Add numpy 2.0 compatibility (#535)

.github/workflows/ci.yaml

@@ -45,7 +45,7 @@ jobs:
 
       - name: Install clang
         shell: "bash -l {0}"
-        if: ${{ matrix.platform }} == 'macos-12'
+        if: matrix.platform == 'macos-12'
         run: |
           conda activate env
           conda install -y 'clang>=12.0.1,<17'
@@ -60,7 +60,16 @@ jobs:
         run: |
           conda activate env
           export DISABLE_NUMCODECS_AVX2=""
-          python -m pip install -v -e .[test,test_extras,msgpack,zfpy,pcodec]
+          # TODO: put back zfpy import when it supports numpy 2.0
+          python -m pip install -v -e .[test,test_extras,msgpack,pcodec]
+
+      # This is used to test with zfpy, which does not yet support numpy 2.0
+      - name: Install older numpy and zfpy
+        if: matrix.python-version == '3.10'
+        shell: "bash -l {0}"
+        run: |
+          conda activate env
+          python -m pip install "zfpy>=1" "numpy<2"
 
       - name: List installed packages
         shell: "bash -l {0}"

pyproject.toml

@@ -14,7 +14,7 @@ A Python package providing buffer compression and transformation codecs \
 for use in data storage and communication applications."""
 readme =  "README.rst"
 dependencies = [
-    "numpy>=1.7,<2",
+    "numpy>=1.7",
 ]
 requires-python = ">=3.10"
 dynamic = [