myano

Python 101

Introduction

Welcome to Python 101 at PyOhio 2013!

Python 2.x or Python 3.x?

myano

#Given to the public domain
#No warranties
import urllib2
import simplejson

def shorturl(urltoshorten):
    """Compress the URL using goo.gl take a look at https://developers.google.com/url-shortener/v1/getting_started
    
    >>> shorturl('http://igor.tamarapatino.org')
    'http://goo.gl/FxHOn'

myano

This demonstrates how different regular expression engines handle catastrophic expressions. Python's "re" module doesn't seem to have any type of backtracking timeout.

awk

awk 4.0.1

» awk --version
GNU Awk 4.0.1

» time echo aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa | awk '{ gsub("^(([a-z])+.)+A-Z+$", "test"); print}'

myano

#!/usr/bin/env python
'''
This file contains fake data which may be useful in
demonstrating basic principles in Python.
'''

import random

colors = [
    'red',

myano

My model for assessing trust with people.

1. Random strangers
2. Acquaintances
3. Most friends that are more than acquaintances
4. Close friends
5. Only me

myano

Rules for ##uno on freenode

• No additional bots in the channel. Only ChanServ and jenni are allowed.
• No automated scripts. (eg: No automatic /me's or messages when you go "away")
• No personal insults.
• No cheating.
• Do not highlight nicks unless you are conversing with said person or persons.
• Do not spam the channel with non-relevant commands to the current game.
• Do not beg/insist the ops ban somebody.

myano

Create git.io Short URLs in Python

git.io is an awesome URL shortener provided by Github. It works when shortening URLs from *.github.com/* to a small https://git.io/ link.

requests

>>> import requests

myano

#!/usr/bin/env python

import copy


f = open('weechat.conf', 'r')

formats = ['/join ', '/query ']

networks = {

myano

Without salt:

$ echo -n "foobar" | sha1sum | cut -d' ' -f1 | xxd -r -p | base64

With salt:

$ USR="yourname";PWD="foobar";SALT="$(openssl rand -base64 3)";SHA1=$(printf "$PWD$SALT" | openssl dgst -binary -sha1 | sed 's#$#'"$SALT"'#' | base64); echo "$USR:{SSHA}$SHA1"

ikks

#Given to the public domain
#No warranties
import urllib2
import simplejson

def shorturl(urltoshorten):
    """Compress the URL using goo.gl take a look at https://developers.google.com/url-shortener/v1/getting_started
    
    >>> shorturl('http://igor.tamarapatino.org')
    'http://goo.gl/FxHOn'