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Sample code for the article on removing items from list #619

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Sample code for the article on removing items from list #619

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3 changes: 3 additions & 0 deletions how-to-remove-item-from-list-python/README.md
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# How to Remove Items From Lists in Python

This folder provides the code examples for the Real Python tutorial [How to Remove Items From Lists in Python](https://realpython.com/how-to-remove-item-from-list-python/).
36 changes: 36 additions & 0 deletions how-to-remove-item-from-list-python/books.py
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books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
print(books.pop(0))
print(books)

books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
read_books = []
read = books.pop(0)
read_books.append(read)
print(read_books)
print(books)

books = ["Dragonsbane", "The Hobbit", "Wonder", "Wonder", "Jaws", "Jaws"]
del books[2]
print(books)
del books[-1]
print(books)

books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
books.remove("The Hobbit")
print(books)

books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
books.remove("The Two Towers")
print(books)

books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws"]
del books[0:3]
print(books)

books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws", "It"]
del books[-3:-1]
print(books)

books = ["Dragonsbane", "The Hobbit", "Wonder", "Jaws", "It"]
books.clear()
print(books)
35 changes: 35 additions & 0 deletions how-to-remove-item-from-list-python/phone_book.py
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phone_numbers = [
"54123",
"54123",
"54123",
"54456",
"54789",
"54789",
]
for phone_number in phone_numbers[:]:
if phone_numbers.count(phone_number) > 1:
phone_numbers.remove(phone_number)
print(phone_numbers)


phone_numbers = [
"54123",
"54123",
"54123",
"54456",
"54789",
"54789",
]
phone_numbers = list(dict.fromkeys(phone_numbers))
print(phone_numbers)

phone_numbers = [
"54123",
"54123",
"54123",
"54456",
"54789",
"54789",
]
set(phone_numbers)
print(phone_numbers)
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