Python User-Defined Classes and len() โ€” LearnFlat
โฑ 2h 48m ๐Ÿ“š 28 lessons ๐ŸŽง Audio version

Python User-Defined Classes and len()

Understand how to implement the `__len__` method to make your custom objects report their size in Python.

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About this course

Do you want your custom Python objects to work seamlessly with built-in functions like `len()`? Learning to define how your objects report their size is a fundamental step in creating well-behaved Python classes. This course guides you through the process of making your own classes compatible with Python's length-checking mechanisms. You will learn to implement special methods that allow your objects to interact intuitively with the language, enhancing code readability and usability. What you'll learn: * Understand the role of special methods in Python classes. * Implement the `__len__` special method for custom objects. * Make your objects report their size to the `len()` function. * Apply this knowledge to create more Pythonic and user-friendly classes. * Practice defining custom object behavior through written exercises. We will start by exploring the concept of special methods and then focus on the practical application of `__len__`. This course is designed for beginners with no prior experience in defining custom object behavior. Begin writing more expressive and functional Python classes today.

What you'll get

  • ๐Ÿ“œ Certificate of completion
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  • ๐Ÿ’ฌ Personal AI tutor
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  • ๐ŸŽง Audio version included
    Learn on the go โ€” no screen needed
  • โ™พ๏ธ Lifetime access
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  • ๐Ÿ“ฑ Phone or computer
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  • ๐Ÿ’ธ 14-day refund
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  • โšก Short & focused
    2h 48m of practical content

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We donโ€™t store card details โ€” Stripe handles them securely.

Can I get a refund? +

Yes โ€” full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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