Remove old main code

main.py

-from argparse import ArgumentParser
-from datetime import datetime
-import random
-import sys
-
-import simpy
-import yaml
-
-from pydtn import Network, NodeFactory
-from pydtn.traces import types as traces
-from pydtn.routers import types as routers
-from pydtn.communities import types as communities
-
-def parse_args(args):
-    parser = ArgumentParser()
-
-    parser.add_argument('--seed', '-s', metavar='seed', type=int,
-                        default=42)
-
-    parser.add_argument('--trace', '-t', metavar='type', default='random',
-                        choices=[t for t in traces])
-    parser.add_argument('--trace-args', '-ta', metavar='arg', nargs='+')
-
-    parser.add_argument('--router', '-r', metavar='type', default='direct',
-                        choices=[t for t in routers])
-    parser.add_argument('--router-args', '-ra', metavar='arg', nargs='+')
-
-    parser.add_argument('--community', '-c', metavar='type', default='none',
-                        choices=[t for t in communities])
-    parser.add_argument('--community-args', '-ca', metavar='arg', nargs='+')
-
-    parser.add_argument('--node-args', '-na', metavar='arg', nargs='+')
-
-    parser.add_argument('--packet-args', '-pa', metavar='arg', nargs='+')
-
-    def list_to_args(args):
-        if args is None:
-            return {}
-        else:
-            args = '\n'.join(args).replace('=',': ')
-            return yaml.safe_load(args)
-
-    args = parser.parse_args(args)
-
-    args.trace_args = list_to_args(args.trace_args)
-    args.router_args = list_to_args(args.router_args)
-    args.community_args = list_to_args(args.community_args)
-    args.node_args = list_to_args(args.node_args)
-    args.packet_args = list_to_args(args.packet_args)
-
-    return args
-
-class Progress:
-    def __init__(self, length, ticks, alpha):
-        self.length = length
-        self.alpha = alpha
-
-        self.tick = 0
-        self.ticks = ticks
-
-        self.average = 0
-        self.__start = None
-
-        self.__last_print_len = 0
-
-    @property
-    def bar(self):
-        progress = round(self.tick / self.ticks * self.length)
-        return '[' + '='*progress + ' '*(self.length - progress) + ']'
-
-    @property
-    def time(self):
-        remains = (self.ticks - self.tick) * self.average
-
-        ranges = [
-            ('day', 24*60*60),
-            ('hour', 60*60),
-            ('minute', 60),
-            ('second', 1),
-        ]
-
-        for unit, weight in ranges:
-            if remains >= weight:
-                remains = round(remains / weight)
-                plural = 's' if remains != 1 else ''
-                return f'{remains} {unit}{plural}'
-
-        return '0 seconds'
-
-    def __next__(self):
-        now = datetime.now().timestamp()
-        if self.__start is not None:
-            dt = now - self.__start
-            self.average = self.average + self.alpha * (dt - self.average)
-        self.__start = now
-
-        self.tick += 1
-        if self.tick > self.ticks:
-            raise StopIteration
-
-        print('\r' + ' '*self.__last_print_len, end='\r')
-        line = f'{self.bar} {self.time} to go...'
-        print(line, end=' ', flush=True)
-        self.__last_print_len = len(line)
-
-        return self.tick
-
-    def __iter__(self):
-        return self
-
-def main(args):
-    args = parse_args(args)
-    print(args)
-
-    out = {
-        'seed': args.seed,
-        'router': args.router,
-        'community': args.community,
-    }
-    if args.trace == 'csv':
-        out['trace'] = args.trace_args['path']
-
-    for k, v in out.items():
-        print(f'{k}: {v}')
-
-    random.seed(args.seed)
-    env = simpy.Environment()
-
-    trace = traces[args.trace](**args.trace_args)
-    router = routers[args.router]
-    community = communities[args.community](**args.community_args)
-
-    node_factory = NodeFactory(router, **args.node_args)
-
-    network = Network(env,
-                      packets=args.packet_args,
-                      node_factory=node_factory,
-                      community=community,
-                      trace=trace)
-
-    progress = Progress(50, 500, 0.75)
-    while True:
-        try:
-            for tick in progress:
-                until = tick / progress.ticks * trace.duration
-                env.run(until=until)
-            print(' Done!')
-            print(str(network.packets))
-            return 0
-        except KeyboardInterrupt:
-            print('\nBye!')
-            return 0
-
-if __name__ == '__main__':
-    exit(main(sys.argv[1:]))
-
-