Andy Venet avenet

## admin.py
# common/admin.py

class InputFilter(admin.SimpleListFilter):
    template = 'admin/input_filter.html'

    def lookups(self, request, model_admin):
        # Dummy, required to show the filter.
        return ((),)

    def choices(self, changelist):

## psql-with-gzip-cheatsheet.sh
# This is just a cheat sheet:

# On production
sudo -u postgres pg_dump database | gzip -9 > database.sql.gz

# On local
scp -C production:~/database.sql.gz
dropdb database && createdb database
gunzip < database.sql.gz | psql database

## test_attrs.py
class CompanyViewSet(ListModelMixin, GenericViewSet):
    authentication_classes = (TokenAuthentication,)
    serializer_class = CompanySerializer
    filter_backends = (filters.DjangoFilterBackend, filters.OrderingFilter)
    ordering_fields = ('name',)
    filter_class = CompanyFilterSet


class CompanyViewSetTests(TestCase):
    def test_attrs(self):

## slow_operation.py
import asyncio

@asyncio.coroutine
def slow_operation(n):
    yield from asyncio.sleep(1)
    print("Slow operation {} complete".format(n))


@asyncio.coroutine
def main():

## exception.py
import sys
import traceback

try:
    exec(open('error.py').read())
except Exception as e:
    exc_type, ex, tb = sys.exc_info()
    imported_tb_info = traceback.extract_tb(tb)[-1]
    line_number = imported_tb_info[1]
    print('{}: Exception in line: {}, message: {}'.format(exc_type.__name__, line_number, ex))

## boostrap-datatables.html
<html>
    <head>
        <link rel="stylesheet" type="text/css" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap.min.css">
        <link rel="stylesheet" type="text/css" href="https://cdn.datatables.net/plug-ins/1.10.7/integration/bootstrap/3/dataTables.bootstrap.css">
        <style type="text/css" class="init">
            body { font-size: 140%; }
        </style>

        <script language="javascript" src="https://code.jquery.com/jquery-1.11.1.min.js"></script>
        <script language="javascript" src="https://cdn.datatables.net/1.10.7/js/jquery.dataTables.min.js"></script>

## benchmark.rb
require "pg"
require "redis"

words = File.read("/usr/share/dict/words").split "\n"
pgconn = PGconn.open :dbname => "test_hstore", :port => 5433, :user => "test_user", :password => "changeme"
redis = Redis.new
reps = [1,10,100,1000,10000]
pg_inserts = []
pg_selects = []
redis_sets = []

## sqlite_example.py
import sqlite3

created_db = sqlite3.connect('test.db')
cursor = created_db.cursor()

def create_table():
    cursor.execute("""CREATE TABLE IF NOT EXISTS Scores
    (id INTEGER PRIMARY KEY, Name TEXT, Class TEXT, Score INTERGER)""")

def add_pupil(name, klass, score):

## forward_redirection.py
import httplib
import urlparse

from django.http import HttpResponse
from django.views.decorators.csrf import csrf_exempt


def format_header(header_name):
    if header_name.startswith("HTTP_"):
        header_name = header_name[5:]

## permutations.py
def permutations(str_value):
    chars = list(str_value)
    used_chars = [False] * len(str_value)
    return _permute(chars, used_chars, "")

def _permute(chars, used_chars, current):
    if len(current) == len(used_chars):
        yield current
    else:
        for i, used_char in enumerate(used_chars):
	# common/admin.py

	class InputFilter(admin.SimpleListFilter):
	template = 'admin/input_filter.html'

	def lookups(self, request, model_admin):
	# Dummy, required to show the filter.
	return ((),)

	def choices(self, changelist):
	# This is just a cheat sheet:

	# On production
	sudo -u postgres pg_dump database \| gzip -9 > database.sql.gz

	# On local
	scp -C production:~/database.sql.gz
	dropdb database && createdb database
	gunzip < database.sql.gz \| psql database
	class CompanyViewSet(ListModelMixin, GenericViewSet):
	authentication_classes = (TokenAuthentication,)
	serializer_class = CompanySerializer
	filter_backends = (filters.DjangoFilterBackend, filters.OrderingFilter)
	ordering_fields = ('name',)
	filter_class = CompanyFilterSet


	class CompanyViewSetTests(TestCase):
	def test_attrs(self):
	import asyncio

	@asyncio.coroutine
	def slow_operation(n):
	yield from asyncio.sleep(1)
	print("Slow operation {} complete".format(n))


	@asyncio.coroutine
	def main():
	import sys
	import traceback

	try:
	exec(open('error.py').read())
	except Exception as e:
	exc_type, ex, tb = sys.exc_info()
	imported_tb_info = traceback.extract_tb(tb)[-1]
	line_number = imported_tb_info[1]
	print('{}: Exception in line: {}, message: {}'.format(exc_type.__name__, line_number, ex))
	<html>
	<head>
	<link rel="stylesheet" type="text/css" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.2/css/bootstrap.min.css">
	<link rel="stylesheet" type="text/css" href="https://cdn.datatables.net/plug-ins/1.10.7/integration/bootstrap/3/dataTables.bootstrap.css">
	<style type="text/css" class="init">
	body { font-size: 140%; }
	</style>

	<script language="javascript" src="https://code.jquery.com/jquery-1.11.1.min.js"></script>
	<script language="javascript" src="https://cdn.datatables.net/1.10.7/js/jquery.dataTables.min.js"></script>
	require "pg"
	require "redis"

	words = File.read("/usr/share/dict/words").split "\n"
	pgconn = PGconn.open :dbname => "test_hstore", :port => 5433, :user => "test_user", :password => "changeme"
	redis = Redis.new
	reps = [1,10,100,1000,10000]
	pg_inserts = []
	pg_selects = []
	redis_sets = []
	import sqlite3

	created_db = sqlite3.connect('test.db')
	cursor = created_db.cursor()

	def create_table():
	cursor.execute("""CREATE TABLE IF NOT EXISTS Scores
	(id INTEGER PRIMARY KEY, Name TEXT, Class TEXT, Score INTERGER)""")

	def add_pupil(name, klass, score):
	import httplib
	import urlparse

	from django.http import HttpResponse
	from django.views.decorators.csrf import csrf_exempt


	def format_header(header_name):
	if header_name.startswith("HTTP_"):
	header_name = header_name[5:]
	def permutations(str_value):
	chars = list(str_value)
	used_chars = [False] * len(str_value)
	return _permute(chars, used_chars, "")

	def _permute(chars, used_chars, current):
	if len(current) == len(used_chars):
	yield current
	else:
	for i, used_char in enumerate(used_chars):