Merge remote-tracking branch 'upstream/develop' into t/34946/sage__algebras_combinat_matroids___replace_imports_from_sage___all_for_namespace_packages

Author: Matthias Koeppe

.github/workflows/ci-linux.yml

@@ -162,41 +162,3 @@ jobs:
           ["maximal"]
       docker_targets: "with-targets-optional"
       targets_optional: '$(echo $(export PATH=build/bin:$PATH && sage-package list :experimental: --has-file "spkg-install.in|spkg-install|requirements.txt" --no-file "huge|has_nonfree_dependencies" | grep -v sagemath_doc | grep ^[p-z]))'
-
-  local-ubuntu:
-
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      max-parallel: 1
-      matrix:
-        tox_system_factor: [conda-forge-ubuntu]
-        tox_packages_factor: [minimal, standard, environment, environment-optional]
-    env:
-      TOX_ENV: local-${{ matrix.tox_system_factor }}-${{ matrix.tox_packages_factor }}
-      LOGS_ARTIFACT_NAME: logs-commit-${{ github.sha }}-tox-local-${{ matrix.tox_system_factor }}-${{ matrix.tox_packages_factor }}
-    steps:
-      - uses: actions/checkout@v3
-      - name: Install test prerequisites
-        run: |
-          sudo DEBIAN_FRONTEND=noninteractive apt-get update
-          sudo DEBIAN_FRONTEND=noninteractive apt-get install tox
-      - name: Build and test with tox
-        # We use a high parallelization on purpose in order to catch possible parallelization bugs in the build scripts.
-        # For doctesting, we use a lower parallelization to avoid timeouts.
-        run: |
-          MAKE="make -j12" tox -e $TOX_ENV -- SAGE_NUM_THREADS=4 $TARGETS
-      - name: Prepare logs artifact
-        run: |
-          mkdir -p "artifacts/$LOGS_ARTIFACT_NAME"; cp -r .tox/*/log "artifacts/$LOGS_ARTIFACT_NAME"
-        if: always()
-      - uses: actions/upload-artifact@v3
-        with:
-          path: artifacts
-          name: ${{ env.LOGS_ARTIFACT_NAME }}
-        if: always()
-      - name: Print out logs for immediate inspection
-        # and markup the output with GitHub Actions logging commands
-        run: |
-          .github/workflows/scan-logs.sh "artifacts/$LOGS_ARTIFACT_NAME"
-        if: always()

src/sage/schemes/toric/sheaf/klyachko.py

@@ -26,7 +26,7 @@
     (0, 0, 18, 16, 1)
     sage: Gtilde = G_sum.random_deformation()
     sage: V = Gtilde.wedge(2) * K                     # long time
-    sage: V.cohomology(dim=True, weight=(0,0,0,0))    # long time
+    sage: V.cohomology(dim=True, weight=(0,0,0,0))    # long time  # random failure (see #32773)
     (0, 0, 3, 0, 0)
 
 REFERENCES:
@@ -948,7 +948,7 @@ def random_deformation(self, epsilon=None):
            sage: V.cohomology(dim=True, weight=(0,))
            (1, 0)
            sage: Vtilde = V.random_deformation()
-           sage: Vtilde.cohomology(dim=True, weight=(0,))
+           sage: Vtilde.cohomology(dim=True, weight=(0,))  # random failure (see #32773)
            (1, 0)
         """
         filt = self._filt.random_deformation(epsilon)

tox.ini

@@ -272,7 +272,6 @@ setenv =
     fedora-31:        BASE_TAG=31
     fedora-32:        BASE_TAG=32
     fedora-33:        BASE_TAG=33
-    fedora-33:                                 IGNORE_MISSING_SYSTEM_PACKAGES=no
     fedora-34:        BASE_TAG=34
     fedora-34:                                 IGNORE_MISSING_SYSTEM_PACKAGES=no
     fedora-35:        BASE_TAG=35