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Cleanup span_where. #15976

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Dec 29, 2019
Merged

Cleanup span_where. #15976

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14 changes: 5 additions & 9 deletions lib/matplotlib/collections.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1155,26 +1155,22 @@ def __init__(self, xranges, yrange, **kwargs):
(xmin, ymin)] for xmin, xwidth in xranges]
PolyCollection.__init__(self, verts, **kwargs)

@staticmethod
def span_where(x, ymin, ymax, where, **kwargs):
@classmethod
def span_where(cls, x, ymin, ymax, where, **kwargs):
"""
Create a BrokenBarHCollection to plot horizontal bars from
Return a `BrokenBarHCollection` that plots horizontal bars from
over the regions in *x* where *where* is True. The bars range
on the y-axis from *ymin* to *ymax*

A :class:`BrokenBarHCollection` is returned. *kwargs* are
passed on to the collection.
*kwargs* are passed on to the collection.
"""
xranges = []
for ind0, ind1 in cbook.contiguous_regions(where):
xslice = x[ind0:ind1]
if not len(xslice):
continue
xranges.append((xslice[0], xslice[-1] - xslice[0]))

collection = BrokenBarHCollection(
xranges, [ymin, ymax - ymin], **kwargs)
return collection
return cls(xranges, [ymin, ymax - ymin], **kwargs)


class RegularPolyCollection(_CollectionWithSizes):
Expand Down