demonstrate memory leak in circuits bridge

bridge_long_msg.py

#!/usr/bin/env python
from __future__ import print_function

from os import getpid
from circuits import ipc, Event, Component, Timer
import resource


class hello(Event):
    """hello Event"""
   

def get_memory(name):
    return '{} memory: {}'.format(name, resource.getrusage(resource.RUSAGE_SELF).ru_maxrss)

class Child(Component):

    def hello(self, msg):
        print(msg[:50])
        print(get_memory('child'))
        return "Hello from child with pid {0} ".format(getpid()) + "#" * 1024 * 1024


class App(Component):

    def init(self):
        Child().start(process=True, link=self)
        
    def ready(self, *args):
        
        Timer(1, hello(), persist=True).register(self)


    def hello(self):
        
        msg = "Hello from parent with pid {0} ".format(self.pid) + "#" * 1024 * 1024
        y = yield self.call(ipc(hello(msg)))
        yield print(str(y)[:50])

        print(get_memory('parent'))


App().run()