Fix tests with Pytest 8 (zarr-developers#1714)

* Bump pytest version

* Use editable install when testing

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Co-authored-by: Sanket Verma <[email protected]>

Author: dstansby

.github/workflows/python-package.yml

@@ -64,7 +64,7 @@ jobs:
         python -m pip install --upgrade pip
         python -m pip install -U pip setuptools wheel line_profiler
         python -m pip install -rrequirements_dev_minimal.txt numpy${{matrix.numpy_version}} -rrequirements_dev_optional.txt pymongo redis
-        python -m pip install .
+        python -m pip install -e .
         python -m pip freeze
     - name: Tests
       shell: "bash -l {0}"

requirements_dev_minimal.txt

@@ -5,4 +5,4 @@ numcodecs==0.12.1
 msgpack-python==0.5.6
 setuptools-scm==8.0.4
 # test requirements
-pytest==7.4.4
+pytest==8.1.1