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Strings.py
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Strings.py
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from pybench import Test
import sys
try:
intern
except NameError:
intern = sys.intern
class ConcatStrings(Test):
version = 2.0
operations = 10 * 5
rounds = 100000
def test(self):
# Make sure the strings are *not* interned
s = ''.join(map(str,range(100)))
t = ''.join(map(str,range(1,101)))
for i in range(self.rounds):
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
t + s
def calibrate(self):
s = ''.join(map(str,range(100)))
t = ''.join(map(str,range(1,101)))
for i in range(self.rounds):
pass
class CompareStrings(Test):
version = 2.0
operations = 10 * 5
rounds = 200000
def test(self):
# Make sure the strings are *not* interned
s = ''.join(map(str,range(10)))
t = ''.join(map(str,range(10))) + "abc"
for i in range(self.rounds):
t < s
t > s
t == s
t > s
t < s
t < s
t > s
t == s
t > s
t < s
t < s
t > s
t == s
t > s
t < s
t < s
t > s
t == s
t > s
t < s
t < s
t > s
t == s
t > s
t < s
t < s
t > s
t == s
t > s
t < s
t < s
t > s
t == s
t > s
t < s
t < s
t > s
t == s
t > s
t < s
t < s
t > s
t == s
t > s
t < s
t < s
t > s
t == s
t > s
t < s
def calibrate(self):
s = ''.join(map(str,range(10)))
t = ''.join(map(str,range(10))) + "abc"
for i in range(self.rounds):
pass
class CompareInternedStrings(Test):
version = 2.0
operations = 10 * 5
rounds = 300000
def test(self):
# Make sure the strings *are* interned
s = intern(''.join(map(str,range(10))))
t = s
for i in range(self.rounds):
t == s
t == s
t >= s
t > s
t < s
t == s
t == s
t >= s
t > s
t < s
t == s
t == s
t >= s
t > s
t < s
t == s
t == s
t >= s
t > s
t < s
t == s
t == s
t >= s
t > s
t < s
t == s
t == s
t >= s
t > s
t < s
t == s
t == s
t >= s
t > s
t < s
t == s
t == s
t >= s
t > s
t < s
t == s
t == s
t >= s
t > s
t < s
t == s
t == s
t >= s
t > s
t < s
def calibrate(self):
s = intern(''.join(map(str,range(10))))
t = s
for i in range(self.rounds):
pass
class CreateStringsWithConcat(Test):
version = 2.0
operations = 10 * 5
rounds = 200000
def test(self):
for i in range(self.rounds):
s = 'om'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
s = s + 'xax'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
s = s + 'xax'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
s = s + 'xax'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
s = s + 'xax'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
s = s + 'xax'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
s = s + 'xax'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
s = s + 'xax'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
s = s + 'xax'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
s = s + 'xax'
s = s + 'xbx'
s = s + 'xcx'
s = s + 'xdx'
s = s + 'xex'
def calibrate(self):
for i in range(self.rounds):
pass
class StringSlicing(Test):
version = 2.0
operations = 5 * 7
rounds = 160000
def test(self):
s = ''.join(map(str,range(100)))
for i in range(self.rounds):
s[50:]
s[:25]
s[50:55]
s[-1:]
s[:1]
s[2:]
s[11:-11]
s[50:]
s[:25]
s[50:55]
s[-1:]
s[:1]
s[2:]
s[11:-11]
s[50:]
s[:25]
s[50:55]
s[-1:]
s[:1]
s[2:]
s[11:-11]
s[50:]
s[:25]
s[50:55]
s[-1:]
s[:1]
s[2:]
s[11:-11]
s[50:]
s[:25]
s[50:55]
s[-1:]
s[:1]
s[2:]
s[11:-11]
def calibrate(self):
s = ''.join(map(str,range(100)))
for i in range(self.rounds):
pass
### String methods
if hasattr('', 'lower'):
class StringMappings(Test):
version = 2.0
operations = 3 * (5 + 4 + 2 + 1)
rounds = 70000
def test(self):
s = ''.join(map(chr,range(20)))
t = ''.join(map(chr,range(50)))
u = ''.join(map(chr,range(100)))
v = ''.join(map(chr,range(256)))
for i in range(self.rounds):
s.lower()
s.lower()
s.lower()
s.lower()
s.lower()
s.upper()
s.upper()
s.upper()
s.upper()
s.upper()
s.title()
s.title()
s.title()
s.title()
s.title()
t.lower()
t.lower()
t.lower()
t.lower()
t.upper()
t.upper()
t.upper()
t.upper()
t.title()
t.title()
t.title()
t.title()
u.lower()
u.lower()
u.upper()
u.upper()
u.title()
u.title()
v.lower()
v.upper()
v.title()
def calibrate(self):
s = ''.join(map(chr,range(20)))
t = ''.join(map(chr,range(50)))
u = ''.join(map(chr,range(100)))
v = ''.join(map(chr,range(256)))
for i in range(self.rounds):
pass
class StringPredicates(Test):
version = 2.0
operations = 10 * 7
rounds = 100000
def test(self):
data = ('abc', '123', ' ', '\xe4\xf6\xfc', '\xdf'*10)
len_data = len(data)
for i in range(self.rounds):
s = data[i % len_data]
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
s.isalnum()
s.isalpha()
s.isdigit()
s.islower()
s.isspace()
s.istitle()
s.isupper()
def calibrate(self):
data = ('abc', '123', ' ', '\u1234\u2345\u3456', '\uFFFF'*10)
data = ('abc', '123', ' ', '\xe4\xf6\xfc', '\xdf'*10)
len_data = len(data)
for i in range(self.rounds):
s = data[i % len_data]