[seqfan] sed command to convert leading spaces to dots in Python/Sage programs

Bob Lyons boblyonsnj at gmail.com
Sat Mar 12 05:57:48 CET 2016

My friend Paul Staniforth wrote the following sed command, which can be
used to convert  leading spaces into dots in Python/Sage programs:

  sed -e ':again' -e 's/^\( *\)[ ]\([^ ]\)/\1.\2/; t again' program.py

I've tested it on Mac, Ubuntu and Redhat.

I took the liberty of adding this command to the following wiki page:




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