Python learning notes 03: python core data type, python learning notes

Python learning notes 03: python core data type, python learning notes

Basically, Python is an object-oriented language. Its Class module supports advanced concepts such as polymorphism, Operator overloading, and multi-inheritance. It is easy to use OOP with simple syntax and type unique to Python. Python syntax is simple and easy to use.

Python programs can be divided into modules, statements, expressions, and objects. 1. The program consists of modules. 2. The module contains statements. 3. The statement contains an expression. 4. expressions are used to create and process objects.

The core data types of Python are as follows:

Object Type	Example constant/create
Number	1234, 3.1415
String	'Spam', "guido's", B 'a \ xolc'
List	[1, [2, 'three '], 4]
Dictionary	{'A': 65, 'B': 66}
Tuples	(1, 'spam', 4, 'U ')
File	File = open('1.txt ', 'R ')
Set	Set ('abcd'), {'A', 'B', 'C '}
Other Types	Type, None, Boolean
Programming Unit Type	Functions, modules, and classes
Implementation-related types	Compiled code stack Tracing