How to switch position of two items in a Python list?

by 
i = ['title', 'email', 'password2', 'password1', 'first_name', 
     'last_name', 'next', 'newsletter']
a, b = i.index('password2'), i.index('password1')
i[b], i[a] = i[a], i[b]

More Related Contents:

  1. Is there a way to ordinate numbers in a list?
  2. finding the biggest sequence of repeating numbers in a list
  3. How to append new line to the list
  4. Find intersection of two nested lists?
  5. Remove duplicate dict in list in Python
  6. How to efficiently compare two unordered lists (not sets) in Python?
  7. Finding max value in the second column of a nested list?
  8. Why does foo.append(bar) affect all elements in a list of lists?
  9. list to dictionary conversion with multiple values per key?
  10. Convert tuple to list and back
  11. Unpacking a list / tuple of pairs into two lists / tuples
  12. Python 3 turn range to a list
  13. Call int() function on every list element?
  14. Split list into smaller lists (split in half)
  15. Find nearest indices for one array against all values in another array – Python / NumPy
  16. Splitting on last delimiter in Python string?
  17. Transform “list of tuples” into a flat list or a matrix
  18. Inserting a value into all possible locations in a list
  19. Make dictionary from list with python [duplicate]
  20. Find the index of an item in a list of lists
  21. Slicing list of lists in Python
  22. Replacing a sublist with another sublist in python
  23. How to get the cartesian product of multiple lists
  24. How do I return dictionary keys as a list in Python?
  25. Why can’t I use a list as a dict key in python? Exactly what can and cannot be used, and why?
  26. Is there a way to circumvent Python list.append() becoming progressively slower in a loop as the list grows?
  27. Union find implementation using Python
  28. Check if all values in list are greater than a certain number
  29. Creating a list in Python with multiple copies of a given object in a single line
  30. Python : how to append new elements in a list of list?

Leave a Comment