conditions.py

import cProfile


def conditions_test(a):
    if a == 1 or a == 2 or a == 3 or a == 4:
        return
    return

def in_test(a):
    if a in (1, 2, 3, 4):
        return
    return

def test_multiple_conditions():
    for i in range(10000000):
        conditions_test(i % 4)
    

def test_in():
    for i in range(10000000):
        in_test(i % 4)
    

cProfile.run('test_multiple_conditions()')
cProfile.run('test_in()')


$ python conditions.py 
         10000004 function calls in 4.219 seconds

   Ordered by: standard name

   ncalls  tottime  percall  cumtime  percall filename:lineno(function)
        1    0.000    0.000    4.219    4.219 <string>:1(<module>)
        1    2.406    2.406    4.219    4.219 conditions.py:14(test_multiple_conditions)
 10000000    1.623    0.000    1.623    0.000 conditions.py:4(conditions_test)
        1    0.000    0.000    0.000    0.000 {method 'disable' of '_lsprof.Profiler' objects}
        1    0.190    0.190    0.190    0.190 {range}


         10000004 function calls in 3.820 seconds

   Ordered by: standard name

   ncalls  tottime  percall  cumtime  percall filename:lineno(function)
        1    0.000    0.000    3.820    3.820 <string>:1(<module>)
        1    2.232    2.232    3.820    3.820 conditions.py:19(test_in)
 10000000    1.497    0.000    1.497    0.000 conditions.py:9(in_test)
        1    0.000    0.000    0.000    0.000 {method 'disable' of '_lsprof.Profiler' objects}
        1    0.091    0.091    0.091    0.091 {range}