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Python
2018-06-02 03:09:35
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lion
#ubuntu下编译安装 ##下载解压 wget https://www.python.org/ftp/python/3.6.5/Python-3.6.5.tgz tar -xzvf Python-3.6.5.tgz ##依赖模块 sudo apt-get install gcc g++ python-dev libffi-dev libssl-dev libxml2-dev libxslt-dev libmysqlclient-dev libsqlite3-dev zlib1g-dev ## 配置 ./configure ## 安装 make make install ## 更新pip pip3 install --upgrade pip #常用 ## http请求 ### urllib import urllib.request import urllib.parse url = 'https://api.spotify.com/v1/search?type=artist&q=snoop' f = urllib.request.urlopen(url) print(f.read().decode('utf-8')) ### requests #安装 pip install requests #代码 import requests r = requests.get('https://api.spotify.com/v1/search?type=artist&q=snoop') r.json() ##多线程 ### 开启 import _thread import time def func(a,b): time.sleep(0.1) pass thread.start_new_thread (func,(a,b)) 如： ## MongoDB import pymongo from bson.objectid import ObjectId myclient = pymongo.MongoClient("mongodb://172.17.12.50:27017/") mydb = myclient['test'] mycol = mydb["testarrayindex"] d1=mycol.find_one({"_id": ObjectId("5d9eee0c8d8ae4ae310645b0")}) #查找 ds=mycol.find_one_and_update({"_id": ObjectId("5d9eee0c8d8ae4ae310645b0")},update={"$addToSet":{"idx":"3333"}}) #插入一个值到array #$addToSet 与$push，差别是：$addToSet会先判断有无，不会重复插入
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