Get usage memory & execution time

performance.py

import tracemalloc
from time import perf_counter

def performance(func):
    def wrapper(*args, **kwargs):
        tracemalloc.start()
        start_time = perf_counter()
        func(*args, **kwargs)
        current, peak = tracemalloc.get_traced_memory()
        finish_time = perf_counter()
        print(f'Function: `{func.__name__}`')
        print(f'Docs of `{func.__name__}`: {func.__doc__}')
        print(f'Memory usage:\t\t {current / 10 ** 6:.6f} MB \n'
              f'Peak memory usage:\t {peak / 10 ** 6:.6f} MB ')
        print(f'Time elapsed is seconds: {finish_time - start_time:.6f}')
        print(f'{"-" * 50}')
        tracemalloc.stop()

    return wrapper


@performance
def hello():
    """Hello docs"""
    print("Hello world")