Skip to content

Instantly share code, notes, and snippets.

Created July 30, 2016 12:17
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save anonymous/4f1f04859977a028f44c506bc34e5f2d to your computer and use it in GitHub Desktop.
Save anonymous/4f1f04859977a028f44c506bc34e5f2d to your computer and use it in GitHub Desktop.
How to transform pandas table
from functools import reduce
mylist1 = data[['category', 'frequency']].values
mylist2 = reduce(lambda x,y: x+y, [reduce(lambda x,y: [x]*y, l) for l in mylist1])
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment