Pop Python - how to use .pop on Python list смотреть онлайн

Learn how to remove or pop an element from a list in Python. Pop the last item in the list, or pop an item at a specific index!

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https://youtu.be/RlMfr2OJZFc

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? CHAPTERS

00:00 Introduction
00:12 Go to code editor
00:23 Create a list
00:45 Pop a list item
01:02 Check that it worked
01:15 Pop a list item at a specific index
01:30 Python is zero-indexed
02:03 #runthat ?

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? THIS VIDEO

The pop() method is a convenient way to remove elements from a list. We will start by looking at the syntax of the pop() method and how it works. We will also see how to remove an element from a specific index in the list and how to remove multiple elements from a list using a loop. By the end of the video, you will have a good understanding of how to use the pop() method in Python to remove or pop elements from a list. Whether you are a beginner or an experienced Python programmer, this video will help you become more proficient at working with lists in Python. So, grab your favorite code editor and let's dive into the world of Python lists!

In Python, lists are a data structure that allow you to store an ordered collection of elements. The `pop()` method is a convenient way to remove elements from a list.

When you call the `pop()` method on a list, it removes and returns the last element of the list by default. However, you can also provide an index as an argument to remove an element from a specific position in the list.

For example, if you have a list of fruits and you want to remove the last one, you can simply call `fruits.pop()` and it will remove the last element 'date' from the list and return it.

Similarly, if you want to remove an element from a specific position, you can pass its index as an argument to the `pop()` method. For example, if you have a list of fruits and you want to remove the second one, you can call `fruits.pop(1)` and it will remove the element at index 1 (i.e., 'banana') and return it.

You can also use a loop to remove multiple elements from a list using the `pop()` method. For example, you can use a for loop to remove all the elements in a list one by one, starting from the last one, until the list is empty.

Using the `pop()` method in Python can help you efficiently manage and manipulate lists, making your code more concise and readable.

There are several other basic Python methods similar to `pop()` that you might find useful when working with lists. Here are a few examples:

1. `append()`: This method adds an element to the end of a list. For example, if you have a list of numbers and you want to add the number 5 to the end of the list, you can call `numbers.append(5)`.

2. `insert()`: This method inserts an element at a specific position in a list. For example, if you have a list of fruits and you want to insert the fruit 'orange' at index 2, you can call `fruits.insert(2, 'orange')`.

3. `remove()`: This method removes the first occurrence of an element from a list. For example, if you have a list of fruits and you want to remove the fruit 'banana', you can call `fruits.remove('banana')`.

4. `index()`: This method returns the index of the first occurrence of an element in a list. For example, if you have a list of fruits and you want to find the index of the fruit 'cherry', you can call `fruits.index('cherry')`.

5. `sort()`: This method sorts the elements in a list in ascending order. For example, if you have a list of numbers and you want to sort them in ascending order, you can call `numbers.sort()`.

These are just a few examples of the many methods available for working with lists in Python. Each method has its own specific purpose and can be useful in different situations.

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