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Author: joeyajames

remove_from_list.py

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+# Python: del vs pop vs remove from a list 
+# (c) Joe James 2023
+
+def get_dogs():
+	return ['Fido', 'Rover', 'Spot', 'Duke', 'Chip', 'Spot']
+
+dogs = get_dogs()
+print(dogs)
+
+# Use pop() to remove last item or an item by index and get the returned value. 
+print('1. pop last item from list:')
+myDog = dogs.pop() 
+print(myDog, dogs)
+
+dogs = get_dogs()
+print('2. pop item with index 1:')
+myDog = dogs.pop(1) 
+print(myDog, dogs)
+
+# Use remove() to delete an item by value. (raises ValueError if value not found)
+dogs = get_dogs()
+print('3. remove first Spot from list:')
+dogs.remove('Spot')
+print(dogs)
+
+# Use del to remove an item or range of items by index. Or delete entire list.
+dogs = get_dogs()
+print('4. del item with index 3:')
+del(dogs[3])
+print(dogs)
+
+dogs = get_dogs()
+print('5. del items [1:3] from list:')
+del(dogs[1:3])
+print(dogs)
+
+dogs = get_dogs()
+print('6. del entire list:')
+del(dogs)
+print(dogs)
+
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