python tool pylint

install

debian
```
 $ sudo apt-get install pylint
```
fedora
```
 $ sudo yum install pylint
```

opensuse

 $ sudo zypper install pylint # python2.7
 $ sudo zypper install python3-pylint

freebsd
```
 $ pip install pylint
```

arch linux

 $ pacman -S python2-pylint # if you live in the past
 $ pacman -S python-pylint  # if you line in the future

windows
```
 $ pip install pylint # see note
```

from source

 $ hg clone https://bitbucket.org/logilab/pylint/
 $ hg clone https://bitbucket.org/logilab/astroid
 $ mkdir logilab && touch logilab/__init__.py
 $ hg clone http://hg.logilab.org/logilab/common logilab/common