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Python: Remove empty lists from a given list of lists

Python List: Exercise - 141 with Solution

Write a Python program to remove empty lists from a given list of lists.

Sample Solution:

Python Code:

list1 = [[], [], [], 'Red', 'Green', [1,2], 'Blue', [], []]
print("Original list:")
print(list1)
print("\nAfter deleting the empty lists from the said lists of lists")
list2 = [x for x in list1 if x]
print(list2)

Sample Output:

Original list:
[[], [], [], 'Red', 'Green', [1, 2], 'Blue', [], []]

After deleting the empty lists from the said lists of lists
['Red', 'Green', [1, 2], 'Blue']

Flowchart:

Flowchart: Remove empty lists from a given list of lists.

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Python Code Editor:

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Python: Tips of the Day

Floor Division:

When we speak of division we normally mean (/) float division operator, this will give a precise result in float format with decimals.

For a rounded integer result there is (//) floor division operator in Python. Floor division will only give integer results that are round numbers.

print(1000 // 300)
print(1000 / 300)

Output:

3
3.3333333333333335