-- ASDL's five builtin types are identifier, int, string, bytes, object module Python { mod = Module(stmt* body) | Interactive(stmt* body) | Expression(expr body) -- not really an actual node but useful in Jython's typesystem. | Suite(stmt* body) stmt = FunctionDef(identifier name, arguments args, stmt* body, expr* decorator_list, expr? returns) | ClassDef(identifier name, expr* bases, keyword* keywords, expr? starargs, expr? kwargs, stmt* body, expr* decorator_list) | Return(expr? value) | Delete(expr* targets) | Assign(expr* targets, expr value) | AugAssign(expr target, operator op, expr value) -- use 'orelse' because else is a keyword in target languages | For(expr target, expr iter, stmt* body, stmt* orelse) | While(expr test, stmt* body, stmt* orelse) | If(expr test, stmt* body, stmt* orelse) | With(withitem* items, stmt* body) | Raise(expr? exc, expr? cause) | Try(stmt* body, excepthandler* handlers, stmt* orelse, stmt* finalbody) | Assert(expr test, expr? msg) | Import(alias* names) | ImportFrom(identifier? module, alias* names, int? level) | Global(identifier* names) | Nonlocal(identifier* names) | Expr(expr value) | Pass | Break | Continue -- XXX Jython will be different -- col_offset is the byte offset in the utf8 string the parser uses attributes (int lineno, int col_offset) -- BoolOp() can use left & right? expr = BoolOp(boolop op, expr* values) | BinOp(expr left, operator op, expr right) | UnaryOp(unaryop op, expr operand) | Lambda(arguments args, expr body) | IfExp(expr test, expr body, expr orelse) | Dict(expr* keys, expr* values) | Set(expr* elts) | ListComp(expr elt, comprehension* generators) | SetComp(expr elt, comprehension* generators) | DictComp(expr key, expr value, comprehension* generators) | GeneratorExp(expr elt, comprehension* generators) -- the grammar constrains where yield expressions can occur | Yield(int is_from, expr? value) -- need sequences for compare to distinguish between -- x < 4 < 3 and (x < 4) < 3 | Compare(expr left, cmpop* ops, expr* comparators) | Call(expr func, expr* args, keyword* keywords, expr? starargs, expr? kwargs) | Num(object n) -- a number as a PyObject. | Str(string s) -- need to specify raw, unicode, etc? | Bytes(bytes s) | Ellipsis -- other literals? bools? -- the following expression can appear in assignment context | Attribute(expr value, identifier attr, expr_context ctx) | Subscript(expr value, slice slice, expr_context ctx) | Starred(expr value, expr_context ctx) | Name(identifier id, expr_context ctx) | List(expr* elts, expr_context ctx) | Tuple(expr* elts, expr_context ctx) -- col_offset is the byte offset in the utf8 string the parser uses attributes (int lineno, int col_offset) expr_context = Load | Store | Del | AugLoad | AugStore | Param slice = Slice(expr? lower, expr? upper, expr? step) | ExtSlice(slice* dims) | Index(expr value) boolop = And | Or operator = Add | Sub | Mult | Div | Mod | Pow | LShift | RShift | BitOr | BitXor | BitAnd | FloorDiv unaryop = Invert | Not | UAdd | USub cmpop = Eq | NotEq | Lt | LtE | Gt | GtE | Is | IsNot | In | NotIn comprehension = (expr target, expr iter, expr* ifs) excepthandler = ExceptHandler(expr? type, identifier? name, stmt* body) attributes (int lineno, int col_offset) arguments = (arg* args, identifier? vararg, expr? varargannotation, arg* kwonlyargs, identifier? kwarg, expr? kwargannotation, expr* defaults, expr* kw_defaults) arg = (identifier arg, expr? annotation) -- keyword arguments supplied to call keyword = (identifier arg, expr value) -- import name with optional 'as' alias. alias = (identifier name, identifier? asname) withitem = (expr context_expr, expr? optional_vars) }