cklein

#!/usr/bin/env python
"""
Django Handler for Virtual Environments

Created by Christian Klein on 2010-03-10.
(c) 2010 HUDORA GmbH. All rights reserved.
"""

import os

cklein

# encoding: utf-8
"""
Django template loader for loading templates from a CouchDB.

Created on 2010-03-06 by Christian Klein.
(c) 2010 Christian Klein. All rights reserved.
"""

from urlparse import urljoin

cklein

def get_unique_object(model, pk, handlers=None):
    """Get object or call exception handler"""
    
    def call_handler(exception):
        """Get handler for exception"""
        
        name = exception.__class__.__name__
        if name in handlers:
            fnc, args, kwargs = handlers[name]
            fnc(*args, **kwargs)

cklein

#!/bin/sh

# cheyenne.sh - kill apache processes
# Created by Christian Klein on 2010-04-01.
# Copyright (c) 2010 HUDORA GmbH. All rights reserved.

ps -U www -o pid,time | tail +2 | while read pid time; do
    hours=${time%:*}
    minutes=${time#*:}
    if [ $(printf %0.f $minutes) -gt 30 ] ; then

cklein

# Enforce maximum length contrains
for field in instance._meta.fields:
    if isinstance(field, models.CharField):
        value = getattr(instance, field.name, '')
        if len(value) > field.max_length:
            setattr(instance, field.name, value[:field.max_length])

cklein

#!/usr/bin/env python
# encoding: utf-8
"""
execgae.py

Created by Christian Klein on 2010-12-23.
Copyright (c) 2010 HUDORA. All rights reserved.
"""

import urllib

cklein

# Beispiel einer parallelen Suche mit asynctools:

def parallelsearch(tenant, term):
    """Suche, die eine parallele Abfrage des Datastores durchführt"""

    from asynctools import AsyncMultiTask, QueryTask

    results = []
    runner = AsyncMultiTask()

cklein

class ConverterProperty(db.Property):
    """Property class for converting data

    Example:
        Given a class MyModel which an IntegerProperty that should be converted to a StringProperty:

            class MyModel(db.Model):
                value = IntegerProperty()

        In the conversion step the model would look like this:

cklein

<?xml version="1.0"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
    <xs:element name="order">
        <xs:complexType>
            <xs:all>
                <xs:element name="empfaenger_iln" type="GLN"/>
                <xs:element name="orderid_client" type="xs:string"/>
                <xs:element name="anlieferdatum_von" type="xs:date"/>
                <xs:element name="anlieferdatum_bis" type="xs:date"/>
                <xs:element name="auftragsnr_kunde" type="xs:string"/>

cklein

ek = 21.
vk = 2 * ek
x = (vk - ek) / (vk * 0.9 - ek)

for menge in 5, 23, 712, 8544, 3344444:
    x = ((vk - ek) / (vk * 0.9 - ek))
    print menge * vk - menge * ek, (menge * x * (vk * 0.9)) - (menge * x * ek)