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How to use slowest method in stestr

Best Python code snippet using stestr_python

timing.py

Source:timing.py

1# timing functions for the genetic algorithm2# Jan 20223import re4import time5import statistics6import multiprocessing7import config 8def do_match(regex, regex_input, pipe):9    time_started = time.process_time()10    regex.match(regex_input)11    time_ended = time.process_time()12    pipe.send(time_ended - time_started)13def match_time(regex, regex_input, iterations: int = 2, timeout: int = config.timeout):14    """15    Determine how long a string takes to match16    """17    times = []18    compiled_regex = re.compile(regex)19    for _ in range(iterations):20        parent_conn, child_conn = multiprocessing.Pipe()21        p = multiprocessing.Process(target=do_match, args=((compiled_regex, regex_input, child_conn, )))22        p.start()23        p.join(timeout=timeout)24        if p.is_alive():25            time_taken = timeout26            # print("TIMEOUT:", regex_input)27            p.kill()28        else:29            time_taken = parent_conn.recv()30        times.append(time_taken)31    # print("difference in time", total_time1, total_time2, abs(total_time1 - total_time2))32    return statistics.mean(times)33# def match_time(regex, regex_input):34#     """35#     Old version for testing 36#     """37#     compiled_regex = re.compile(regex)38#     times = [] 39#     for i in range(10):40#         time_started = time.process_time()41#         compiled_regex.match(regex_input)42#         time_ended = time.process_time()43#         times.append(time_ended-time_started)44#     return statistics.mean(times)45# returns time taken per character46# no longer in use 47def average_match_time(regex, input):48    time_taken = match_time(regex, input)49    average_time = time_taken / len(input)50    return average_time51# returns slowest individual in a generation based on average matching time (per letter)52# TODO check if this is still in use 53def slowest_average_match_time(regex, generation):54    slowest_time = 055    slowest_string = ""56    for finalist in generation:57        time_taken = match_time(regex, finalist)58        if time_taken > slowest_time:59            slowest_string = finalist60            slowest_time = time_taken61    slowest_string = "".join(slowest_string)62    return slowest_string, slowest_time63# returns slowest individual in a generation based on total matching time 64def slowest_total_match_time(regex, generation):65    slowest_time = 066    slowest_string = ""67    for finalist in generation:68        time_taken = match_time(regex, finalist)69        if time_taken >= config.timeout:70            return finalist, config.timeout 71        elif time_taken > slowest_time:72            slowest_string = finalist73            slowest_time = time_taken74    return slowest_string, slowest_time75# an alternate to fittest_individual_total76# not currently in use77def slowest_individual(regex, generation):78    dict = {}79    ordered_generation = []80    for input in generation:81        if input != "":82            dict[input] = match_time(regex, input)83    sorted_inputs = sorted(dict.items(), key=lambda kv: kv[1])84    slowest_item = sorted_inputs[-1][0]85    slowest_time = sorted_inputs[-1][1]...

slowestKey.py

Source:slowestKey.py

1class Solution:2    def slowestKey(self, releaseTimes: List[int], keysPressed: str) -> str:3        slowestDuration, durationI=0,0  #durationI will contain the duration of the key pressed for the ith iteration4        slowestKey=''5        for i in range(len(keysPressed)):6            #calculate durationI7            if i==0: durationI = releaseTimes[i]8            else: durationI = releaseTimes[i] - releaseTimes[i-1]9            #only proceed if durationI is longer (greater) than the current slowest duration10            if durationI>=slowestDuration:11                if durationI==slowestDuration:12                    #replace slowestKey if current key is lexicographically greater than the slowestKey13                    if slowestKey<keysPressed[i]:14                        slowestKey=keysPressed[i]15                        slowestDuration=durationI   #update slowestDuration value if slowestKEy has been replaced16                else:17                    slowestKey=keysPressed[i]18                    slowestDuration=durationI...

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