Configure IPython to use powershell instead of cmd

Question

Searched for this, and couldn\'t seem to find anyone who\'d already asked, so here goes.

I\'m starting to switch over to IPython as my go-to shell on Windows 7, and I\'d

Answer 1

The simplest way is to import os and update environment variable comspec in your Jupiter notebook or python shell

import os
os.environ['comspec']='powershell.exe'
os.getenv('comspec')

Then use following command.

!gc log.txt | select -first 10 # head
!gc -TotalCount 10 log.txt     # also head
!gc log.txt | select -last 10  # tail
!gc -Tail 10 log.txt           # also tail (since PSv3), also much faster than above option
!gc log.txt | more             # or less if you have it installed
!gc log.txt | %{ $_ -replace '\d+', '($0)' }         # sed

and more at https://ss64.com/ps/