MAINT: linters fix (scipy#22063)

Author: crusaderky

scipy/sparse/linalg/_dsolve/linsolve.py

@@ -371,9 +371,9 @@ def splu(A, permc_spec=None, diag_pivot_thresh=None,
 
     Notes
     -----
-    When a real array is factorized and the returned SuperLU object's ``solve()`` method 
-    is used with complex arguments an error is generated. Instead, cast the initial
-    array to complex and then factorize.
+    When a real array is factorized and the returned SuperLU object's ``solve()``
+    method is used with complex arguments an error is generated. Instead, cast the
+    initial array to complex and then factorize.
 
     This function uses the SuperLU library.
 

scipy/special/tests/test_nan_inputs.py

@@ -1,7 +1,7 @@
 """Test how the ufuncs in special handle nan inputs.
 
 """
-from typing import Callable
+from collections.abc import Callable
 
 import numpy as np
 from numpy.testing import assert_array_equal, assert_, suppress_warnings