How to use the Lambda and Filter functions in python

Tech With Tim · Intermediate ·📰 AI News & Updates ·1y ago

Key Takeaways

The video demonstrates the use of Lambda and Filter functions in Python, specifically showcasing how to filter iterable objects using Lambda functions.

Full Transcript

another common use case of the Lambda function is with the filter function now the filter function will simply apply a function to every single value inside of some kind of list or iterable object and if the function returns true it will keep this item if it returns false it will reject it so it's filtering some kind of iterable object for us now in this case I've written a Lambda function this takes in the value X is the parameter it does the modulus two of this and sees if that's equal to zero now really this is just checking if the value is even and if it is it will keep it otherwise it will reject it so when I run the code here you can see now that we get 2 4 6 8 10 just another very common use where you'll see the Lambda function inside of the filter function as the function that's being used to filter the different elements

Original Description

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This video teaches how to use Lambda and Filter functions in Python to filter iterable objects, making it a useful resource for intermediate Python programmers.

Key Takeaways
  1. Import necessary Python modules
  2. Define a list or iterable object
  3. Create a Lambda function to filter the object
  4. Use the Filter function with the Lambda function
  5. Print the filtered results
💡 The Lambda function can be used inside the Filter function to filter iterable objects based on specific conditions, such as checking for even numbers.

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