def _filter_none_public(entries):
for e in entries:<EOL><INDENT>if e.header.get('<STR_LIT>', '<STR_LIT:yes>').lower() in ('<STR_LIT:true>', '<STR_LIT:yes>'):<EOL><INDENT>yield e<EOL><DEDENT><DEDENT>
by default entries are public, but one can hide them