xuzhengfu

import random
import requests
from time import sleep
from pypinyin import lazy_pinyin
from termcolor import colored
from simpleeval import simple_eval


class Bot:
    

xuzhengfu

from math import sqrt
from itertools import islice


def is_prime(num):
    if num in (2, 3):
        return True

    for factor in range(2, int(sqrt(num)) + 1):
        if num % factor == 0:

xuzhengfu

# coding=utf-8

class TreeNode:
    def __init__(self, name='root', data=None, parent=None, children=None):
        self.name = name
        self.data = data
        
        if parent:
            assert isinstance(parent, TreeNode)
            parent.add_child(self)