Beispiel #1
0
#! /usr/bin/env python

import sys

from twisted.internet import reactor
from example_secrets import mydb, main

def print_user_info(user):
    print "looking up", user
    d = mydb.get_user(user)
    print "still thinking.."
    def got_info(res):
        print "name:", res.name
        reactor.stop()
    d.addCallback(got_info)
    print "*still* thinking.."

main(print_user_info, sys.argv[1])
Beispiel #2
0
#! /usr/bin/env python

import sys

from twisted.internet import reactor
from example_secrets import get_page_title, main

def print_page_title(url):
    print "fetching", url
    d = get_page_title(url)
    def got_info(title):
        print "title:", title
        reactor.stop()
    def fail_info(f):
        print "failed!", f.type, f.value
        reactor.stop()
    d.addCallbacks(got_info, fail_info)

main(print_page_title, sys.argv[1])

Beispiel #3
0
#! /usr/bin/env python

import sys

from twisted.internet import reactor
from example_secrets import mydb, main

def get_user_name(user):
    d = mydb.get_user(user)
    def extract_name(res):
        print "extract_name(%r)" % res
        if res:
            return res.name
        return "(unknown)"
    d.addCallback(extract_name)
    return d

def print_user_name(user):
    d = get_user_name(user)
    def print_name(name):
        print "print_name(%r)" % name
        print "Name:", name
        reactor.stop()
    d.addCallback(print_name)
    print "print_user_name returning"

main(print_user_name, sys.argv[1])