Separate job for doctests

.github/workflows/ci.yml

@@ -86,8 +86,12 @@ jobs:
       - name: Install awkward v1
         run: python -m pip install -U "awkward<2"
 
+      - name: Run doctests on Python ${{ matrix.python-version }} with awkward v1.x
+        if: matrix.python-version == '3.11'
+        run: python -m pytest -ra --doctest-plus src/vector/
+
       - name: Test package with awkward v1.x
-        run: python -m pytest -ra --cov=vector --ignore tests/test_notebooks.py --doctest-plus .
+        run: python -m pytest -ra --cov=vector --ignore tests/test_notebooks.py .
 
   check-awkward-v2:
     needs: [check-light]
@@ -118,8 +122,12 @@ jobs:
       - name: Install awkward v2
         run: python -m pip install -U --pre "awkward>=2.0.0rc1"
 
+      - name: Run doctests on Python ${{ matrix.python-version }} with awkward v2.x
+        if: matrix.python-version == 3.11
+        run: python -m pytest -ra --doctest-plus src/vector/
+
       - name: Test package with awkward v2.x
-        run: python -m pytest -ra --cov=vector --ignore tests/test_notebooks.py --doctest-plus .
+        run: python -m pytest -ra --cov=vector --ignore tests/test_notebooks.py .
 
       - name: Upload coverage report
         uses: codecov/codecov-action@v3.1.4

src/vector/backends/_numba.py

@@ -5,12 +5,10 @@
 
 from __future__ import annotations
 
-import sys
 import types
 import typing
 
-if sys.version_info < (3, 12):
-    import numba
+import numba
 
 import vector._compute.lorentz
 import vector._compute.planar

src/vector/backends/_numba_object.py

@@ -13,11 +13,8 @@
 from __future__ import annotations
 
 import operator
-import sys
-
-if sys.version_info < (3, 12):
-    import numba
 
+import numba
 import numpy
 
 import vector