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Aloïs Guillopé Atala

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Atala / Euler 11
Created Dec 17, 2013
This is my solution to the projecteuler 11th problem
View Euler 11
from sys import stdin
def up(x, y, f):
return reduce(lambda u,v: int(u)*int(v), f[x][y:y+4])
except IndexError:
return 0
def down(x, y, f):
Atala / postmkvirtualenv
Created Sep 25, 2014
Snippet for postmkvirtualenv hook
View postmkvirtualenv
# This hook is sourced after a new virtualenv is activated.
proj_name=$(basename $VIRTUAL_ENV)
mkdir $HOME/src/$proj_name
add2virtualenv $HOME/src/$proj_name
cd $HOME/src/$proj_name
Atala / postactivate
Last active Aug 29, 2015
Snippet for postactivate hook
View postactivate
# This hook is sourced after every virtualenv is activated.
proj_name=$(basename $VIRTUAL_ENV)
cd ~/src/$proj_name
# show virtualenv
RPROMPT="%{${fg_bold[white]}%}(env: %{${fg[green]}%}`basename \"$VIRTUAL_ENV\"`%{${fg_bold[white]}%})%{${reset_color}%} $RPROMPT"
Atala / postdeactivate
Created Sep 30, 2014
Postdeactivate hook for virtulenvwrapper
View postdeactivate
# This hook is sourced after every virtualenv is deactivated.
# remove virtualenv
Atala / Unzip file
Created Oct 16, 2014
Unzip a file in python - note that extractall() is sensible to traversal attacks
View Unzip file
import zipfile,os.path
def unzip(source_filename, dest_dir):
with zipfile.ZipFile(source_filename) as zf:
for member in zf.infolist():
# Path traversal defense copied from
words = member.filename.split('/')
path = dest_dir
for word in words[:-1]:
drive, word = os.path.splitdrive(word)
Atala / gevent.unpatch
Last active Aug 29, 2015
Proposal for switching threading module
View gevent.unpatch
import sys
# keep original thread module for later use
original_thread_module = sys.modules.pop('threading', None)
import gevent.monkey
Atala /
Created Dec 1, 2014
Django TEST_MIRROR issue
#! debug
ipdb> connections['default'].cursor().db.connection
<connection object at 0x10646d180; dsn: 'dbname=test_master', closed: 0>
ipdb> connections['prestashop'].cursor().db.connection
<connection object at 0x10670d3e0; dsn: 'dbname=test_master', closed: 0>
#! settings
'default': {
'ENGINE': 'django.db.backends.postgresql_psycopg2',
Atala /
Created Jan 19, 2015
Note on messagepack unpacking

As I understand, this won't work:

import msgpack
fd = sock.makefile("rb")
unpacker = msgpack.Unpacker(fd, encoding="utf-8")
packet =

From the msgepack python implementation, the unpacker will emit this:

View secure-nginx.conf
ssl_session_timeout 5m;
ssl_session_cache shared:SSL:5m;
ssl_prefer_server_ciphers on;
ssl_protocols TLSv1 TLSv1.1 TLSv1.2;
ssl_dhparam /etc/nginx/cert/dhparams.pem;
Atala /
Created Aug 10, 2015
Thanks to Shahar Evron for this script.
#!/usr/bin/env python
Send memory usage metrics to Amazon CloudWatch
This is intended to run on an Amazon EC2 instance and requires an IAM
role allowing to write CloudWatch metrics. Alternatively, you can create
a boto credentials file and rely on it instead.
Original idea based on