AntiKnot

class Foo:
    count = 0

    def __init__(self, a: int):
        self.a = a
        self.add1()

    @classmethod
    def add1(cls):
        cls.count += 1

AntiKnot

import functools
from typing import List


class Solution(object):
    def largest_nums(self, nums: List[int]) -> str:
        snums = [str(item) for item in nums]
        snums.sort(key=functools.cmp_to_key(self.cmp), reverse=True)
        _res = ""
        for i in snums:

AntiKnot

test_data = "1,2,3-7,9,13,15-19"


def foo(some_array_string: str) -> list:
    res = []
    items = some_array_string.split(',')
    for item in items:
        try:
            number = int(item)
            res.append(number)

AntiKnot

"""
# build tree with python not class
ref mowangdk
https://blog.csdn.net/bell10027/article/details/51056114

    users = tree()
    users['harold']['username'] = 'bell'
    users['handler']['username'] = 'master'
    print(json.dumps(users))
    {'harold': {'username': 'bell'}, 'handler': {'username': 'master'}}

AntiKnot

test_case = [2, 4, 6, 8, 0]


def wine_sort(l):
    if l is []:
        return []
    length = len(l)
    left = 0
    right = length
    while left < right:

AntiKnot

from flask import Flask
from rq import Queue
from rq.job import Job
# -----
from redis import Redis
from rq import Worker, Queue, Connection

conn = Redis()
# -----

AntiKnot

from ibm_watson import SpeechToTextV1

speech_to_text = SpeechToTextV1(
    iam_apikey='{apikey}'.format(apikey="APIKEY"),
    url='{url}'.format(url="https://stream.watsonplatform.net/speech-to-text/api")
)

with open('audio-file.flac', 'rb')as audio_file:
    print(speech_to_text.recognize(
        audio_file, content_type='audio/flac', timestamps=True, model='zh-CN_NarrowbandModel', word_confidence=True

AntiKnot

import datetime

test_event = [
    {"event": "try", "date": "2018 01-02 12:33:23", "amount": "3d"},
    {"event": "buy", "date": "2018 04-02 12:33:23", "amount": "3m"},
    {"event": "try", "date": "2018 05-02 12:33:23", "amount": "3d"},
    {"event": "renew", "date": "2018 07-01 12:33:23", "amount": "1y"},
    {"event": "renew", "date": "2018 10-01 12:33:23", "amount": "1m"},
    {"event": "buy", "date": "2019 03-01 12:33:23", "amount": "1m"},
    # {"event": "buy", "date": "2019 04-20 12:33:23", "amount": "0d"},

AntiKnot

# -*- coding: utf-8 -*-

# 将多个Excel文件合并成一个
import os

import xlrd
import xlsxwriter


# 打开一个excel文件

AntiKnot

import heapq


class TopK(object):
    def __init__(self, k):
        self.k = k
        self.heap = []

    def push(self, elem):
        if len(self.heap) < self.k: