Measure the execution time of small bits of Python code with the “timeit” module

# The “timeit” module lets you measure the execution # time of small bits of Python code >>> import timeit >>> timeit.timeit(‘”-“.join(str(n) for n in range(100))’, number=10000) 0.3412662749997253 >>> timeit.timeit(‘”-“.join([str(n) for n in range(100)])’, number=10000) 0.2996307989997149 >>> timeit.timeit(‘”-“.join(map(str, range(100)))’, number=10000) 0.24581470699922647