Closed
Description
Problem
examples/widgets/span_selector.py crashes if one clicks somewhere and immediately releases the click, without dragging the SpanSelector, with
Traceback (most recent call last):
File ".../matplotlib/lib/matplotlib/cbook/__init__.py", line 274, in process
func(*args, **kwargs)
File ".../matplotlib/lib/matplotlib/widgets.py", line 1840, in release
self._release(event)
File ".../matplotlib/lib/matplotlib/widgets.py", line 2069, in _release
self.onselect(vmin, vmax)
File ".../matplotlib/examples/widgets/span_selector.py", line 36, in onselect
ax2.set_xlim(region_x[0], region_x[-1])
IndexError: index 0 is out of bounds for axis 0 with size 0
Suggested Improvement
Make the example more robust.
Matplotlib version
- Operating system: linux
- Matplotlib version (
import matplotlib; print(matplotlib.__version__)): 3.4+HEAD - Matplotlib documentation version (is listed under the logo): 3.4.2.post693