some python usage snippet

decorator.py

3,
def timeit(method):
    def timed(*args, **kw):
        ts = time()
        result = method(*args, **kw)
        te = time()
        logging.info('%r %2.2f sec' % (method.__name__, te-ts))
        return result
    return timed

def pretty_json(f):
    @wraps(f)
    def decorated(*args, **kwargs):
        pretty_print = request.args.get('pretty', 0)
        if pretty_print and pretty_print.isdigit():
            pretty_print = int(pretty_print)

        js, status, mimetype = f(*args, **kwargs)
        if pretty_print:
            resp = jsonify(**js)
            resp.status_code = status
            return resp
        else:
            return Response(json.dumps(js), status, mimetype=mimetype)

    return decorated

def http_method(methods=None):
    def decorator(f):
        def decorated(*args, **kwargs):
            if methods is not None:
                for arg in args:
                    if isinstance(arg, quixote.http_request.HTTPRequest):
                        request = arg
                        break
                if request.method in methods:
                    return f(*args, **kwargs)
                else:
                    raise TraversalError()

            return f(*args, **kwargs)
        return decorated
    return decorator

gistfile1.txt

1,
>>> def f1():
...     def f2():
...         pass
...     f2.__name__ = 'ehe'
...     return f2
...
>>> f1()
<function ehe at 0x10ef761b8>

>>> def f1():
...     def f2():
...         pass
...     return f2
...
>>> f1()
<function f2 at 0x10ef71b18>

2,
>>> class f:
...     dumps   = lambda self: `self`
...
>>> f().dumps()
'<__main__.f instance at 0x10fb8df38>'