fork(1) download
  1. import re
  2. rx = r"\s*(\.{3}|\.)\s*"
  3. s = "This is... a test."
  4. print(re.sub(rx, r" \1 ", s).strip())
  5.  
Success #stdin #stdout 0s 23304KB
stdin
Standard input is empty
stdout
This is ... a test .