piotch

Keybase proof

I hereby claim:

• I am piotch on github.
• I am piotch (https://keybase.io/piotch) on keybase.
• I have a public key whose fingerprint is 74D3 18AA 5E06 5306 5E63 E73D 3E33 D27A C49F 1CD2

To claim this, I am signing this object:

piotch

a=`gsort -R /usr/share/dict/words | head -n1`
s="London is a $a machine."
echo
echo $s
echo
echo "Happy with this one ? [yn]"
read yn
case $yn in
        y )
                t update "$s" ;;

piotch

from requests.auth import AuthBase

class DRFTokenAuth(AuthBase):
    """
    Attaches Django Rest Framework token auth header to the given Request object.
    http://www.django-rest-framework.org/api-guide/authentication/#tokenauthentication
    http://docs.python-requests.org/en/latest/user/authentication/#new-forms-of-authentication
    """
    def __init__(self, api_key):
        self.api_key = api_key

piotch

from importlib import import_module
_module = lambda x: x[:x.rfind('.')]
_cls = lambda x: x[x.rfind('.')+1:]
s = 'some.module.class'
getattr(import_module(_module(s)), _cls(s))

piotch

class Singleton(type):
    _instances = {}
    def __call__(cls, *args, **kwargs):
        if cls not in cls._instances:
            cls._instances[cls] = super(Singleton, cls).__call__(*args, **kwargs)
        return cls._instances[cls]

class Blah(object):
    __metaclass__ = Singleton

piotch

SELECT 
  COLUMN_NAME,
  TABLE_NAME,
  CHARACTER_SET_NAME,
  COLUMN_TYPE,
  COLLATION_NAME
FROM information_schema.COLUMNS
WHERE TABLE_SCHEMA = 'your_database_name'

piotch

from django.db.models import get_app, get_models
from django.conf import settings
from south.db import db
from south.v2 import SchemaMigration


class Migration(SchemaMigration):
    """
    This is a generic migration to convert tables and column from latin-1 to utf-8
    To use it create an empty migration: 

piotch

python manage.py schemamigration app_name convert_utf8 --empty

# ici éditer le contenu de la nouvelle migration pour avoir les méthodes backward et forward de la migration générique

python manage.py dumpdata app_name --indent=4 > before.json

python manage.py migrate XXXX_convert_utf8 # remplacer XXXX par le numéro de la migration

python manage.py dumpdata app_name --indent=4 > after.json

piotch

from django.utils import six  # Python 3 compatibility
from django.utils.functional import lazy
from django.utils.safestring import mark_safe
from django.utils.translation import ugettext_lazy as _

mark_safe_lazy = lazy(mark_safe, six.text_type)

piotch

svn log | perl -l40pe 's/^-+/\n/' | head