core: Make a few print and parse function public

[kingiler]

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[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (a0628b9) 89.61% compared to head (1885f1b) 89.61%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1301   +/-   ##
=======================================
  Coverage   89.61%   89.61%           
=======================================
  Files         187      187           
  Lines       24564    24564           
  Branches     3693     3693           
=======================================
  Hits        22014    22014           
  Misses       1968     1968           
  Partials      582      582           

Impacted Files	Coverage Δ
xdsl/parser/core.py	89.82% <100.00%> (ø)
xdsl/printer.py	96.81% <100.00%> (ø)

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