o Also delete object, previous commit didn't fix win32 error

Author: rajeeja

test/test_exodus.py

@@ -54,6 +54,7 @@ def test_mixed_exodus():
     # Cleanup
     ugrid_load_saved._ds.close()
     exodus_load_saved._ds.close()
+    del ugrid_load_saved, exodus_load_saved
     os.remove("test_ugrid.nc")
     os.remove("test_exo.exo")
 

test/test_grid.py

@@ -198,6 +198,8 @@ def test_grid_ugrid_exodus_roundtrip():
     # This might be need for windows "ermissionError: [WinError 32] -- file accessed by another process"
     reloaded_exodus._ds.close()
     reloaded_ugrid._ds.close()
+    del reloaded_exodus
+    del reloaded_ugrid
 
     # Clean up temporary test files
     for filepath in test_files:

test/test_scrip.py

@@ -62,6 +62,7 @@ def test_to_xarray_ugrid():
 
     # Cleanup
     reloaded_grid._ds.close()
+    del reloaded_grid
     os.remove("scrip_ugrid_csne8.nc")
 
 def test_standardized_dtype_and_fill():

test/test_ugrid.py

@@ -59,6 +59,7 @@ def test_to_xarray_ugrid():
 
     # Cleanup
     reloaded_grid._ds.close()
+    del reloaded_grid
     os.remove("ugrid_exo_csne8.nc")
 
 def test_standardized_dtype_and_fill():