hest

def get_count(q):
    count_q = q.statement.with_only_columns([func.count()]).order_by(None)
    count = q.session.execute(count_q).scalar()
    return count

q = session.query(TestModel).filter(...).order_by(...)

# Slow: SELECT COUNT(*) FROM (SELECT ... FROM TestModel WHERE ...) ...
print q.count()

funkatron

import bleach

def strip_html(html_str):
    """
    a wrapper for bleach.clean() that strips ALL tags from the input
    """
    tags = []
    attr = {}
    styles = []
    strip = True

tsabat

Prereq:

apt-get install zsh
apt-get install git-core

Getting zsh to work in ubuntu is weird, since sh does not understand the source command. So, you do this to install zsh

wget https://github.com/robbyrussell/oh-my-zsh/raw/master/tools/install.sh -O - | zsh

benzittlau

 git ls-files | grep '\.swp$' | xargs git rm