Python list shift left

from collections import deque
items = deque([1, 2])
items.append(3)        # deque == [1, 2, 3]
items.rotate(1)        # The deque is now: [3, 1, 2]
items.rotate(-1)       # Returns deque to original state: [1, 2, 3]
item = items.popleft() # deque == [2, 3]

Source: stackoverflow.com

Similar codes

6 votes188 views3 answers
Plot horizontal line in python
Python
1 vote210 views1 answer
Keras import optimizer adam
Python
1 vote197 views1 answer
Pandas aggregate dataframe
Python
1 vote192 views1 answer
Pandas has no attribute scatter_matrix
Python
0 vote199 views1 answer
How to output index of list python without braquets
Python
3 votes198 views2 answers
Python turtle text generator
Python
1 vote145 views1 answer
Prime number between range program in python
Python
0 vote222 views1 answer
DJANGO model instance get by variable
Python
6 votes205 views5 answers
Format in python
Python
5 votes250 views1 answer
Pandas version check in python
Python