Merge pull request #173 from mrava87/patch-neg

bug: pass base_comm_nccl to __neg__

Author: mrava87

.github/workflows/build.yml

@@ -14,7 +14,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
-        python-version: ['3.10', '3.11', '3.12', '3.13']
+        python-version: ['3.11', '3.12', '3.13']
         mpi: ['mpich', 'openmpi', 'intelmpi']
         rank: ['2', '4', '9']
         exclude:

pylops_mpi/DistributedArray.py

@@ -502,6 +502,7 @@ def _nccl_local_shapes(self, masked: bool):
     def __neg__(self):
         arr = DistributedArray(global_shape=self.global_shape,
                                base_comm=self.base_comm,
+                               base_comm_nccl=self.base_comm_nccl,
                                partition=self.partition,
                                axis=self.axis,
                                local_shapes=self.local_shapes,