Alexander Gorokhov sashgorokhov

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Python sorcerer, data wrangler, just a nice guy

sashgorokhov / download_json.py

Created October 21, 2017 19:37

sashgorokhov / download.js

Created June 8, 2017 15:24

Vkontakte music download from browser

	/**
	* Created by sashgorokhov on 08.06.17.
	*/

	function get_url_list() {
	var audio_list = document.getElementById('au_search_items');
	var audio_item_list = audio_list.getElementsByClassName('audio_item');

	var url_list = [];

sashgorokhov / retries.py

Created February 7, 2017 09:43

	import time
	import contextlib

	def retries(timeout=30, sleep_time=0.5, exception=AssertionError):
	timeout_at = time.time() + timeout
	state = {'fails': 0, 'give_up': False, 'success': False}

	@contextlib.contextmanager
	def handler():
	try:

sashgorokhov / attrdict.py

Last active October 11, 2016 10:14

Python AttrDict implementation with attribute defaults.

	"""
	AttrDict is useful for declarative class data mapping.
	>>> class Foo(AttrDict):
	... bar = 'bar'
	>>> f = Foo()
	>>> f
	{'bar': 'bar'}
	>>> f.bar
	'bar'
	>>> Foo(bar='baz', foo='foo') == {'bar': 'baz', 'foo': 'foo'}

sashgorokhov / singleton.py

Created September 17, 2016 15:53

Python singleton class decorator


	def singleton(cls):
	"""
	Class decorator. Everyone knows what it does.

	>>> class Foo: pass
	>>> Foo = singleton(Foo) # cant use class decorators in doctests ;(
	>>> f1 = Foo()
	>>> f2 = Foo()
	>>> f1 == f2

sashgorokhov / extract.py

Last active October 11, 2016 10:12

Extract parameters passed to caller function.

	import inspect


	def extract_parameters(deep=1, flattern=True):
	"""
	Return caller function arguments and values.

	:param int deep: how much to go up with callers. 1 is for original caller, 2 is for caller of a caller, etc
	:param bool flattern: *args arguments are not supported. Adds all keys from kwargs to original data.
	:rtype: dict