more_itertools

Installation

pip install more_itertools

Usage

• Yield unique elements, preserving order

  In [2]: from  more_itertools import unique_everseen
  In [3]: items = [1, 3, 2, 4, 5, 7, 6, 8, 1, 3, 2, 4, 5, 7, 6, 8]
  In [4]: list(unique_everseen(items))
  Out[4]: [1, 3, 2, 4, 5, 7, 6, 8]
  

References

[1] erikrose@Github, More Itertools — More routines for operating on iterables, beyond itertools