Question

How to rotate deque left by N in Python

Answer 1

import collections 
  
q = collections.deque([1, 18, '27', 2, 'python', 18, 19, 18]) 

print(q) 

N = -3
q.rotate(N) 

print(q) 



   
'''
run:
    
deque([1, 18, '27', 2, 'python', 18, 19, 18])
deque([2, 'python', 18, 19, 18, 1, 18, '27'])
 
'''

 

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