What Is The Differences Between Python Eval And Exec Function
I use eval() and exec() function in recent python development, and i am not sure which function to use in which scenario, so i investigate python’s document and write down […]
How To Resolve Could Not Find SSL Module Error After Install Python
When i import python ssl module just after python is installed, it is prompted that ssl module cannot be found like below. This article will tell you how to resolve […]
How To Use Selenium WebDriver In Python To Make Web Automation Testing Example
Selenium is mainly used for automated testing, it support multiple browsers, it can simulate browser for web page loading and for solving JavaScript rendering problems in crawlers. This example will […]
How To Use Python __new__ Method Example
In Python, the __new__ method is similar to the __init__ method, but if both exist, __new__ method executes first. In the base class object, __new__ is defined as a static […]
Some Python Time, Datetime Common Usage Example
1. Get Current Time. >>> import datetime,time >>> >>> now = time.strftime(“%Y-%m-%d %H:%M:%S”) >>> >>> print(now) 2019-03-29 21:27:20 >>> >>> now = datetime.datetime.now() >>> >>> print(now) 2019-03-29 21:27:20.218849 2. Get […]
How To Use Python Time, DateTime Module Examples
Python provides a variety of time and date processing methods, mainly in time and datetime modules. In this article i will show you some time and datetime module examples to […]
How To Convert Timestamp To Specified Format Date String In Python3
When writing Python code, we often encounter the problem of time format. The first thing is the conversion between timestamp and date time fromat string. The timestamp is the number […]
Django Url Tag And Reverse Function Example
Using url tag and reverse() function, you can avoid hard-coding urls in template html files and views. So that even if the url path changes, it has no effect on […]
How To Use String Truncation Function strip(), lstrip(), And rstrip() In Python3
There are three functions in Python to remove one string’s head and tail characters and the blank characters, they are strip, lstrip and rstrip. strip : Used to remove both […]
How To Compile And Install Python3 From Source Code In CentOS
The default Python version under CentOS is 2.6 or 2.7, and now more and more modules support Python 3, so it is very necessary to install a Python 3 in […]
