How to use early_start method in avocado

Best Python code snippet using avocado_python

main.py

Source:main.py

1from tkinter import *2MAX_TIME = 503# NUM_WORKS4class Work:5    def __init__(self, name, duration=1, not_earlier=None, not_later=None):6        if not_later is None:7            not_later = list()8        if not_earlier is None:9            not_earlier = list()10        self.name = name11        self.duration = duration12        self.not_earlier = not_earlier13        self.not_later = not_later14        self.early_start = 015        self.late_start = 016        self.early_end = MAX_TIME17        self.late_end = MAX_TIME18    def to_string(self):19        return str('\033[36m{}:\n'20                   'Duration = {}\n'21                   'Not later than: {}\n'22                   'Not earlier than: {}\n'23                   'Early start = {}\n'24                   'Late start = {}\n'25                   'Early end = {}\n'26                   'Late end = {};\n'.format(self.name, self.duration, [self.not_later[i].name for i in range(len(self.not_later))],27                                             [self.not_earlier[i].name for i in range(len(self.not_earlier))], self.early_start,28                                            self.late_start, self.early_end, self.late_end))29def init_works(num_works):30    start_work = list()31    for i in range(num_works):32        T = Work('Work ' + str(i+1))33        start_work.append(T)34    return start_work35def input_data_parser(num_works, lines):36    for i in range(num_works):37        duration_start = lines[i].find("-")38        start_out = lines[i].find(":")39        end_out = lines[i].find(">")40        start_in = end_out + 241        duration = lines[i][duration_start + 2: start_out]42        works[i].duration = int(duration)43        out_str = lines[i][start_out + 2: end_out - 2]44        if len(out_str) == 0:45            out_str_split = []46        else:47            out_str_split = out_str.split(" ")48        _out = list(map(int, out_str_split))49        for j in _out:50            works[i].not_earlier.append(works[j - 1])51        in_str = lines[i][start_in:]52        if len(in_str) == 0:53            in_str_split = []54        else:55            in_str_split = in_str.split(" ")56        _in = list(map(int, in_str_split))57        for j in _in:58            works[i].not_later.append(works[j - 1])59        # T1.not_earlier = [T3, T2]60        # T1.not_later = [T4]61        #62        # T2.not_earlier = [T3]63        # T2.not_later = [T4]64        #65        # T3.not_earlier = []66        # T3.not_later = [T5]67        #68        # T4.not_earlier = [T1, T2, T3]69        # T4.not_later = []70        #71        # # T5.not_earlier = [T1, T2, T3]72        # T6.not_earlier = [T5]73    # return [name, in_str[start_out + 2: end_out - 2], in_str[start_in:]]74def later_to_earlier():75    for work in works:76        if len(work.not_later) != 0:77            for late_work in work.not_later:78                if work not in late_work.not_earlier:79                    late_work.not_earlier.append(work)80def earlier_to_later():81    for work in works:82        if len(work.not_earlier) != 0:83            for late_work in work.not_earlier:84                if work not in late_work.not_later:85                    late_work.not_later.append(work)86def critical_path(cur_len, cur_nodes, work):87    current_len = 088    current_nodes = []89    for prev_work in work.not_earlier:90        # if flag:91        #     work.early_start += max([work.not_earlier[i].duration for i in range(len(work.not_earlier))])92        #     flag = False93        current_len = cur_len94        current_nodes = cur_nodes.copy()95        current_len += prev_work.duration96        current_nodes.append(prev_work)97        #         tmp_nodes_in_path[cur_len] += (prev_work.name + "; ")98        if len(prev_work.not_earlier) == 0:99            paths.append(current_len)100            nodes_in_path[current_len] = current_nodes101        #             nodes_in_path[cur_len] = tmp_nodes_in_path[cur_len]102        else:103            critical_path(current_len, current_nodes, prev_work)104def max_work(works):105    max_len = 0106    index = 0107    if len(works) == 0:108        return -1109    for i in range(len(works)):110        if works[i].duration > max_len:111            max_len = works[i].duration112            index = i113    return index114def leeway_helper_to(work, works_in, early_start, temp_nodes):115    temp_nodes.update(work.not_earlier)116    max_index = max_work(work.not_earlier)117    if max_index == -1:118        return works_in, early_start, temp_nodes119    early_start += work.not_earlier[max_index].duration120    works_in.append(work.not_earlier[max_index])121    works_in, early_start, temp_nodes = leeway_helper_to(work.not_earlier[max_index], works_in, early_start, temp_nodes)122    return works_in, early_start, temp_nodes123def leeway_helper_after(work, works_in, late_start, temp_nodes):124    temp_nodes.update(work.not_later)125    max_index = max_work(work.not_later)126    if max_index == -1:127        return works_in, late_start, temp_nodes128    late_start += work.not_later[max_index].duration129    works_in.append(work.not_later[max_index])130    works_in, late_start, temp_nodes = leeway_helper_after(work.not_later[max_index], works_in, late_start, temp_nodes)131    return works_in, late_start, temp_nodes132def leeway(work):133    temp_nodes = set(work.not_earlier.copy())134    works_in = list()135    early_start = 0136    works_in, early_start, temp_nodes = leeway_helper_to(work, works_in, early_start, temp_nodes)137    for tmp_work in temp_nodes:138        if tmp_work not in works_in:139            works_in.append(tmp_work)140            early_start += tmp_work.duration141    work.early_start = early_start142    temp_nodes = set(work.not_later.copy())143    works_in = list()144    late_start = 0145    works_in, late_start, temp_nodes = leeway_helper_after(work, works_in, late_start, temp_nodes)146    for tmp_work in temp_nodes:147        if tmp_work not in works_in:148            works_in.append(tmp_work)149            late_start += tmp_work.duration150    work.late_start = max_path - late_start - work.duration151    work.late_end = max_path152    work.early_end = work.early_start + work.duration153if __name__ == '__main__':154    with open('Configuration', 'r') as f:155        lines = f.read().splitlines()156    with open('Configuration', 'r') as f:157        num_works = sum(1 for _ in f)158    works = init_works(num_works)159    input_data_parser(num_works, lines)160    # works = list()161    # T1 = Work('Work 1', duration=3)162    # T2 = Work('Work 2', duration=8)163    # T3 = Work('Work 3', duration=7)164    # T4 = Work('Work 4', duration=10)165    # T5 = Work('Work 5', duration=2)166    # T6 = Work('Work 6', duration=1)167    # T1.not_earlier = [T3, T2]168    # T1.not_later = [T4]169    #170    # T2.not_earlier = [T3]171    # T2.not_later = [T4]172    #173    # T3.not_earlier = []174    # T3.not_later = [T5]175    #176    # T4.not_earlier = [T1, T2, T3]177    # T4.not_later = []178    #179    # # T5.not_earlier = [T1, T2, T3]180    # T6.not_earlier = [T5]181    # works.append(T1)182    # works.append(T2)183    # works.append(T3)184    # works.append(T4)185    # works.append(T5)186    # works.append(T6)187    paths = list()188    nodes_in_path = dict()189    cur_nodes = list()190    cur_len = 0191    later_to_earlier()192    earlier_to_later()193    for work in works:194        cur_len = work.duration195        cur_nodes.clear()196        cur_nodes.append(work)197        if len(work.not_earlier) != 0:198            critical_path(cur_len, cur_nodes, work)199        else:200            paths.append(cur_len)201            nodes_in_path[cur_len] = cur_nodes202    max_path = max(paths)203    for work in works:204        # if work not in nodes_in_path[max_path]:205        # if work not in nodes_in_path[max_path]:206        leeway(work)207        if work in nodes_in_path[max_path]:208            work.late_start = work.early_start209            work.late_end = work.early_end210        print(work.to_string())211    print("\033[30mCritial path: \033[33m")212    print("START -->", end=' ')213    for i in nodes_in_path[max_path][-1::-1]:214        print(i.name + " -->", end=' ')215    print('END')216    print("\033[32mCritial path len = " + str(max_path))217    root = Tk()218    c = Canvas(root, width=100 * num_works, height=100 * num_works, bg='white')219    c.pack()220    for i in range(len(nodes_in_path[max_path][-1::-1])):221        if i > 0:222            c.create_line(100 * i, 40, 100 * i + 10, 40)223        # else:224        #     if len(nodes_in_path[max_path][-1::-1][i].not_later) > 1:225        #         for j in range(len(nodes_in_path[max_path][-1::-1][i].not_later)):226        #             k = nodes_in_path[max_path][-1::-1][i].not_later[j]227        #             if k not in nodes_in_path[max_path]:228        #                 c.create_line(100 * i + 50, 60 * (j + 1), 100 * (i + 1) + 10, 40 * (j + 2))229        #                 c.create_rectangle(100 * (i + 1) + 10, 40 * (j + 2), 100 * (i + 1) + 100 * (i + 1), 40 + 40 * (j + 2))230        #                 c.create_text(55 + 100 * (i + 1), 30 * (j + 2), text=k.name)231        c.create_rectangle(10 + 100 * i, 10, 100 + 100 * i, 60)232        c.create_text(55 + 100 * i, 30, text=nodes_in_path[max_path][-1::-1][i].name)233        # c.create_rectangle(60, 80, 140, 190,234        #235        #                    fill='yellow',236        #                    outline='green',237        # width=3)238        # activedash=(5, 4))239    c.create_text(100 * num_works - 70, 100 * num_works - 30, text="Critical path = " + str(max(paths)))...

cpm.py

Source:cpm.py

1maxCost = 02class Task:3    def __init__(self, name, cost, dependencies):4        self.name = name5        self.cost = cost6        self.dependencies = dependencies7        self.early_finish = -18        self.early_start = 09        self.latest_start = 010        self.latest_finish = 011        self.critical_cost = 012    def __repr__(self):13        critical_cond = "Yes" if self.early_start == self.latest_start else "No"14        to_string = f"{self.name}, {self.early_start}, {self.early_finish}, {self.latest_start}, " \15                    f"{self.latest_finish}, {self.latest_start - self.early_start}, {critical_cond}"16        #to_string = f"{self.name}, {self.cost}"17        return to_string18    def __str__(self):19        critical_cond = "Yes" if self.early_start == self.latest_start else "No"20        to_string = f"{self.name}, {self.early_start}, {self.early_finish}, {self.latest_start}, " \21                    f"{self.latest_finish}, {self.latest_start - self.early_start}, {critical_cond}"22        #to_string = f"{self.name}, {self.cost}"23        return to_string24    def set_latest(self):25        self.latest_start = maxCost - self.critical_cost26        self.latest_finish = self.latest_start + self.cost27    def to_string_array(self):28        critical_cond = "Yes" if self.early_start == self.latest_start else "No"29        to_string = f"{self.name}, {self.early_start}, {self.early_finish}, {self.latest_start}, " \30                    f"{self.latest_finish}, {self.latest_start -self.early_start}, {critical_cond}"31        return to_string32    def is_dependent(self, task):33        if task in self.dependencies:34            return True35        for dep in self.dependencies:36            if dep.is_dependent(task):37                return True38        return False39def critical_path(tasks):40    completed = []41    remaining = tasks.copy()42    while len(remaining) != 0:43        progress = False44        for task in remaining:45            if set(task.dependencies).issubset(completed):46                critical = 047                for _task in task.dependencies:48                    if _task.critical_cost > critical:49                        critical = _task.critical_cost50                task.critical_cost = critical + task.cost51                completed.append(task)52                remaining.remove(task)53                progress = True54        if not progress:55            raise ValueError("Graf je cyklicky, dalsi vypocet neni mozny")56    max_cost(tasks)57    initial_nodes = initials(tasks)58    calculate_early(initial_nodes)59    ret = completed60    # sort by name61    ret.sort(key=lambda x: x.name)62    return ret63def calculate_early(initials):64    for initial in initials:65        initial.early_start = 066        initial.early_finish = initial.cost67        set_early(initial)68def set_early(initial):69    completion_time = initial.early_finish70    for task in initial.dependencies:71        if completion_time >= task.early_start:72            task.early_start = completion_time73            task.early_finish = completion_time + task.cost74        set_early(task)75def initials(tasks):76    remaining = tasks.copy()77    for task in tasks:78        for task_dep in task.dependencies:79            if task_dep in remaining:80                remaining.remove(task_dep)81    #print("Initial nodes:")82    #print(remaining)83    return remaining84def max_cost(tasks):85    max = -186    for task in tasks:87        if task.critical_cost > max:88            max = task.critical_cost89    global maxCost90    maxCost = max91    print("Critical path lenght (cost): {}".format(maxCost))92    for task in tasks:93        task.set_latest()94def print_cpm(tasks):95    for task in tasks:96        print(task.to_string_array())97def get_cpm_table(tasks):98    table = []99    for task in tasks:100        table.append(task.to_string_array().split(','))101    return table102def copm_cpm(actions):103    reversed_deps = actions.copy()104    for task in reversed_deps:105        task[1] = []106        for task_orig in actions:107            for task_dep in task_orig[1]:108                if task_dep is task[0]:109                    task[1].append(task_orig[0])110    task_list = []111    for task in reversed(reversed_deps):112        dep_list = []113        if task[1]:114            for deps in task[1]:115                for x in task_list:116                    if x[0] == deps:117                        dep_list.append(x[1])118        task_list.append([task[0], Task(task[0], int(task[2]), dep_list)])119    task_list = [row[1] for row in task_list]120    result = critical_path(task_list)...

1.py

Source:1.py

1from q13.shared import read_file2import math3def filter_inactive_buses(schedules):4    return [int(s) for s in schedules if s != 'x']5def find_earliest_bus(early_start, schedules):6    best_bus = None7    wait_time = 10000008    for s in schedules:9        if early_start // s == 0:10            best_bus = s11            wait_time = 012            break13        else:14            # If not a multiple of start time15            departure_time = math.ceil(early_start / s) * s16            s_wait_time = departure_time - early_start17            if s_wait_time < wait_time:18                wait_time = s_wait_time19                best_bus = s20    return best_bus, wait_time21def main():22    early_start, schedules = read_file()23    schedules = filter_inactive_buses(schedules)24    best_bus, wait_time = find_earliest_bus(early_start, schedules)25    print('Best bus: ', best_bus)26    print('Wait time: ', wait_time)27    print(best_bus * wait_time)28if __name__ == '__main__':...

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