Fix raster fill_type to be integer if dtype is integer

holoviz · May 19, 2023 · 26c8f4a · 26c8f4a
1 parent c57c776
commit 26c8f4a
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Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/datashader/core.py b/datashader/core.py
@@ -1070,6 +1070,8 @@ def raster(self,
             mask = array==nan_value
             array = np.ma.masked_array(array, mask=mask, fill_value=nan_value)
             fill_value = nan_value
+        elif np.issubdtype(source.dtype, np.integer):
+            fill_value = 0
         else:
             fill_value = np.NaN
 

diff --git a/datashader/tests/test_raster.py b/datashader/tests/test_raster.py
@@ -11,6 +11,10 @@
 except ImportError:
     rioxarray = None
 
+from dask.context import config
+
+config.set(scheduler='synchronous')
+
 open_rasterio_available = pytest.mark.skipif(rioxarray is None and rasterio is None, reason="requires rioxarray or rasterio")
 
 from os import path