Make sure that test is run with Numpy in CI (#831)

Author: tkf

.github/workflows/system.yml

@@ -49,6 +49,7 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
           architecture: ${{ matrix.architecture }}
+      - run: python -m pip install --user numpy
       - name: Setup julia
         uses: julia-actions/setup-julia@v1
         with:

test/runtests.jl

@@ -10,6 +10,12 @@ PYTHONHOME=get(ENV,"PYTHONHOME","")
 PYTHONEXECUTABLE=get(ENV,"PYTHONEXECUTABLE","")
 @info "Python version $pyversion from $(PyCall.libpython), PYTHONHOME=$(PyCall.PYTHONHOME)\nENV[PYTHONPATH]=$PYTHONPATH\nENV[PYTHONHOME]=$PYTHONHOME\nENV[PYTHONEXECUTABLE]=$PYTHONEXECUTABLE"
 
+@testset "CI setup" begin
+    if lowercase(get(ENV, "CI", "false")) == "true"
+        @test !ispynull(pyimport_e("numpy"))
+    end
+end
+
 roundtrip(T, x) = convert(T, PyObject(x))
 roundtrip(x) = roundtrip(PyAny, x)
 roundtripeq(T, x) = roundtrip(T, x) == x