datetime.time One constructor: time(hour, minute, second, microsecond) all are assumed 0 unless specified You can get the data out through attributes: time.hour, time.minute, time.second, time.microsecond t = datetime.time(14, 11, 56) t.minute # 11 datetime.datetime Two constructors: da...
Review Printing and execution Variables and basic data-types: integers, floats, strings Arithmetic with, conversion between String characters and chunks, string methods Functions, using/calling and defining: Use in any expression Parameters as input, return for output Functions calling other functions (...
Scripting Types of programming Language Paradigms Python Variables Data Types What is variables Assign Variables Data Types Numeric Data Types int,float,complex Boolean Data Types Text Sequence Type str Compound Data Types list,tuple,range,set,dict ...
Awesome Data Science with Python A curated list of awesome resources for practicing data science using Python, including not only libraries, but also links to tutorials, code snippets, blog posts and talks. Core pandas - Data structures built on top of numpy. scikit-learn - Core ML library, ...
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C:\Users\y17mm>D:\ProgramData\Anaconda3\python.exeD:\y17mm\Downloads\oletools\oleobj.py"E:\Project\pythonProject\pyHomeWorkTool\02 -oleObject1.bin" D:\y17mm\Downloads\oletools\oleobj.py:581:SyntaxWarning: "is"withaliteral.Didyoumean"=="?
打开PyCharm官网,如下图所示,单击“DOWNLOAD”下载按钮。配置Python爬虫环境安装PyCharm选择Windows系统的“Community”(社区版),单击“Download”按钮即可下载安装包,如下图所示。配置Python爬虫环境配置Python爬虫环境下载完成后,双击安装包,打开安装向导,如下图所示,单击“Next”按钮进行下一步操作。配置Python爬虫环境在...
#1、打开文件(获取一个工作表) import xlrd data = xlrd.open_workbook("01.xls")#打开当前目录下名为01.xls的文档 #此时data相当于指向该文件的指针 table = data.sheet_by_index(0)#通过索引获取,例如打开第一个sheet表格 table = data.sheet_by_name("sheet1")#通过名称获取,如读取sheet1表单 table ...
CREATE DATABASE IF NOT EXISTS myTestDB DEFAULT CHARSET utf8mb4 COLLATE utf8mb4_general_ci; exit systemctl restart mariadb 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 脚本说明: 使用超级用户 加入端口3306到防火墙 更新防火墙 ...
Sheet.row_types(rowx, start_colx=0,end_colx=None)返回rowx行编号对应的行记录，行记录是一个由...