Notice: While Javascript is not essential for this website, your interaction with the content will be limited. Please turn Javascript on for the full experience.

Donate

Menu

# Python 3: Fibonacci series up to n
>>> def fib(n):
>>>     a, b = 0, 1
>>>     while a < n:
>>>         print(a, end=' ')
>>>         a, b = b, a+b
>>>     print()
>>> fib(1000)
0 1 1 2 3 5 8 13 21 34 55 89 144 233 377 610 987

翻墙vp最新版2025电脑

The core of extensible programming is defining functions. Python allows mandatory and optional arguments, keyword arguments, and even arbitrary argument lists. More about defining functions in Python 3

# Python 3: List comprehensions
>>> fruits = ['Banana', 'Apple', 'Lime']
>>> loud_fruits = [fruit.upper() for fruit in fruits]
>>> print(loud_fruits)
['BANANA', 'APPLE', 'LIME']

# List and the enumerate function
>>> list(enumerate(fruits))
[(0, 'Banana'), (1, 'Apple'), (2, 'Lime')]

翻墙vp最新版2025电脑

Lists (known as arrays in other languages) are one of the compound data types that Python understands. Lists can be indexed, sliced and manipulated with other built-in functions. More about lists in Python 3

```
# Python 3: Simple arithmetic
>>> 1 / 2
0.5
>>> 2 ** 3
8
>>> 17 / 3  # classic division returns a float
ios歪p恩
>>> 17 // 3  好用的歪皮恩
5
```
翻墙vp最新版2025电脑

Calculations are simple with Python, and expression syntax is straightforward: the operators +, -, * and / work as expected; parentheses () can be used for grouping. More about simple math functions in Python 3.
```
# Python 3: Simple output (with Unicode)
>>> print("Hello, I'm Python!")
Hello, I'm Python!

好用的歪皮恩
>>> name = input('What is your name?\n')
>>> print('Hi, %s.' % name)
What is your name?
Python
Hi, Python.
```
翻墙vp最新版2025电脑

Experienced programmers in any other language can pick up Python very quickly, and beginners find the clean syntax and indentation structure easy to learn. Whet your appetite with our Python 3 overview.
```
# For loop on a list
>>> numbers = [2, 4, 6, 8]
>>> product = 1
>>> for number in numbers:
...    product = product * number
... 
>>> print('The product is:', product)
The product is: 384
```
翻墙vp最新版2025电脑

Python knows the usual control flow statements that other languages speak — if, for, while and range — with some of its own twists, of course. More control flow tools in Python 3

Python is a programming language that lets you work quickly and integrate systems more effectively. Learn More

翻墙vp最新版2025电脑

More

2025-07-30 Upgrade to pip 20.2, plus, changes coming in 20.3
2025-07-27 Abigail Dogbe Awarded the PSF Community Service Award for Q1 2025
2025-07-24 Python Software Foundation Fellow Members for Q2 2025
2025-07-21 Python 3.8.5 released as a security hotfix. 3.9.0b5, the last beta before 3.9.0, also available
2025-07-16 Python Software Foundation - July 2025 Newsletter

v p n苹果下载

2025-08-28 ant加速器ios
2025-09-05 PyCon TW 2025
ios歪p恩09-11 ant加速器ios
2025-09-16 DjangoCon Europe 2025
2025-09-19 DragonPy 2025

More

几款ND滤镜及GND滤镜镜个人使用报告（包括LEE ...- 摄影附件:2021-4-11 · 最近有机会接触并使用了国际品牌LEE、Hitech、国产海大、国产极光的几款ND、GND滤镜，并在同场景条件下，对这几个品牌进行了一些不严谨的测试，主要是注重实用效果比较，由 ...

Using Python scripts to analyse SEO and broken links on your site by Marnix de Munck

More

飞鸟加速器2025年,飞鸟加速器vpm,飞鸟加速器vqn,飞鸟加速器vn 快客加速器官网网址,快客加速器mac下载,快客加速器2025年,快客加速器vp clash加速器下载官网,clash加速器下载打不开,clash加速器下载2025年,clash加速器下载打不开了天行加速2025 佛跳墙2025官方下载芒果加速器安卓下载,芒果加速器npv,芒果加速器2025,芒果加速器vps astar加速器下载地址,astar加速器官网网址,astar加速器2025年,astar加速器vqn 飞速加速器免费永久加速,飞速加速器永久免费加速,飞速加速器7天试用,飞速加速器2025