ref: 93b8cf39ac29e3cd6db8b74260ac0c1ebafa375d
dir: /sys/src/cmd/python/Tools/pybench/Lists.py/
from pybench import Test
class SimpleListManipulation(Test):
    version = 2.0
    operations = 5* (6 + 6 + 6)
    rounds = 130000
    def test(self):
        l = []
        append = l.append
        for i in xrange(self.rounds):
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            x = l[0]
            x = l[1]
            x = l[2]
            x = l[3]
            x = l[4]
            x = l[5]
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            x = l[0]
            x = l[1]
            x = l[2]
            x = l[3]
            x = l[4]
            x = l[5]
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            x = l[0]
            x = l[1]
            x = l[2]
            x = l[3]
            x = l[4]
            x = l[5]
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            x = l[0]
            x = l[1]
            x = l[2]
            x = l[3]
            x = l[4]
            x = l[5]
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            x = l[0]
            x = l[1]
            x = l[2]
            x = l[3]
            x = l[4]
            x = l[5]
            if len(l) > 10000:
                # cut down the size
                del l[:]
    def calibrate(self):
        l = []
        append = l.append
        for i in xrange(self.rounds):
            pass
class ListSlicing(Test):
    version = 2.0
    operations = 25*(3+1+2+1)
    rounds = 800
    def test(self):
        n = range(100)
        r = range(25)
        for i in xrange(self.rounds):
            l = n[:]
            for j in r:
                m = l[50:]
                m = l[:25]
                m = l[50:55]
                l[:3] = n
                m = l[:-1]
                m = l[1:]
                l[-1:] = n
    def calibrate(self):
        n = range(100)
        r = range(25)
        for i in xrange(self.rounds):
            for j in r:
                pass
class SmallLists(Test):
    version = 2.0
    operations = 5*(1+ 6 + 6 + 3 + 1)
    rounds = 80000
    def test(self):
        for i in xrange(self.rounds):
            l = []
            append = l.append
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            l[:3] = [1,2,3]
            m = l[:-1]
            m = l[1:]
            l[-1:] = [4,5,6]
            l = []
            append = l.append
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            l[:3] = [1,2,3]
            m = l[:-1]
            m = l[1:]
            l[-1:] = [4,5,6]
            l = []
            append = l.append
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            l[:3] = [1,2,3]
            m = l[:-1]
            m = l[1:]
            l[-1:] = [4,5,6]
            l = []
            append = l.append
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            l[:3] = [1,2,3]
            m = l[:-1]
            m = l[1:]
            l[-1:] = [4,5,6]
            l = []
            append = l.append
            append(2)
            append(3)
            append(4)
            append(2)
            append(3)
            append(4)
            l[0] = 3
            l[1] = 4
            l[2] = 5
            l[3] = 3
            l[4] = 4
            l[5] = 5
            l[:3] = [1,2,3]
            m = l[:-1]
            m = l[1:]
            l[-1:] = [4,5,6]
    def calibrate(self):
        for i in xrange(self.rounds):
            pass