Table of Contents
Introduction:
Python is a high-level, interpreted programming language known for its simplicity and readability. It was created by Guido van Rossum and first released in 1991. Python emphasizes code readability with its clean and easy-to-understand syntax, making it a popular choice for beginners and experienced programmers alike.
Here are some key features and characteristics of Python:
1. Simple and Easy to Learn: Python’s syntax is designed to be easy to read and understand, which makes it an excellent language for beginners.
2. Interpreted Language: Python code is executed line by line, interpreted at runtime by the Python interpreter, which means you don’t need to compile your code before executing it.
3. High-level Language: Python abstracts many low-level details, making it easier to focus on solving problems rather than dealing with system-level concerns.
4. Multiparadigm: Python supports multiple programming paradigms, including procedural, object-oriented, and functional programming styles.
5. Extensive Standard Library: Python comes with a vast standard library that provides support for many common tasks, such as working with files, networking, and data processing, without the need for third-party libraries.
6. Dynamic Typing: Python uses dynamic typing, which means you don’t need to declare the type of a variable explicitly. Instead, the type of a variable is determined at runtime.
7. Strong Typing: While Python is dynamically typed, it still enforces strong typing, which means operations that are not supported for a certain type will result in a TypeError.
8. Cross-platform: Python is available on various platforms, including Windows, macOS, and Linux, making it a versatile choice for developing applications that can run on different operating systems.
9. Large and Active Community: Python has a large and active community of developers who contribute to its ecosystem by creating libraries, frameworks, and tools, and providing support through forums, mailing lists, and online resources.
10. Open Source: Python is developed under an open-source license, which means its source code is freely available and can be modified and redistributed by anyone.
Python is widely used in various domains, including web development, data science, machine learning, artificial intelligence, scientific computing, automation, and scripting. Its versatility, ease of learning, and extensive ecosystem of libraries and tools make it a popular choice for developers across different industries.
Python Language: Data Types
Python has the following data types built-in by default, in these categories:
| Numeric Types: | int, float, complex |
| Text Type: | str |
| Sequence Types: | list, tuple, range |
| Mapping Type: | Dict |
| Set Types: | set, frozenset |
| Boolean Type: | Bool |
| Binary Types: | bytes, bytearray, memoryview |
| None Type: | NoneType |