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How to use keep_screen method in ATX

Best Python code snippet using ATX

main.py

Source:main.py

1from parse import *2import count3import config4import json5import date6import diff7# Show help for a particular screen8def show_options(screen="general"):9    with open(config.help_screen) as infile:10        help_screen = json.load(infile)11    options = help_screen[screen]12    print('\n'.join(options))13def main():14    # If no file is specified read from stdin15    pool = input("pool: ") if config.pool == "" else config.pool16    works = init_works(pool)17    show_options()18    done = False19    keep_screen = False     # Don't go back to general screen20    option = ""21    while not done:22        if not keep_screen:23            option = input("> ")24        if option == 'q':25            done = True26        27        if not done:28            keep_screen = general_screen(option, works)29def clean_option(option: str) -> str:30    if len(option) < 1:31        return ""32    return option[0]33### GENERAL SCREEN ###34"""35    A screen is a function which controls the flow of the program through36    user input.37    It returns a keep_screen boolean value to determine wheatehr to go back to the38    general screen (False) or stay in the current screen (True)39    The general screen is the main screen40    It can directly perform actions or redirect to other screens41"""42def general_screen(option: str, works: list) -> bool:43    res = False44    option = clean_option(option)45    46    # execute actions or goto other screen47    if option == 's':48        filename = input("filename: ")49        save_works(filename, works)50    elif option == 'a':51        res = author_screen(works)52    elif option == 'n':53        res = nation_screen(works)54    elif option == 'd':55        res = date_screen(works)56    elif option == 'l':57        res = hosts_screen(works)58    elif option == 'u':59        res = places_screen(works)60    elif option == 'p':61        print_works(works)62    elif option == '!':63        bot.post_works_on_channel(works, config.channel)64    elif option == 'c':65        print(len(works))66    elif option == 'h':67        show_options("general")68    69    return res70# Print all works in simil-BSL format71def print_works(works: list, no_link=True):72    months = init_months(config.months)73    for work in works:74        bsl = bsl_format(work, months, no_link)75        print(bsl)76### AUTHOR SCREEN ###77"""78    A screen can both have options that don't require further79    user input or options that do require it.80    The input should be asked once, and not repeatedly in more parts81    of the code if it's used by more than 1 or at most 2 options, to make the82    code more readable and the error handling more managable.83"""84def author_screen(works: list) -> bool:85    option = clean_option(input("> "))86    authors = count.count_authors(works)87    specific = list("tnc")  # options for a specific author88    res = True89    if option == 'h':90        show_options("author")91    elif option == 'b':92        res = False93    elif option == 'q':94        quit()95    elif option == 'g':96        count.print_sorted_authors(authors)97    elif option == 'l':98        list_authors(authors)99    elif option in specific:100        try:101            author = get_author(authors)102            if option == 't':103                print_works_from(works, author)104            elif option == 'n':105                print(authors[author])106            elif option == 'c':107                author_countries(works, author)108            109        except KeyError as err:110            print(err)111    112    return res113def get_author(authors=None) -> str:114    buffer = input("author: ")115    pseudonyms = init_pseudonyms(config.author_pseudonyms)116    author = resolve_pseudonyms(buffer, pseudonyms)117    if authors != None:118        if author not in authors:119            raise KeyError("No such author")120    121    return author122def list_authors(authors: dict):123    for author in sorted(authors):124        print(author)125def print_works_from(works: list, author: str):126    for work in works:127        if work["author"] == author:128            print(work["title"])129def author_countries(works: list, author: str):130    countries = {}131    for work in works:132        if work["author"] == author:133            country_ls = work["nation"].split('+')134            for country in country_ls:135                if country in countries:136                    countries[country] += 1137                else:138                    countries[country] = 1139    140    for (country, count_) in sorted(countries.items(), key=lambda x:x[1], reverse=True):141        print("%10s: %4d" % (country, count_))142### NATION SCREEN ###143def nation_screen(works: list):144    option = clean_option(input("> "))145    nations = count.count_nations(works)146    res = True  # remain in the screen147    specific = list("nalt")     # options for a specific country148    if option == 'h':149        show_options("country")150    elif option == 'b':151        res = False152    elif option == 'q':153        quit()154    elif option == 'g':155        count.print_nations(nations)156    if option in specific:157        try:158            nation = get_nation(nations)159            if option == 'n':160                print(nations[nation])161            elif option == 'a':162                country_authors(works, nation, verbose=True)163            elif option == 'l':164                authors = country_authors(works, nation)165                list_authors(authors)166            elif option == 't':167                country_titles(works, nation, verbose=True)168        169        except KeyError as err:170            print(err)171    172    return res173def get_nation(nations=None) -> str:174    buffer = input("nation: ")175    pseudonyms = init_pseudonyms(config.nation_pseudonyms)176    nation = resolve_pseudonyms(buffer, pseudonyms)177    if nations != None:178        if nation not in nations:179            raise KeyError("No such nation")180    return nation181def country_authors(works: list, nation: str, verbose=False) -> dict:182    authors = {}183    184    for work in works:185        if nation == work["nation"]:186            authors_str = work["author"]187            author_ls = authors_str.split('+')188            for author in author_ls:189                if author in authors:190                    authors[author] += 1191                else:192                    authors[author] = 1193    194    if verbose:195        for (author, count_) in sorted(authors.items(), key=lambda x:x[1], reverse=True):196            print("%30s: %4s" % (author, count_))197    198    return authors199def country_titles(works: list, nation: str, verbose=False) -> list:200    titles = []201    for work in works:202        if work["nation"] == nation:203            titles.append(work["title"])204    205    if verbose:206        for title in titles:207            print(title)208    209    return titles210### DATE SCREEN ###211def date_screen(works: list):212    option = clean_option(input("> "))213    freq = count.count_frequency(works)214    res = True215    if option == 'q':216        quit()217    elif option == 'b':218        res = False219    elif option == 'h':220        show_options("date")221    elif option == 'c':222        count.print_frequency(freq)223    elif option == 'a':224        count.print_frequency(freq, chron=False)225    elif option == 'p':226        date.plot_works(works)227    elif option == 'd':228        try:229            date_ = get_date()230            matches = date.get_works(works, date=date_)231            print_works(matches)232        except (IndexError, ValueError) as err:233            print(err)234    235    return res236def get_date() -> tuple:237    year = int(input("year [mandatory]: "))238    month = None239    day = None240    241    print("%s[Press enter to stop]" % (" " * len("year ")))242    buffer = input("month: ")243    # parse month244    if buffer.isnumeric():245        month = int(buffer)246        if not 1 <= month <= 12:247            raise ValueError("Invalid month (%d)" % (month))    # ValueError248    elif buffer.isalpha():249        months = init_months(config.months)250        month = months.index(buffer.strip().lower()) + 1    # can raise IndexError251    252    if month != None:253        buffer = input("day: ")254        255        if buffer != "":256            day = int(buffer)   # can raise ValueError257            if not 1 <= day <= 31:258                raise ValueError("Invalid day (%d)" % (day))259    260    return (year, month, day)261### HOSTS SCREEN ###262def hosts_screen(works: list) -> bool:263    option = clean_option(input("> "))264    hosts = count.count_hosts(works)265    channels = count.count_channels(works)266    res = True267    if option == 'q':268        quit()269    elif option == 'b':270        res = False271    elif option == 'h':272        show_options("hosts")273    elif option == 'o':274        count.print_hosts(hosts)275    elif option == 'c':276        count.print_channels(channels)277    elif option == 'r':278        broken = links.get_broken_links(works)279        print_works(broken)280        print("TOT: %d" % (len(broken)))281    282    return res283### PLACE SCREEN ###284def places_screen(works: list) -> bool:285    option = clean_option(input("> "))286    places = count.count_places(works)287    specific = list("ta")288    res = True289    if option == 'q':290        quit()291    elif option == 'b':292        res = False293    elif option == 'h':294        show_options("place")295    elif option == 'g':296        count.print_places(places)297    elif option == 'l':298        places = diff.get_item(works, "place", case_sensitive=True)299        for place in sorted(places):300            print(place)301    elif option in specific:302        try:303            place = get_place(places)304            if option == 't':305                titles = diff.get_item(works, "title", case_sensitive=True, pattern={"place": place})306                for title in sorted(titles):307                    print(title)308            elif option == 'a':309                authors = diff.get_item(works, "author", case_sensitive=True, pattern={"place": place}, plussplit=True)310                for author in sorted(authors):311                    print(author)312        313        except ValueError as err:314            print(err)315    316    return res317def get_place(places: dict) -> str:318    buffer = input("place: ").strip()319    pseudonyms = init_pseudonyms(config.place_pseudonyms)320    place = resolve_pseudonyms(buffer, pseudonyms)321    if place not in places:322        raise ValueError("No such place")323    return place324import bot325if __name__ == "__main__":...

start_daemons.py

Source:start_daemons.py

1#!/usr/bin/env python32# -*- encoding: utf-8 -*-3import argparse4import os5import subprocess6if __name__ == "__main__":7    # parse args8    description = ("NetNS Daemon start parameter")9    parser = argparse.ArgumentParser(description=description)10    parser.add_argument("-k", "--keep-screen", help="Keep screen in bash after Daemon exit", dest="keep_screen", action="store_true")11    parser.add_argument("-r", "--redis", help="Redis host", dest="redis_host", default="10.0.1.0")12    parser.add_argument("-u", "--user", help="User", dest="user", default="appaware")13    parser.add_argument("-w", "--working-dir", help="Working directory for logs", dest="working_dir", default="/home/appaware")14    args = vars(parser.parse_args())15    hostname = subprocess.check_output("hostname").decode().strip()16    base_path = os.path.dirname(os.path.abspath(__file__))17    netns_list = subprocess.check_output("ip netns list", shell=True).decode().strip().split('\n')18    if args["keep_screen"]:19        keep_screen = "; /bin/bash"20    else:21        keep_screen = ""22    redis_host = "--redis {}".format(args["redis_host"])23    working_dir = "--working-dir {}".format(args["working_dir"])24    user = args["user"]25    # start daemon on physical host26    daemon_id = "{}_host0".format(hostname)27    cmd = 'screen -dmS {} bash -c "sudo -H -u {} {}/Daemon.py --id {} {} {} {}"'.format(daemon_id, user, base_path, daemon_id, working_dir, redis_host, keep_screen)28    print("running {}".format(cmd))29    subprocess.call(cmd, shell=True)30    # start dameons on virtual hosts31    for netns in netns_list:32        netns_name = netns.split(' ')[0]33        daemon_id = "{}_{}".format(hostname, netns_name)34        cmd = 'screen -dmS {} bash -c "sudo ip netns exec {} sudo -H -u {} {}/Daemon.py --id {} {} {} {}"'.format(daemon_id, netns_name, user, base_path, daemon_id, working_dir, redis_host, keep_screen)35        print("running {}".format(cmd))...

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