Make NullPen inherit from AbstractPen

This commit is contained in:
Nikolaus Waxweiler 2021-02-21 10:20:48 +00:00
parent ab1883da1d
commit 8a55182f37

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@ -148,7 +148,7 @@ class AbstractPen(abc.ABC):
raise NotImplementedError raise NotImplementedError
class NullPen(object): class NullPen(AbstractPen):
"""A pen that does nothing. """A pen that does nothing.
""" """