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How to use unpath method in autotest

Best Python code snippet using autotest_python

eulerian_path.py

Source:eulerian_path.py

1#!/usr/bin/python23###############################################################################4#5# Author:6#7# Sanyk28 (san-heng-yi-shu@163.com)8#9# Date created:10#11# 5 Dec 201312#13# CODE CHALLENGE: Solve the Eulerian Path Problem.14#      Input: The adjacency list of a directed graph that has an Eulerian path.15#      Output: An Eulerian path in this graph.16#17# Sample Input:18#      0 -> 219#      1 -> 320#      2 -> 121#      3 -> 0,422#      6 -> 3,723#      7 -> 824#      8 -> 925#      9 -> 626#27# Sample Output:28#      6->7->8->9->6->3->0->2->1->3->429#30############################################################################### 3132import sys33import timeit34import re35import heapq36import random37import numpy as np38from itertools import combinations,product,izip,ifilter,chain39from collections import Counter,defaultdict4041def data_process(line):42    line = [item.strip() for item in line.split('->')]43    if ',' in line[1]:44        for item in line[1].split(','):45            line.append((line[0],item))46        line.pop(0)47        line.pop(0)48    else:49        line = tuple(line)50    return line5152def read_file(input_file):53    '''54    >>> data = read_file('test.eulerian_path.txt')55    >>> data56    [('0', '2'), ('1', '3'), ('2', '1'), ('3', '0'), ('3', '4'), ('6', '3'), ('6', '7'), ('7', '8'), ('8', '9'), ('9', '6')]57    >>> data = read_file('test.eulerian_path.extra.txt')58    '''59    f = open(input_file)60    data = [item.strip() for item in f.readlines()]61    f.close()62    result = []63    for line in data:64        dp = data_process(line)65        if isinstance(dp,tuple):66            result.append(dp)67        elif isinstance(dp,list):68            result += dp69    return result7071def find_ender(data):72    item0 = [item[0] for item in data]73    item1 = [item[1] for item in data]74    c0 = Counter(item0)75    c1 = Counter(item1)76    result = [(item,c0[item],c1[item]) for item in c1 if c0[item] != c1[item]]77    return [item[0] for item in result if item[1] < item[2]][0]7879def find_path(data):80    initial_ender = find_ender(data)81    ender = find_ender(data)82    path = [ender]83    while len(data) != 0:84        try:85            starter = [item1 for (item1,item2) in data if item2 == ender][0]86            data.remove((starter,ender))87            path.append(starter)88            ender = starter89        except:90            break91    return (path[::-1],data,initial_ender)9293def form_cycle(unpath,initial_ender):94    rgk,rgv = [(item1,item2) for (item1,item2) in unpath if item2 == initial_ender][0]95    cycle = [rgv]96    while len(unpath) != 0:97        try:98            cycle.append(rgk)99            unpath.remove((rgk,rgv))100            rgk,rgv = [(item1,item2) for (item1,item2) in unpath if item2 == rgk][0]101        except:102            break103    return (cycle[::-1],unpath)104105def fuse(path,cycle):106    fuse_index = path.index(cycle[0])107    return path[:fuse_index]+cycle+path[fuse_index+1:]108109def eulerian_path(data):110    path,unpath,initial_ender = find_path(data)111    cycle,unpath = form_cycle(unpath,initial_ender)112    path = fuse(path,cycle)113    while len(unpath) != 0:114        print 'len(unpath): '+str(len(unpath))115        potential = [item for item in path if item in chain(*unpath)]116        newStart = random.choice(potential)117        cycle,unpath = form_unCycle(unpath,newStart)118        path = fuse(path,cycle)   119    return path120121def form_unCycle(data,rgk):122    rgv = [item2 for (item1,item2) in data if rgk == item1][0]123    cycle = [rgk]124    while len(data) != 0:125        try:126            cycle.append(rgv)127            data.remove((rgk,rgv))128            rgk = rgv129            rgv = [item2 for (item1,item2) in data if rgv == item1][0]130        except:131            break132    return (cycle,data)133134def result(filename):135    data = read_file(filename)136    results = eulerian_path(data)137    return results138139if __name__ == "__main__":140141    start = timeit.default_timer()142    results = result(sys.argv[-1])143    fw = open('output.'+sys.argv[-1][:-4]+'.txt','w')144    fw.write('->'.join(results))145    fw.close()146    stop = timeit.default_timer()
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whatsapp_client.py

Source:whatsapp_client.py

1#!/usr/bin/env python32# -*- coding: utf-8 -*-3"""4Created on Wed Dec  8 13:03:13 20215@author: alex6"""7import socket8import threading9import sys10import random11import os12import subprocess13bufferSize = 102414#Client Code15def ReceiveData(sock):16    while True:17        try:18            data,addr = sock.recvfrom(bufferSize)19            print(data.decode('utf-8'))20        except:21            pass22def RunClient(serverIP):23    isConnected = 024    path =""25    unpath=""26    print("What is your request:")27    while True:        28        request = input()29        if request == 'mount':30            isConnected = 131            host = socket.gethostbyname(socket.gethostname())32            port = random.randint(6000, 10000)33            print('Client IP->' + str(host) + ' Port->' + str(port))34            server = (str(serverIP), 5000)35            UDPClientSocket = socket.socket(family=socket.AF_INET, type=socket.SOCK_DGRAM)36            UDPClientSocket.bind((host, port))37            name = 'make connection to the server'38            UDPClientSocket.sendto(name.encode('utf-8'), server)39            threading.Thread(target=ReceiveData, args=(UDPClientSocket,)).start()40        elif request == 'qqq':41            break42        else:43            if (not isConnected):44                if(not request.split(" ")[0]=="cd"):45                    request = request.split(' ')46                    k= subprocess.run(request)47                    print(k)48                else:49                    os.chdir(request.split(" ")[1])50            else:51                if(request.split(" ")[0]=="cd"):52                    if(not request.split(" ")[1]==".."):53                        path=path+request.split(" ")[1]+"/"54                        unpath=unpath+"../"55                    else:56                        path_arr = path.split("/")57                        path = "/".join(path_arr[:-2])58                        path = path +"/"59                        unpath_arr=unpath.split("/")60                        unpath="/".join(unpath_arr[:-2])61                        unpath = unpath +"/"62                else:63                    if(request.split(" ")[0]=="cp"):64                        dest=open(request.split(" ")[2],'w')65                    path1 = '1' + ' '+ path66                    request = '2' + ' '+ request67                    unpath1 = '1' + ' '+ unpath68                    UDPClientSocket.sendto(path1.encode('utf-8'), server)69                    UDPClientSocket.sendto(request.encode('utf-8'), server)70                    UDPClientSocket.sendto(unpath1.encode('utf-8'), server)71                    #UDPClientSocket.sendto(data.encode('utf-8'),server)72    dest.close()73    UDPClientSocket.close()74    os._exit(1)75#Client Code Ends Here76if __name__ == '__main__':77    RunClient(sys.argv[1])...

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