Loosen version restrictions

.gitignore

@@ -1,2 +1,6 @@
+__pycache__/
+.coverage
 /build
 /dist
+poetry.lock
+

.pre-commit-config.yaml

@@ -1,7 +1,7 @@
 repos:
 
 - repo: https://github.com/pycqa/isort
-  rev: 5.10.1
+  rev: 5.13.2
   hooks:
   - id: isort
     additional_dependencies: [toml]
@@ -14,7 +14,7 @@ repos:
   hooks:
   - id: mypy
 - repo: https://github.com/pycqa/pylint
-  rev: v2.13.7
+  rev: v2.17.7
   hooks:
   - id: pylint
     additional_dependencies: [toml]

ass_tag_parser/__init__.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from .ass_composer import compose_ass
 from .ass_parser import ass_to_plaintext, parse_ass
 from .ass_struct import *

ass_tag_parser/ass_composer.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from dataclasses import dataclass
 
 from ass_tag_parser.ass_struct import (

ass_tag_parser/ass_parser.py

@@ -1,8 +1,22 @@
+from __future__ import annotations
+
 import re
 from dataclasses import dataclass
-from functools import cache
 from typing import Any, Iterable, Optional, Union
 
+try:
+    from functools import cache as _cache  # type: ignore
+
+    def cache(user_function: Any) -> Any:
+        return _cache(user_function)
+
+except ImportError:
+
+    # skip cahcing on Python < 3.9
+    def cache(user_function: Any) -> Any:
+        return user_function
+
+
 from ass_tag_parser.ass_struct import (
     AssItem,
     AssTag,

ass_tag_parser/ass_struct.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from dataclasses import dataclass, field
 from typing import Optional
 

ass_tag_parser/common.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from dataclasses import dataclass
 from typing import Union
 

ass_tag_parser/draw_composer.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from typing import Any
 
 from ass_tag_parser.common import smart_float

ass_tag_parser/draw_parser.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from dataclasses import dataclass
 from typing import Iterable, Optional, Union, cast
 
@@ -81,12 +83,16 @@ def _parse_draw_commands(ctx: _ParseContext) -> Iterable[AssDrawCmd]:
         elif cmd == "l":
             ret = AssDrawCmdLine(list(_read_points(ctx.io, min_count=1)))
         elif cmd == "b":
-            ret = AssDrawCmdBezier(
-                cast(
-                    tuple[AssDrawPoint, AssDrawPoint, AssDrawPoint],
-                    tuple(_read_points(ctx.io, min_count=3, max_count=3)),
+            points = tuple(_read_points(ctx.io, min_count=3, max_count=3))
+            try:
+                ret = AssDrawCmdBezier(
+                    cast(
+                        tuple[AssDrawPoint, AssDrawPoint, AssDrawPoint], points
+                    )
                 )
-            )
+            except TypeError:
+                # This is a workaround for Python 3.8
+                ret = AssDrawCmdBezier(points)  # type: ignore
         elif cmd == "s":
             ret = AssDrawCmdSpline(
                 list(_read_points(ctx.io, min_count=3, max_count=None))

ass_tag_parser/draw_struct.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from dataclasses import dataclass
 from typing import Optional
 

ass_tag_parser/errors.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from typing import Optional
 
 

ass_tag_parser/io.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import io
 from typing import Optional
 

ass_tag_parser/tests/test_ass_composing.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import pytest
 
 from ass_tag_parser import (

ass_tag_parser/tests/test_draw_composing.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import pytest
 
 from ass_tag_parser import (

ass_tag_parser/tests/test_draw_parsing.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import pytest
 
 from ass_tag_parser import (

ass_tag_parser/tests/test_module_exports.py

@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import re
 from itertools import chain
 from pathlib import Path