Use typing types instead of builtins for older pythons

pyte/screens.py

@@ -35,7 +35,7 @@
 import warnings
 from collections import deque, defaultdict
 from functools import lru_cache
-from typing import Any, Callable, DefaultDict, Dict, Generator, NamedTuple, Optional, Sequence, TextIO, TypeVar
+from typing import Any, Callable, DefaultDict, Dict, Generator, List, NamedTuple, Optional, Set, Sequence, TextIO, TypeVar
 
 from wcwidth import wcwidth as _wcwidth  # type: ignore[import]
 
@@ -214,11 +214,11 @@ def default_char(self) -> Char:
         return Char(data=" ", fg="default", bg="default", reverse=reverse)
 
     def __init__(self, columns: int, lines: int) -> None:
-        self.savepoints: list[Savepoint] = []
+        self.savepoints: List[Savepoint] = []
         self.columns = columns
         self.lines = lines
         self.buffer: Dict[int, StaticDefaultDict[int, Char]] = defaultdict(lambda: StaticDefaultDict[int, Char](self.default_char))
-        self.dirty: set[int] = set()
+        self.dirty: Set[int] = set()
         self.reset()
         self.mode = _DEFAULT_MODE.copy()
         self.margins: Optional[Margins] = None
@@ -228,7 +228,7 @@ def __repr__(self) -> str:
                                        self.columns, self.lines))
 
     @property
-    def display(self) -> list[str]:
+    def display(self) -> List[str]:
         """A :func:`list` of screen lines as unicode strings."""
         def render(line: StaticDefaultDict[int, Char]) -> Generator[str, None, None]:
             is_wide_char = False

pyte/streams.py

@@ -25,7 +25,8 @@
 import re
 import warnings
 from collections import defaultdict
-from typing import Any, Callable, Generator, Optional, TYPE_CHECKING
+from collections.abc import Mapping
+from typing import Any, Callable, Dict, Generator, Optional, TYPE_CHECKING
 
 from . import control as ctrl, escape as esc
 
@@ -245,7 +246,7 @@ def _parser_fsm(self) -> ParserGenerator:
                                   ctrl.VT, ctrl.FF, ctrl.CR])
         OSC_TERMINATORS = set([ctrl.ST_C0, ctrl.ST_C1, ctrl.BEL])
 
-        def create_dispatcher(mapping: dict[str, str]) -> dict[str, Callable[..., None]]:
+        def create_dispatcher(mapping: Mapping[str, str]) -> Dict[str, Callable[..., None]]:
             return defaultdict(lambda: debug, dict(
                 (event, getattr(listener, attr))
                 for event, attr in mapping.items()))