op"
d = pcb.pyDenseParVec.range(10, -5)

print "before Apply:"
d.printall()

time1 = time.time()
print pcb.abs()
for i in xrange(1000000):
    d.Apply(pcb.my_op())
time2 = time.time()

print "Builtin Time: ", (time2-time1)
print "after Apply:"
d.printall()

########################################

print "\n\nUsing Python op"
d = pcb.pyDenseParVec.range(10, -5)

print "before Apply:"
d.printall()

def pyabs(x):
    if (x < 0):
        return -x
    return x
Example #3
0
import kdt.pyCombBLAS as pcb
import time

print "Using built-in, C++ backed op"
d = pcb.pyDenseParVec.range(100, -50)

print "before Apply:"
#d.printall()
print pcb.abs()
time1 = time.time()
for i in xrange(1000000):
    d.Apply(pcb.abs())
time2 = time.time()

print "Builtin Time: ", (time2-time1)
print "after Apply:"
#d.printall()

########################################

# print "\n\nUsing Python op"
# d = pcb.pyDenseParVec.range(10, -5)

# print "before Apply:"
# d.printall()

# def pyabs(x):
#     if (x < 0):
#         return -x
#     return x