Answer to #issuecomment-1120099909

mraspaud · Dec 15, 2023 · May 6, 2022 · May 6, 2022 · May 6, 2022 · May 6, 2022
commit 09b8f6ee3252ca52e9ba8fd14ecf69cf7f4b49f9
@@ -35,6 +35,7 @@ dependencies:
   - mock
   - libtiff
   - geoviews
+  - hvplot
   - zarr
   - python-eccodes
   # 2.19.1 seems to cause library linking issues

@@ -23,7 +23,6 @@
 import warnings
 from typing import Callable
 
-import hvplot.xarray  # noqa
 import numpy as np
 import xarray as xr
 from holoviews import Overlay
@@ -39,6 +38,12 @@
 from satpy.resample import get_area_def, prepare_resampler, resample_dataset
 from satpy.writers import load_writer
 
+try:
+    import hvplot.xarray  # noqa
+except ImportError:
+    hvplot.xarray = None
+
+
 LOG = logging.getLogger(__name__)
 
 
@@ -1061,6 +1066,9 @@ def _plot_quadmesh(xarray_ds, variable, **defaults):
                 clabel=f'[{_get_units(xarray_ds,variable)}]', title=title,
                 **defaults)
 
+        if hvplot.xarray is None:
+            raise ImportError("'hvplot' must be installed to use this feature")
+
         plot = Overlay()
         xarray_ds = self.to_xarray_dataset(datasets)
         ccrs = _get_crs(xarray_ds)
-Original file line number
+Diff line change
@@ Expand Up / @@ -35,6 +35,7 @@ dependencies: @@
       - mock
       - libtiff
       - geoviews
+      - hvplot
       - zarr
       - python-eccodes
       # 2.19.1 seems to cause library linking issues
@@ Expand Down @@