feat(dependencies): require Python 3.12+ as minimum version (#3023)

* feat(dependecies): upgrade to python3.12

* fix(test): processor regex message

* fix(test): processor regex message

* fix(dependecies): resolve all tags in python 3.12

* fix(dependecies): add more hints to faster resolve

* chore(dependecies): remove cli tag huggingface-hub dep

* refactor(policy): update eagle for python3.12

* chore(docs): update policy creation for python 3.12

* chore(test): skip failing tests in macos

src/lerobot/datasets/utils.py

@@ -21,7 +21,7 @@ from collections import deque
 from collections.abc import Iterable, Iterator
 from pathlib import Path
 from pprint import pformat
-from typing import Any, Generic, TypeVar
+from typing import Any
 
 import datasets
 import numpy as np
@@ -78,8 +78,6 @@ DEFAULT_FEATURES = {
     "task_index": {"dtype": "int64", "shape": (1,), "names": None},
 }
 
-T = TypeVar("T")
-
 
 def get_parquet_file_size_in_mb(parquet_path: str | Path) -> float:
     metadata = pq.read_metadata(parquet_path)
@@ -1234,7 +1232,7 @@ class LookAheadError(Exception):
     pass
 
 
-class Backtrackable(Generic[T]):
+class Backtrackable[T]:
     """
     Wrap any iterator/iterable so you can step back up to `history` items
     and look ahead up to `lookahead` items.