sort() / reverse()
method
sort() sorts the list in place; reverse() reverses it in place. Both modify the original list.
Syntax
list.sort(key=None, reverse=False)
Example
python
nums = [3, 1, 4, 1, 5, 9]
nums.sort() # [1,1,3,4,5,9]
nums.sort(reverse=True) # [9,5,4,3,1,1]
words = ['banana','apple','cherry']
words.sort() # ['apple','banana','cherry']
words.sort(key=len) # sort by length
nums.reverse() # reverses in place