Fix sparse matrix interactions in sq.gr.utils. (#891)

* Fix sparse matrix interactions in `sq.gr.utils`.

Made to be compatible with new `anndata` release.

* Make import depend on `anndata` version.

* Fix logic for `anndata` import.

Remove high `anndata` pin.

* Make comparison version correct.

src/squidpy/gr/_utils.py

@@ -6,11 +6,12 @@
 from contextlib import contextmanager
 from typing import TYPE_CHECKING, Any
 
+import anndata
 import numpy as np
 import pandas as pd
 from anndata import AnnData
-from anndata._core.views import ArrayView, SparseCSCView, SparseCSRView
 from anndata.utils import make_index_unique
+from packaging.version import Version
 from pandas import CategoricalDtype
 from pandas.api.types import infer_dtype
 from scanpy import logging as logg
@@ -19,6 +20,14 @@
 from squidpy._docs import d
 from squidpy._utils import NDArrayA, _unique_order_preserving
 
+CAN_USE_SPARSE_ARRAY = Version(anndata.__version__) >= Version("0.11.0rc1")
+if CAN_USE_SPARSE_ARRAY:
+    from anndata._core.views import ArrayView
+    from anndata._core.views import SparseCSCMatrixView as SparseCSCView
+    from anndata._core.views import SparseCSRMatrixView as SparseCSRView
+else:
+    from anndata._core.views import ArrayView, SparseCSCView, SparseCSRView
+
 
 def _check_tuple_needles(
     needles: Sequence[tuple[Any, Any]],