\File{grind4\-4.py},{11:13},{Jul  4 1988}
\L{\LB{\K{ENCODER} build}}
\L{\LB{}}
\L{\LB{\Proc{Example}Example ::=}}
\L{\LB{}\Tab{8}{\K{SEQUENCE} \{}}
\L{\LB{}\Tab{8}{    \C{}\-\- select maybe element if present}}
\CE{}\L{\LB{}\Tab{8}{    Maybe}}
\L{\LB{}\Tab{8}{    \K{OPTIONAL} \<\<maybe == PRESENT\>\>,}}
\L{\LB{}}
\L{\LB{}\Tab{8}{    \K{SEQUENCE} \K{OF}}}
\L{\LB{}\Tab{16}{\C{}\-\- build elements}}
\CE{}\L{\LB{}\Tab{16}{\%\{ construct\_elements(); \%\}}}
\L{\LB{}\Tab{16}{\C{}\-\- now produce them}}
\CE{}\L{\LB{}\Tab{16}{\<\<init\_elements(); more\_elements();\>\> }}
\L{\LB{}\Tab{16}{BizarreEvents,}}
\L{\LB{}}
\L{\LB{}\Tab{8}{    \K{CHOICE}}}
\L{\LB{}\Tab{8}{    \%\{ choose = leap\_year() ? 2 : 1; \%\}}}
\L{\LB{}\Tab{8}{    \<\<choose\>\>}}
\L{\LB{}\Tab{8}{    \{}}
\L{\LB{}\Tab{16}{[0] MyProposal,}}
\L{\LB{}\Tab{16}{[1] YourProposal}}
\L{\LB{}\Tab{8}{    \}}}
\L{\LB{}}
\L{\LB{}\Tab{8}{    \K{INTEGER}}}
\L{\LB{}\Tab{8}{    [[i defvalue]]}}
\L{\LB{}\Tab{8}{    \K{DEFAULT} 4 \<\<defvalue != 4\>\>}}
\L{\LB{}\Tab{8}{\}}}