# global_vs_local.py

# global_vs_local.py

from time import perf_counter

global_var = 10
ttt = range(5_000_000)

for i in '.'*50:
    start = perf_counter()
    def local_func():
        ans = 0
        local_var = global_var
        for i in ttt:
            ans += global_var
        return ans
    local_func()
    local_time = perf_counter()-start

    start = perf_counter()
    def global_func():
        ans = 0
        for i in ttt:
            ans += global_var
        return ans
    global_func()
    global_time = perf_counter()-start

    print(f"")
    print(f"local_time = {local_time:0f}")
    print(f"global_time = {global_time:0f}")
    a, b = 'local_func', 'global_func'
    t = global_time-local_time
    if local_time > global_time:
        a, b = b, a
        t = local_time-global_time
    print(f"{a} is {t:0f} seconds faster then {b}")