j2labs

>>> class Foo(object):
...     x = 5
...     y = Foo()
... 
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "<stdin>", line 3, in Foo
NameError: name 'Foo' is not defined
>>> 

j2labs

>>> import ujson as json
>>> jd = json.dumps
>>> json_is_ujson = True
>>> 
>>> 
>>> def dumps(data, sort_keys=False):
...     if json_is_ujson:
...         if sort_keys:
...             raise Exception('ujson does not support sort_keys flag')
...         return jd(data)

j2labs

function flash(id) {
    // Fades the colored panel into 70% opacity on top of an image stored in
    // the value stored in ".img-holder img". This has the effect of a square
    // fading into a tinted photograph.
    ...
}

j2labs

Flexibility and productivity are still motivators, but they are not the
primary motivators. Safety always trumps other considerations, and
performance also tends to rank very highly in the software-conservative's
value system.

j2labs

type comparison = Less | Equal | Greater;;

module type ORDERED_TYPE =
   sig
     type t
     val compare: t -> t -> comparison
   end;;

module Set =
   functor (Elt: ORDERED_TYPE) ->

j2labs

val service = {
  path("orders") {
    authenticate(httpBasic(realm = "admin area")) { user =>
      get {
        cacheResults(LruCache(maxCapacity = 1000, timeToIdle = Some(30.minutes))) {
          encodeResponse(Deflate) {
            completeWith {
              // marshal custom object with in-scope marshaller
              getOrdersFromDB}}}} ~

j2labs

>>> def deco(method):
...     def wrapped(*a, **kw):
...         retval = method(*a, **kw)
...         return retval
...     return wrapped
... 
>>> 
>>> def foo():
...     return 4
... 

j2labs

>>> m.to_json(encode=False)
{'owner': '557554ab-757f-421a-9838-8783d8555df3', '_types': ['Media'], '_cls': 'Media', 'title': u'Misc Media'}

>>> p = msgpack.packb(m.to_json(encode=False))
>>> p
'\x84\xa5owner\xda\x00$557554ab-757f-421a-9838-8783d8555df3\xa6_types\x91\xa5Media\xa4_cls\xa5Media\xa5title\xaaMisc Media'

>>> d = msgpack.unpackb(p)
{'owner': '557554ab-757f-421a-9838-8783d8555df3', '_types': ('Media',), '_cls': 'Media', 'title': 'Misc Media'}
>>> Movie(**d)

j2labs

>>> import functools
>>> def foo(a,b,c):
...     return a*b*c
... 
>>> times_two = functools.partial(foo, 2)
>>> times_two(3,4)
24

j2labs

import requests
import gzip

class GzipWrap(object):
    """The normal gzip interface requires writing / reading from gzipped files
    on the file system. I think that will cause significant slow-down in
    performance so this is a wrapper that implements a file-like interface, but
    works entirely from memory instead.