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 range(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 range(self.rounds):
pass
class ListSlicing(Test):
version = 2.0
operations = 25*(3+1+2+1)
rounds = 800
def test(self):
n = list(range(100))
r = list(range(25))
for i in range(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 = list(range(100))
r = list(range(25))
for i in range(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 range(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 range(self.rounds):
pass
class SimpleListComprehensions(Test):
version = 2.0
operations = 6
rounds = 20000
def test(self):
n = list(range(10)) * 10
for i in range(self.rounds):
l = [x for x in n]
l = [x for x in n if x]
l = [x for x in n if not x]
l = [x for x in n]
l = [x for x in n if x]
l = [x for x in n if not x]
def calibrate(self):
n = list(range(10)) * 10
for i in range(self.rounds):
pass
class NestedListComprehensions(Test):
version = 2.0
operations = 6
rounds = 20000
def test(self):
m = list(range(10))
n = list(range(10))
for i in range(self.rounds):
l = [x for x in n for y in m]
l = [y for x in n for y in m]
l = [x for x in n for y in m if y]
l = [y for x in n for y in m if x]
l = [x for x in n for y in m if not y]
l = [y for x in n for y in m if not x]
def calibrate(self):
m = list(range(10))
n = list(range(10))
for i in range(self.rounds):
pass