Update type definition for words argument in completers (prompt-toolkit#1889)

Accept `Sequence` instead of `list`.

Author: mxr

src/prompt_toolkit/completion/fuzzy_completer.py

@@ -1,7 +1,7 @@
 from __future__ import annotations
 
 import re
-from typing import Callable, Iterable, NamedTuple
+from typing import Callable, Iterable, NamedTuple, Sequence
 
 from prompt_toolkit.document import Document
 from prompt_toolkit.filters import FilterOrBool, to_filter
@@ -187,7 +187,7 @@ class FuzzyWordCompleter(Completer):
 
  def __init__(
  self,
- words: list[str] | Callable[[], list[str]],
+ words: Sequence[str] | Callable[[], Sequence[str]],
  meta_dict: dict[str, str] | None = None,
  WORD: bool = False,
  ) -> None:

src/prompt_toolkit/completion/word_completer.py

@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import Callable, Iterable, Mapping, Pattern
+from typing import Callable, Iterable, Mapping, Pattern, Sequence
 
 from prompt_toolkit.completion import CompleteEvent, Completer, Completion
 from prompt_toolkit.document import Document
@@ -33,7 +33,7 @@ class WordCompleter(Completer):
 
  def __init__(
  self,
- words: list[str] | Callable[[], list[str]],
+ words: Sequence[str] | Callable[[], Sequence[str]],
  ignore_case: bool = False,
  display_dict: Mapping[str, AnyFormattedText] | None = None,
  meta_dict: Mapping[str, AnyFormattedText] | None = None,