>>> "ESF" == Eric S Fraga <e.fraga@ucl.ac.uk> writes:

   > On Tuesday,  5 Jan 2021 at 17:02, Uwe Brauer wrote:
   >> Well 10 years ago Eric Schulte posted this 
   >> https://lists.gnu.org/archive/html/emacs-orgmode/2010-08/msg00502.html

   > Yes, this is what I meant about post-processing (in this case using
   > elisp).

   >> It is not precisely what I want, but not bad either. If somebody can
   >> come up with a better solution.......

   > Maybe append this to the ledger src block begin line:

   >   :cmdline bal --flat

Thanks but then the output does not have any indent, and I find
indentation helpful.