myrfy001

https://stackoverflow.com/questions/5369723/multi-level-defaultdict-with-variable-depth

` from collections import defaultdict

nested_dict = lambda: defaultdict(nested_dict) nest = nested_dict()

nest[0][1][2][3][4][5] = 6 `

myrfy001

# Author myrfy
def moving_average(seq_in, window_size):
    sum = 0.0
    iter_ = iter(seq_in)
    buf_q = deque(maxlen=window_size)
    # build the init window
    for i in islice(iter_, window_size):
        buf_q.append(i)
        sum += i

myrfy001

Paste the following code into the console panel of the DevTools window of Chrome or Firefox.

The style sheet came from (Web Scraper)[http://webscraper.io/] plugin for Chrome

It is useful for analyse a page layout and you can extend it to select preferred dom elements.

function addStyleString(str) {
    var node = document.createElement('style');

myrfy001

# coding:utf-8
# author: https://github.com/myrfy001

import sys
import collections


class SubtitleBlock:
    __slots__ = ("idx_line", "time_line", "text_lines")

myrfy001

intLiteral                  ::= ’0  | ’1
                            |   sizedIntLiteral
                            |   unsizedIntLiteral
sizedIntLiteral             ::= bitWidth baseLiteral
unsizedIntLiteral           ::= [ sign ] baseLiteral
                            |   [ sign ] decNum
baseLiteral                 ::=   (’d | ’D) decDigitsUnderscore
                            |   (’h | ’H) hexDigitsUnderscore
                            |   (’o | ’O) octDigitsUnderscore
                            |   (’b | ’B) binDigitsUnderscore