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Python Introduction of python Python Variables and Types Python Numerical Operators and Variables Python Python Interpreter and Its Modes Python Conditional Logic Python Data Type Python Common comparators in python Python List and Tuple Python Dictionaries and Sets Python For Loop Python While Loop

Introduction of python

Introduction of python

Introduction to Python


Python is a high-level interpreted programming language created by Guido van Rossum and first released in 1991. Python's syntax is designed to be straightforward and human-readable as well as more flexible than other programming languages, making it an ideal language for beginners. However, Python will generally run more slowly than compiled programming languages because of its interpreted nature.



What is a Programming Language?


A programming language is like a set of instructions or rules that humans can use to tell a computer what to do. It is a way to communicate with the computer, using a special language that both you and the computer can understand.



Compiled vs. Interpreted Languages


A compiled language translates the source code all at once by a compiler into a language that the computer can understand. On the other hand, an interpreted language translates the source code on the fly, line by line, as the program runs using an interpreter.



General-Purpose Language


General-purpose languages, like Python, are crafted to handle a wide range of applications across diverse domains. In contrast, domain-specific languages (DSLs) such as SQL and HTML are honed for particular tasks, like database queries and web content structuring, respectively. This specialization allows DSLs to offer a steeper learning curve, letting individuals grasp their intricacies quickly. However, while you could mold Python to suit various needs, from web development to scientific computing, a DSL remains confined to its core purpose; one wouldn't, for instance, turn to SQL to craft a mobile application.



Introduction to Python 6


Introduction


Python's clear syntax and extensive standard libraries make it adaptable for a wide range of tasks without being specialized for any single one.



Versatility


Python can be combined with other languages (e.g., C, C++, Java) to enhance its capabilities. This ensures that Python can harness the strengths of specialized languages when needed.



Extensibility


Python's emphasis on simplicity, with its clear syntax, promotes good coding practices. This readability fosters easier collaboration among developers from diverse backgrounds.



Readability


Python's interpreted nature and high-level constructs enable quick iteration and prototyping, which is invaluable in research and development phases.

Versions of Python

Versions of Python

Python's Versions


Introduction to Python 10



Introduction


Python 1.0 (1991)


Python 1 marked the beginning of a language designed for readability, simplicity, and ease of use, aiming to strike a balance between low-level languages (like C) and shell scripting.



Python 2.0 (2000)


Python 2 made programming in Python smoother and more efficient. It vastly expanded and enriched its toolkit, making a wider range of tasks achievable right out of the box.



Python 3.0


Python 3 aimed to correct inconsistencies and design flaws, even if it meant breaking backward compatibility. It eliminated outdated ways of doing things, promoting more modern and intuitive methods.



Python 3.11


Python 3's subsequent versions have consistently refined the language. This period has seen Python embrace modern programming paradigms, expand its library, enhance performance, and adapt to user needs and global tech trends.

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