TinySLG

培训的作业

1. 至少找出两种免密方案支持ssh vagrant@以及knife zero converge
2. 创建docker cookbook翻译Docker官网的安装步骤，完成在Ubuntu和CentOS系统上docker软件包安装（无需配置）

另外， 需要完成源码编译方式安装Nginx的练习

#coding=utf-8 from pymongo import MongoClient from Constants import Constants import pprint

class MistakesStats:

def __init__(self):
    self.db = Constants.MONGO_CLIENT.Steam
    pass

def count(self) :
    pipeline = [{
        "$group":{"_id":"$eId", "total":{"$avg":"$score"}, "count":{"$sum":1}}
    }]
    pprint.pprint(list(self.db.commits.aggregate(pipeline)))
    pass

if name == "main": ix = MistakesStats() ix.count()

import os from pymongo import MongoClient

class Constants: def init(self): pass MONGO_CLIENT = MongoClient('mongodb://'+str(os.environ["MONGO_URL"]))