Glad you find it useful. Below is an example script to demonstrate the concept. It is awesomely powerful. In vim, select some text and do this: :'<,'>! ./exa

Glad you find it useful. Below is an example script to demonstrate the concept. It is awesomely powerful. In vim, select some text and do this: :'<,'>! ./example.py #!/bin/env python3 #:'<,'>! ./example.py # ← this is how to use it import sys data = sys.stdin.readlines() for l in data: l = l.replace("a", "e").rstrip() print(l)