video_view = memoryview(video_data)

def run_test():
    chunk = video_view[byte_offset:byte_offset + size]
    # socket.send(chunk)를 호출해야 하지만 벤치마크를 위해 무시한다
    
result = (
    timeit.timeit(
        stmt="run_test()",
        globals=globals(),
        number=100,
    ) 
    / 100
)
    
print(f"{result:0.9f} 초")

>>>
0.000000250 초