1# Stubs for lib2to3.pgen2.pgen (Python 3.6) 2 3from typing import ( 4 Any, Dict, IO, Iterable, Iterator, List, NoReturn, Optional, Text, Tuple 5) 6 7from lib2to3.pgen2 import _Path, grammar 8from lib2to3.pgen2.tokenize import _TokenInfo 9 10class PgenGrammar(grammar.Grammar): ... 11 12class ParserGenerator: 13 filename: _Path 14 stream: IO[Text] 15 generator: Iterator[_TokenInfo] 16 first: Dict[Text, Dict[Text, int]] 17 def __init__(self, filename: _Path, stream: Optional[IO[Text]] = ...) -> None: ... 18 def make_grammar(self) -> PgenGrammar: ... 19 def make_first(self, c: PgenGrammar, name: Text) -> Dict[int, int]: ... 20 def make_label(self, c: PgenGrammar, label: Text) -> int: ... 21 def addfirstsets(self) -> None: ... 22 def calcfirst(self, name: Text) -> None: ... 23 def parse(self) -> Tuple[Dict[Text, List[DFAState]], Text]: ... 24 def make_dfa(self, start: NFAState, finish: NFAState) -> List[DFAState]: ... 25 def dump_nfa(self, name: Text, start: NFAState, finish: NFAState) -> List[DFAState]: ... 26 def dump_dfa(self, name: Text, dfa: Iterable[DFAState]) -> None: ... 27 def simplify_dfa(self, dfa: List[DFAState]) -> None: ... 28 def parse_rhs(self) -> Tuple[NFAState, NFAState]: ... 29 def parse_alt(self) -> Tuple[NFAState, NFAState]: ... 30 def parse_item(self) -> Tuple[NFAState, NFAState]: ... 31 def parse_atom(self) -> Tuple[NFAState, NFAState]: ... 32 def expect(self, type: int, value: Optional[Any] = ...) -> Text: ... 33 def gettoken(self) -> None: ... 34 def raise_error(self, msg: str, *args: Any) -> NoReturn: ... 35 36class NFAState: 37 arcs: List[Tuple[Optional[Text], NFAState]] 38 def __init__(self) -> None: ... 39 def addarc(self, next: NFAState, label: Optional[Text] = ...) -> None: ... 40 41class DFAState: 42 nfaset: Dict[NFAState, Any] 43 isfinal: bool 44 arcs: Dict[Text, DFAState] 45 def __init__(self, nfaset: Dict[NFAState, Any], final: NFAState) -> None: ... 46 def addarc(self, next: DFAState, label: Text) -> None: ... 47 def unifystate(self, old: DFAState, new: DFAState) -> None: ... 48 def __eq__(self, other: Any) -> bool: ... 49 50def generate_grammar(filename: _Path = ...) -> PgenGrammar: ... 51