"""
Micro-benchmark for the Python fast call.
"""
import perf

run = perf.Runner()

run.timeit("filter(lambda x: x, range(1000))",
           "list(filter(f, s))",
           "f = lambda x: x; s = list(range(1000))")

run.timeit("map(lambda x: x, range(1000))",
           "list(map(f, s))",
           "f = lambda x: x; s = list(range(1000))",)

run.timeit("map(lambda x, y: x+y, range(1000), range(1000))",
           "list(map(f, s, s))",
           "f = lambda x, y: x+y; s = list(range(1000))",)

run.timeit("sorted(list, key=lambda x: x)",
           "sorted(s, key=f)",
           "f = lambda x: x; s = list(range(1000))",)

run.timeit("sorted(list)",
           "sorted(s)",
           "s = list(range(1000))")