Fix typing

.github/workflows/test.yml

@@ -28,7 +28,7 @@ jobs:
           installer-parallel: true
       - name: Load cached venv
         id: cached-poetry-dependencies
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: .venv
           key: venv-${{ runner.os }}-${{ matrix.python-version }}-${{ hashFiles('**/poetry.lock') }}
@@ -40,4 +40,4 @@ jobs:
       - name: Run tests
         run: |
           source .venv/bin/activate
-          pytest tests/
+          pytest tests/

src/usepy/list/first.py

@@ -1,16 +1,19 @@
 from typing import TypeVar, Sequence
+from typing_ import Union
+
+
 
 T = TypeVar("T")
 
 
-def first(array: Sequence[T]) -> T | None:
+def first(array: Sequence[T]) -> Union[T, None]:
     """
     Gets the first element of `array`.
 
     :param array: The array to query.
     :type array: Sequence[T]
     :return: Returns the first element of `array`.
-    :rtype: T | None
+    :rtype: Union[T, None]
 
     :Example:
 

src/usepy/list/last.py

@@ -1,16 +1,17 @@
 from typing import TypeVar, Sequence
+from typing_ import Union
 
 T = TypeVar("T")
 
 
-def last(array: Sequence[T]) -> T | None:
+def last(array: Sequence[T]) -> Union[T, None]:
     """
     Gets the last element of `array`.
 
     :param array: The array to query.
     :type array: Sequence[T]
     :return: Returns the last element of `array`.
-    :rtype: T | None
+    :rtype: Union[T, None]
 
     :Example:
 

src/usepy/list/sample.py

@@ -1,10 +1,11 @@
 import random
 from typing import TypeVar, Sequence
+from typing_ import Union
 
 T = TypeVar("T")
 
 
-def sample(arr: Sequence[T], count: int = 1) -> T | list[T]:
+def sample(arr: Sequence[T], count: int = 1) -> Union[T, list[T]]:
     """
     Returns a random element from a sequence.
 
@@ -13,9 +14,10 @@ def sample(arr: Sequence[T], count: int = 1) -> T | list[T]:
 
     Args:
         arr (Sequence[T]): The sequence to sample from.
+        count (int, optional): The number of elements to sample. Defaults to 1.
 
     Returns:
-        T: A random element from the sequence.
+        Union[T, list[T]]: A random element from the sequence.
 
     Example:
         >>> sample([1, 2, 3, 4, 5])

src/usepy/typing_.py

@@ -0,0 +1,7 @@
+import sys
+
+
+if sys.version_info >= (3, 10):
+    from typing import Union
+else:
+    from typing_extensions import Union