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all_any.py
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all_any.py
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# %%
a = [1,2,3,4,5]
# %%
# all
def all_greater_than_2(arr):
for i in arr:
if i <= 2:
return False
return True
print(all_greater_than_2(a))
def all_greater_than_2_simple(arr):
return all(i > 2 for i in arr)
print(all_greater_than_2(a))
# %%
# any
def any_greater_than_2(arr):
for i in arr:
if i > 2:
return True
return False
print(any_greater_than_2(a))
def any_greater_than_2_simple(arr):
return any(i > 2 for i in arr)
print(any_greater_than_2_simple(a))
# %%
# benchmark
from util.stopwatch import StopWatch
import random
arr = [random.randint(1,10) for _ in range(100_000)]
repeat = 1000_000
sw = StopWatch()
# %%
# all comparison
sw.start()
for i in range(repeat):
all_greater_than_2_simple(arr)
sw.stop()
print("`all` keyword time:", sw.getElapsedTime())
sw.start()
for i in range(repeat):
all_greater_than_2(arr)
sw.stop()
print("for-loop time:", sw.getElapsedTime())
# %%
# any comparison
sw.start()
for i in range(repeat):
any_greater_than_2_simple(arr)
sw.stop()
print("`any` keyword time:", sw.getElapsedTime())
sw.start()
for i in range(repeat):
any_greater_than_2(arr)
sw.stop()
print("for-loop time:", sw.getElapsedTime())
# %%
print('######## new comparison ##########')
# %%
# new all comparison
arr = [True, True, True, True, True, True, False, True, True, True]
sw.start()
for i in range(repeat):
all(arr)
sw.stop()
print("`all` keyword time:", sw.getElapsedTime())
sw.start()
for i in range(repeat):
for i in arr:
if not i:
break
sw.stop()
print("for-loop time:", sw.getElapsedTime())
# %%
# new any comparison
arr = [False, False, False, False, False, False, False, False, False, True]
sw.start()
for i in range(repeat):
any(arr)
sw.stop()
print("`any` keyword time:", sw.getElapsedTime())
sw.start()
for i in range(repeat):
for i in arr:
if i:
break
sw.stop()
print("for-loop time:", sw.getElapsedTime())
# %%