benck_tuples.py

import timeit
import random


def bench(stmt, setup, n=1000, repeat=10):
    '''
    Run `repeat` times the `timeit` with:
    Run `n` times the `stmt`
    '''
    r = timeit.repeat(stmt, setup=setup, number=n, repeat=repeat)
    print('%10s %.5f' % (stmt, min(r)))


locations = []
for i in range(100):
    locations.append(dict(lat=random.randint(0, 200), long=random.randint(0, 200), timestamp=random.randint(10000, 15000)))


def a():
    coordinates_timestamp = []
    for location in locations:
        lat = float(location.get('lat'))
        lon = float(location.get('long'))
        timestamp = int(location.get('timestamp', location.get('t')))
        pos = (lon, lat, timestamp)
        coordinates_timestamp.append(pos)
    coordinates_timestamp = tuple(map(tuple, coordinates_timestamp))
    coordinates_timestamp = set(coordinates_timestamp)
    coordinates_timestamp = sorted(coordinates_timestamp, key=lambda t: t[2])
    # print(coordinates_timestamp)

def a2():
    coordinates_timestamp = []
    for location in locations:
        lat = float(location.get('lat'))
        lon = float(location.get('long'))
        timestamp = int(location.get('timestamp', location.get('t')))
        pos = (lon, lat, timestamp)
        coordinates_timestamp.append(pos)
    coordinates_timestamp = tuple(coordinates_timestamp)
    coordinates_timestamp = set(coordinates_timestamp)
    coordinates_timestamp = sorted(coordinates_timestamp, key=lambda t: t[2])
    # print(coordinates_timestamp)

def a3():
    coordinates_timestamp = []
    for location in locations:
        lat = float(location['lat'])
        lon = float(location['long'])
        timestamp = int(location['timestamp'])
        pos = (lon, lat, timestamp)
        coordinates_timestamp.append(pos)
    coordinates_timestamp = tuple(coordinates_timestamp)
    coordinates_timestamp = list(set(coordinates_timestamp))
    coordinates_timestamp.sort(key=lambda t: t[2])
    # print(coordinates_timestamp)

def a4():
    coordinates_timestamp = (
        # (float(l.get('long')), float(l.get('lat')), int(l.get('timestamp', l.get('t'))))
        (float(l['long']), float(l['lat']), int(l['timestamp']))
        for l in locations
    )
    coordinates_timestamp = list(set(coordinates_timestamp))
    coordinates_timestamp.sort(key=lambda t: t[2])
    # print(coordinates_timestamp)

def b():
    coordinates_timestamp = ()
    for location in locations:
        lat = float(location.get('lat'))
        lon = float(location.get('long'))
        timestamp = int(location.get('timestamp', location.get('t')))
        pos = (lon, lat, timestamp)
        coordinates_timestamp = coordinates_timestamp + (pos,)
    coordinates_timestamp = set(coordinates_timestamp)
    coordinates_timestamp = sorted(coordinates_timestamp, key=lambda t: t[2])
    # print(coordinates_timestamp)

def b2():
    coordinates_timestamp = ()
    for location in locations:
        lat = float(location.get('lat'))
        lon = float(location.get('long'))
        timestamp = int(location.get('timestamp', location.get('t')))
        pos = (lon, lat, timestamp)
        coordinates_timestamp = coordinates_timestamp + (pos,)
    coordinates_timestamp = list(set(coordinates_timestamp))
    coordinates_timestamp.sort(key=lambda t: t[2])
    # print(coordinates_timestamp)


def c():
    coordinates_timestamp = []
    for location in locations:
        lat = float(location.get('lat'))
        lon = float(location.get('long'))
        timestamp = int(location.get('timestamp', location.get('t')))
        pos = (lon, lat, timestamp)
        coordinates_timestamp.append(pos)
    coordinates_timestamp = tuple(coordinates_timestamp)
    coordinates_timestamp = set(coordinates_timestamp)

def d():
    coordinates_timestamp = []
    for location in locations:
        lat = float(location.get('lat'))
        lon = float(location.get('long'))
        timestamp = int(location.get('timestamp', location.get('t')))
        pos = (lon, lat, timestamp)
        coordinates_timestamp.append(pos)
    coordinates_timestamp = tuple(coordinates_timestamp)

def e():
    coordinates_timestamp = []
    for location in locations:
        lat = float(location.get('lat'))
        lon = float(location.get('long'))
        timestamp = int(location.get('timestamp', location.get('t')))
        pos = (lon, lat, timestamp)
        coordinates_timestamp.append(pos)

def f():
    coordinates_timestamp = []
    for location in locations:
        lat = float(location.get('lat'))
        lon = float(location.get('long'))
        timestamp = int(location.get('timestamp', location.get('t')))
        pos = (lon, lat, timestamp)

if __name__ == "__main__":
    setup = 'from __main__ import a, b, c, d, e, a2, b2, a3, a4'

    print('Testing functions')
    bench("a()", setup)
    bench("a2()", setup)
    bench("a3()", setup)
    bench("a4()", setup)
    bench("b()", setup)
    bench("b2()", setup)
    bench("c()", setup)
    bench("d()", setup)
    bench("e()", setup)