Notice: This page requires JavaScript to function properly.
Please enable JavaScript in your browser settings or update your browser.
Lära Writing Pythonic Code | Pythonic Best Practices
Code Quality and Refactoring in Python

bookWriting Pythonic Code

Writing Pythonic code means using the idioms and features that make Python unique, expressive, and readable.

Pythonic code favors clarity, simplicity, and the use of the language's built-in capabilities. Instead of translating code patterns from other languages, you should take advantage of Python's expressive syntax and standard library.

Key Pythonic techniques include:

  • Using list comprehensions for concise looping and filtering;
  • Applying unpacking to assign multiple variables at once;
  • Leveraging built-in functions such as map, filter, any, all, and sum to perform common tasks efficiently.

Employing these constructs makes your code cleaner, more efficient, and easier to understand for other Python developers.

12345678910111213141516171819202122232425
# Non-Pythonic approach: using loops and manual accumulation numbers = [1, 2, 3, 4, 5] squares = [] for n in numbers: squares.append(n * n) even_squares = [] for s in squares: if s % 2 == 0: even_squares.append(s) print("Even squares (non-Pythonic):", even_squares) # Pythonic approach: using list comprehensions and built-in functions numbers = [1, 2, 3, 4, 5] squares = [n * n for n in numbers] even_squares = [s for s in squares if s % 2 == 0] print("Even squares (Pythonic):", even_squares) # Unpacking example (Pythonic) point = (3, 4) x, y = point print(f"Coordinates: x={x}, y={y}") # Using built-in functions (Pythonic) total = sum(numbers) print("Sum of numbers:", total)
copy

1. Which of the following is considered Pythonic?

2. Select all idiomatic Python constructs.

question mark

Which of the following is considered Pythonic?

Select the correct answer

question mark

Select all idiomatic Python constructs.

Select the correct answer

Var allt tydligt?

Hur kan vi förbättra det?

Tack för dina kommentarer!

Avsnitt 3. Kapitel 1

Fråga AI

expand

Fråga AI

ChatGPT

Fråga vad du vill eller prova någon av de föreslagna frågorna för att starta vårt samtal

Suggested prompts:

Can you explain more Pythonic techniques with examples?

What are some common mistakes that make code non-Pythonic?

Can you show how to refactor non-Pythonic code to be more Pythonic?

Awesome!

Completion rate improved to 5.26

bookWriting Pythonic Code

Svep för att visa menyn

Writing Pythonic code means using the idioms and features that make Python unique, expressive, and readable.

Pythonic code favors clarity, simplicity, and the use of the language's built-in capabilities. Instead of translating code patterns from other languages, you should take advantage of Python's expressive syntax and standard library.

Key Pythonic techniques include:

  • Using list comprehensions for concise looping and filtering;
  • Applying unpacking to assign multiple variables at once;
  • Leveraging built-in functions such as map, filter, any, all, and sum to perform common tasks efficiently.

Employing these constructs makes your code cleaner, more efficient, and easier to understand for other Python developers.

12345678910111213141516171819202122232425
# Non-Pythonic approach: using loops and manual accumulation numbers = [1, 2, 3, 4, 5] squares = [] for n in numbers: squares.append(n * n) even_squares = [] for s in squares: if s % 2 == 0: even_squares.append(s) print("Even squares (non-Pythonic):", even_squares) # Pythonic approach: using list comprehensions and built-in functions numbers = [1, 2, 3, 4, 5] squares = [n * n for n in numbers] even_squares = [s for s in squares if s % 2 == 0] print("Even squares (Pythonic):", even_squares) # Unpacking example (Pythonic) point = (3, 4) x, y = point print(f"Coordinates: x={x}, y={y}") # Using built-in functions (Pythonic) total = sum(numbers) print("Sum of numbers:", total)
copy

1. Which of the following is considered Pythonic?

2. Select all idiomatic Python constructs.

question mark

Which of the following is considered Pythonic?

Select the correct answer

question mark

Select all idiomatic Python constructs.

Select the correct answer

Var allt tydligt?

Hur kan vi förbättra det?

Tack för dina kommentarer!

Avsnitt 3. Kapitel 1
some-alt