What does %s mean in python

%s in python means used as the formatted output of print: print a string. The built-in [%] operator in Python can be used to format string operations and control the presentation format of the string. s represents a string, and the format character reserves a place for the real value and controls the format of the display.

The operating environment of this tutorial: Windows 7 system, python version 3.9, DELL G3 computer.

%s means in python:

Python's %s is used as the formatted output of print: print a string.

The built-in % operator in Python can be used to format string operations and control the presentation format of strings. s represents a string. Format characters reserve space for actual values ​​and control the format of the display. The formatter can contain a type code to control the type of display.

Python is a computer programming language. It is an object-oriented dynamic type language that was originally designed for writing automated scripts (shells). With the continuous updates of the version and the addition of new language features, it is increasingly used for the development of independent and large-scale projects.

Extended information:

Compared with MATLAB, using Python for scientific calculations has the following advantages:

1. MATLAB is a commercial software and is expensive. Python is completely free, and many open source scientific computing libraries provide Python calling interfaces. Users can install Python and most of its extension libraries for free on any computer.

2. Compared with MATLAB, Python is an easier to learn and more rigorous programming language. It allows users to write code that is more readable and maintainable.

3. MATLAB mainly focuses on engineering and scientific computing. However, even in the computing field, various needs such as file management, interface design, and network communication are often encountered. Python has a rich extension library that can easily complete various advanced tasks. Developers can use Python to implement various functions required for complete applications.

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