diff options
| -rw-r--r-- | Grammar/Grammar | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/Grammar/Grammar b/Grammar/Grammar index 494ebf0..1ba2f52 100644 --- a/Grammar/Grammar +++ b/Grammar/Grammar @@ -1,4 +1,11 @@ -# Grammar for Python, version 8 +# Grammar for Python, version 10 + +# Changes since version 9: +# Equality is now only tested with '=='; consequently +# Exprlist replaced by testlist everywhere except after 'for' + +# Changes since version 8: +# Trailing commas in formal parameter lists are allowed # Changes since version 7: # New syntax to specify base classes (but old syntax retained for now) @@ -51,13 +58,13 @@ eval_input: testlist ENDMARKER funcdef: 'def' NAME parameters ':' suite parameters: '(' [fplist] ')' -fplist: fpdef (',' fpdef)* +fplist: fpdef (',' fpdef)* [','] fpdef: NAME | '(' fplist ')' stmt: simple_stmt | compound_stmt simple_stmt: small_stmt (';' small_stmt)* [';'] NEWLINE small_stmt: expr_stmt | print_stmt | del_stmt | pass_stmt | flow_stmt | import_stmt | global_stmt -expr_stmt: (exprlist '=')* exprlist +expr_stmt: (testlist '=')* testlist # For assignments, additional restrictions enforced by the interpreter print_stmt: 'print' (test ',')* [test] del_stmt: 'del' exprlist @@ -81,7 +88,7 @@ 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: '<'|'>'|'='|'>='|'<='|'<>'|'!='|'=='|'in'|'not' 'in'|'is'|'is' 'not' +comp_op: '<'|'>'|'=='|'>='|'<='|'<>'|'!='|'in'|'not' 'in'|'is'|'is' 'not' expr: xor_expr ('|' xor_expr)* xor_expr: and_expr ('^' and_expr)* and_expr: shift_expr ('&' shift_expr)* |