Handle empty data

holoviz · May 22, 2021 · af53363 · af53363
1 parent fc5eaf0
commit af53363
Showing 1 changed file with 6 additions and 3 deletions.
diff --git a/hvplot/converter.py b/hvplot/converter.py
@@ -1765,9 +1765,12 @@ def ohlc(self, x=None, y=None, data=None):
         if ds.data[x].dtype.kind in 'SUO':
             rects = Rectangles(ds, [x, o, x, c])
         else:
-            sampling = np.min(np.diff(ds[x])) * width/2.
-            ds = ds.transform(lbound=dim(x)-sampling, ubound=dim(x)+sampling)
-            rects = Rectangles(ds, ['lbound', o, 'ubound', c])
+            if len(ds):
+                sampling = np.min(np.diff(ds[x])) * width/2.
+                ds = ds.transform(lbound=dim(x)-sampling, ubound=dim(x)+sampling)
+            else:
+                ds = ds.transform(lbound=dim(x), ubound=dim(x))
+            rects = Rectangles(ds, ['lbound', o, 'ubound', c])0
         segments = Segments(ds, [x, l, x, h])
         rect_opts = self._get_opts('Rectangles')
         rect_opts.pop('tools')