diff --git a/lib/matplotlib/cbook/__init__.py b/lib/matplotlib/cbook/__init__.py
index 171c7a6fff1f..abb6c6df4fab 100644
--- a/lib/matplotlib/cbook/__init__.py
+++ b/lib/matplotlib/cbook/__init__.py
@@ -132,9 +132,9 @@ class CallbackRegistry:
for a set of signals and callbacks:
>>> def oneat(x):
- ... print('eat', x)
+ ... print('eat', x)
>>> def ondrink(x):
- ... print('drink', x)
+ ... print('drink', x)
>>> from matplotlib.cbook import CallbackRegistry
>>> callbacks = CallbackRegistry()
@@ -1905,7 +1905,7 @@ def _array_perimeter(arr):
Examples
--------
- >>> i, j = np.ogrid[:3,:4]
+ >>> i, j = np.ogrid[:3, :4]
>>> a = i*10 + j
>>> a
array([[ 0, 1, 2, 3],
@@ -1949,7 +1949,7 @@ def _unfold(arr, axis, size, step):
Examples
--------
- >>> i, j = np.ogrid[:3,:7]
+ >>> i, j = np.ogrid[:3, :7]
>>> a = i*10 + j
>>> a
array([[ 0, 1, 2, 3, 4, 5, 6],
diff --git a/lib/matplotlib/widgets.py b/lib/matplotlib/widgets.py
index c42caa649935..004ceea2a733 100644
--- a/lib/matplotlib/widgets.py
+++ b/lib/matplotlib/widgets.py
@@ -2918,10 +2918,9 @@ class RectangleSelector(_SelectorWidget):
... print(erelease.xdata, erelease.ydata)
>>> props = dict(facecolor='blue', alpha=0.5)
>>> rect = mwidgets.RectangleSelector(ax, onselect, interactive=True,
- props=props)
+ ... props=props)
>>> fig.show()
-
- >>> selector.add_state('square')
+ >>> rect.add_state('square')
See also: :doc:`/gallery/widgets/rectangle_selector`
"""
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