# simplified python grammar
suite: simple_stmt | NEWLINE INDENT stmt+ DEDENT

stmt: simple_stmt | compound_stmt
simple_stmt: small_stmt (';' small_stmt)* [';'] NEWLINE
small_stmt: (expr_stmt | print_stmt | pass_stmt)
compound_stmt: if_stmt | while_stmt
if_stmt: 'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite]
while_stmt: 'while' test ':' suite ['else' ':' suite]
print_stmt: 'print' [ test (',' test)* [','] ]
pass_stmt: 'pass'
expr_stmt: testlist ('=' testlist)*

testlist: test (',' test)* [',']
test: and_test ('or' and_test)*
and_test: not_test ('and' not_test)*
not_test: 'not' not_test | comparison
comparison: expr (comp_op expr)*
comp_op: COMP_OP |'in'|('not' 'in')|'is'|('is' 'not')
expr: term (('+'|'-') term)*
term: atom (('*'|'/'|'%'|'//') atom)*
atom: NAME | NUMBER | STRING+