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13 changes: 5 additions & 8 deletions examples/widgets/span_selector.py
Original file line number Diff line number Diff line change
Expand Up @@ -8,6 +8,11 @@

Here, an x-range can be selected on the upper axis; a detailed view of the
selected range is then plotted on the lower axis.

.. note::

If the SpanSelector object is garbage collected you will lose the
interactivity. You must keep a hard reference to it to prevent this.
"""

import numpy as np
Expand Down Expand Up @@ -44,14 +49,6 @@ def onselect(xmin, xmax):
fig.canvas.draw_idle()


#############################################################################
# .. note::
#
# If the SpanSelector object is garbage collected you will lose the
# interactivity. You must keep a hard reference to it to prevent this.
#


span = SpanSelector(
ax1,
onselect,
Expand Down