specific_type_check.py

from time import time

theList = [1, 2, True, False, False]

for y in range(3):

	start = time()
	for i in range(1000000):
		result = [x for x in theList if type(x) is bool]
	end = time()
	first = end-start

	start = time()
	for i in range(1000000):
		result = [x for x in theList if isinstance(x, bool)]
	end = time()
	second = end-start

	start = time()
	for i in range(1000000):
		result = any(isinstance(x, bool) for x in theList)
	end = time()
	third = end-start


	print('type() check:', first)
	print('isinstance() check:', second)
	print('any() check:', third)