python -m pydoc -p 1234 1. 实现收发服务器与客户端 实现类似于网络调试助手的部分功能 服务器 # @Author:zh # @Data:2020/10/2 20:49 # @:PyCharm # Python版本:3.7 from socket import * from threading import Thread list_socket=[] def ReadMsg(sk): while True: try: dataReceived=sk.re...
For Python, look for AirlineDemoSmall.csv at C:\Program Files\Microsoft SQL Server\MSSQL14.MSSQLSERVER\PYTHON_SERVICES\Lib\site-packages\revoscalepy\data\sample_data When you select the file, default values are filled in for table name and schema. Click through the remaining pages, accepting...
#!/usr/bin/env python3 # coding:utf-8 # author:Lyu from prometheus_client import Gauge from scapy.all import * import time net_data = {} d_net_info = {} lock = threading.Lock() def print_data(): # 将ip 与进程关联,统计进程的流量 while True: lock.acquire() for key in net_dat...
"""c=[]pcg=float(self.disk())""" 判断今天是否有新的文件备份,在删除的列表中删除最后一天的数据,但必须保证磁盘的使用百分比大于 %55 """iftime.localtime().tm_ydayinres.values():iflen(old_df)!=0:forsinrange(len(old_df)):forf,kinold_df[s].items():c.append(k)forsinrange(len(old...
1fromseleniumimportwebdriver2fromtimeimportctime,sleep3importcsv4#循环读取每一行每一个字段csv5bid_info = csv.DictReader(open('E:\\script\\python-script\\demo_test_courses.csv','r'))6dict_data =[]7forlinesinbid_info:8ifbid_info.line_num == 1:9continue10else:11dict_data.append(lines)...
for row in db.batch_commit(data_dict, 100): p = Person.create(**row) 1. 2. 3. 4. 5. 6. 查看SQL 语句如下: ('BEGIN', None) ('INSERT INTO "person" ("Name", "Age", "Birthday") VALUES (?, ?, ?)', ['张三', 30, datetime.date(1990, 1, 1)]) ...
but you use it from the comfort of Python/JavaScript. The parser takes a slightly different approach to exposing the information in the demo. Rather than letting you hook onto events in a streaming fashion, it lets you "query" the demo similarly to how you would interact with a database....
'* DEMO 1#Filename: test_mysql.py23frommysql_classimportMyDb45'''测试开始'''67'''连接数据库[实例化]'''8my_db = MyDb('127.0.0.1','python_user','123123')910'''选择数据库'''11my_db.selectDb('test')121314'''修改单条信息15dictData = {'class' : 'DD', 'name' : 'Pitt.C',...
參考: 書名: Machine Learning and Data Science Blueprints for Finance: From Building Trading Strategies to Robo-Advisors Using Python 作者: Hariom Tatsat, Sahil Puri, Brad Lookabaugh 出版者: O'Reilly Media, 2020 URL: https://www.oreilly.com/library/view/machine-learning-and/9781492073048/ 資料...
Datafram 的示例 df = pd.DataFrame( np.random.randn(10,5), columns=('第%d列'% (i+1)foriinrange(5)) ) st.dataframe(df.style.highlight_max(axis=0)) 效果如下,可以看到在图示外,有个向下的小箭头,你点一下,就会进行排序 除此之外,你还能看到我对最大值进行了高亮显示,原因是我传入的参数是...