How to use start_component method in localstack

Best Python code snippet using localstack_python

prototype.py

Source:prototype.py

1#csv_in ---> logger2import csv3class component(object):4    def __init__(self,*args, **argv):5        is_start=True6        self.data=[]7        self.job=argv.get('job',False)8        self.trans_out = []9        self.trans_in = []10    def event(self,name):11        return self.output(event=name)12    def start(self):13        self.event('component_start')14        return True15    def stop(self):16        self.event('component_end')17        return True18    def run(self,input_data=[]):19        self.event('component_run')20        data=self.output(input_data)21        return data22    def input(self, rows, transition=None):23        self.event('component_inputflow')24        return self.output(rows)25    def output(self, rows=None, channel=None,event=None):26        self.event('component_outputflow')27        for trans in self.trans_out:28            if (not channel) or (trans.channel_source==channel) or (not trans.channel_source):29                if trans.type=='data_transition' or (trans.type=='trigger_transition' and event==trans.listen_event):30                    yield rows, trans.destination31                else:32                    yield rows,None33class csv_in(component):34    def __init__(self, filename, *args, **argv):35        super(csv_in, self).__init__(*args, **argv)36        self.filename = filename37    def run(self,data=[]):        38        fp = csv.DictReader(file(self.filename))39        data=[]40        for row in fp:41            data.append(row)42        return super(csv_in, self).run(data)43class csv_out(component):44    def __init__(self, filename, *args, **argv):45        super(csv_out, self).__init__(*args, **argv)46        self.filename=filename47        self.fp=None48    def run(self,rows=[]):49        self.fp = file(self.filename, 'wb+')50        return self.input(rows)51    def input(self,rows=[]):52        fieldnames = rows[0].keys()53        fp = csv.DictWriter(self.fp, fieldnames)54        fp.writerow(dict(map(lambda x: (x,x), fieldnames)))55        fp.writerows(rows)        56        return super(csv_out, self).input(rows)57class sort(component):58    def __init__(self, fieldname, *args, **argv):59        self.fieldname = fieldname60        super(sort, self).__init__(*args, **argv)    61    def run(self,rows=[], transition=None):62        self.data=rows63        self.data.sort(lambda x,y: cmp(x[self.fieldname],y[self.fieldname]))64        return super(sort, self).run(self.data)     65    66class logger(component):67    def __init__(self, name, *args, **argv):68        self.name = name69        super(logger, self).__init__(*args, **argv) 70    def run(self,data=[]): 71        res=[]    72        print ' Logger : ',self.name73        for row in data:74            print row75            res.append(row)76        return super(logger, self).run(data)77class transition(object):78    def __init__(self, source, destination,type='data_transition', status='open', channel_source=None, channel_destination=None):79        self.type=type80        self.source = source81        self.source.trans_out.append(self)82        self.destination = destination83        self.destination.trans_in.append(self)84        self.status = 'open'85        self.channel_source = channel_source86        self.channel_destination = channel_destination87class job(object):88    def __init__(self,start_component,components=[]):89        self.components=components90        self.start_component=start_component91        for component in components:92            component.job=self93    def run(self):94        data=None95        start_component=self.start_component        96        def _run(data,component):            97            if not component:98                return            99            res=component.start()        100            if not res:101                raise Exception('not started component')102            try:103                res_list=component.run(data)                104                for out_data,out_component in res_list:                    105                    _run(out_data,out_component)106            except Exception,e:107                raise e108            finally:109                component.stop() 110        _run(data,start_component)    111            112csv_in1= csv_in('partner.csv')113csv_out1= csv_out('partner2.csv')114sort1=sort('name')115log1=logger(name='Read Partner File')116log2=logger(name='After Sort')117tran1=transition(csv_in1,log1)118tran2=transition(csv_in1,sort1)119tran3=transition(sort1,csv_out1)120tran3=transition(sort1,log2)121job1=job(csv_in1,[csv_in1,log1])...

day24.py

Source:day24.py

1#!/usr/bin/env python2# -*- coding: utf-8 -*-3import heapq4from collections import namedtuple5def solve(data):6    Component = namedtuple('Component', ['id', 'first', 'second'])7    components = []8    for i, line in enumerate(data.splitlines()):9        components.append(Component(i, *map(int, line.split('/'))))10    q = []11    heapq.heapify(q)12    for start_component in filter(lambda x: x.first == 0, components):13        heapq.heappush(q, (start_component.second, [start_component, ]))14    for start_component in filter(lambda x: x.second == 0, components):15        heapq.heappush(q, (start_component.first, [start_component, ]))16    best_bridge = 017    longest_and_strongest_bridge = (0, 0)18    while q:19        free_port, bridge = heapq.heappop(q)20        free_components = list(filter(lambda x: x not in bridge, components))21        for continuation in filter(lambda x: x.first == free_port,22                                   free_components):23            heapq.heappush(q, (continuation.second,24                               list(bridge) + [continuation, ]))25        for continuation in filter(lambda x: x.second == free_port,26                                   free_components):27            heapq.heappush(q, (continuation.first,28                               list(bridge) + [continuation, ]))29        bridge_strength = sum([c.first + c.second for c in bridge])30        if bridge_strength > best_bridge:31            best_bridge = bridge_strength32        if (len(bridge) > longest_and_strongest_bridge[0]) or \33                (len(bridge) == longest_and_strongest_bridge[0] and34                 bridge_strength > longest_and_strongest_bridge[1]):35            longest_and_strongest_bridge = (len(bridge), bridge_strength)36    return best_bridge, longest_and_strongest_bridge37def main():38    from _aocutils import ensure_data39    ensure_data(24)40    with open('input_24.txt', 'r') as f:41        data = f.read()42    sol_1, sol_2 = solve(data)43    print("Part 1: {0}".format(sol_1))44    print("Part 2: {0}".format(sol_2[1]))45if __name__ == '__main__':...

main.py

Source:main.py

1#!/usr/bin/env python2import click3from start_component import start_component4@click.group()5def cli():6 pass...

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