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"""See how slow failure creation is"""
import random
from twisted.python import failure
random.seed(10050)
O = [0, 20, 40, 60, 80, 10, 30, 50, 70, 90]
DEPTH = 30
def pickVal():
return random.choice([None, 1, "Hello", [], {1: 1}, (1, 2, 3)])
def makeLocals(n):
return ";".join(["x%d = %s" % (i, pickVal()) for i in range(n)])
for nLocals in O:
for i in range(DEPTH):
s = """
def deepFailure%d_%d():
%s
deepFailure%d_%d()
""" % (
nLocals,
i,
makeLocals(nLocals),
nLocals,
i + 1,
)
exec(s)
exec(
"""
def deepFailure%d_%d():
1 / 0
"""
% (nLocals, DEPTH)
)
R = range(5000)
def fail(n):
for i in R:
try:
eval("deepFailure%d_0" % n)()
except BaseException:
failure.Failure()
def fail_str(n):
for i in R:
try:
eval("deepFailure%d_0" % n)()
except BaseException:
str(failure.Failure())
class PythonException(Exception):
pass
def fail_easy(n):
for i in R:
try:
failure.Failure(PythonException())
except BaseException:
pass
from timer import timeit
# for i in O:
# timeit(fail, 1, i)
# for i in O:
# print('easy failing', i, timeit(fail_easy, 1, i))
for i in O:
print("failing", i, timeit(fail, 1, i))
# for i in O:
# print('string failing', i, timeit(fail_str, 1, i))
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