Nov 8, 2017 · May 15, 2017 · May 16, 2017 · May 16, 2017 · May 16, 2017
diff --git a/lib/matplotlib/axes/_base.py b/lib/matplotlib/axes/_base.py
    def _init_axis(self):
        "move this out of __init__ because non-separable axes don't use it"
        self.xaxis = maxis.XAxis(self)
        self.spines['bottom'].register_axis(self.xaxis)
        self.spines['top'].register_axis(self.xaxis)
        self.spines['bottom'].register_axis(self.xaxis, _init=True)
        self.spines['top'].register_axis(self.xaxis, _init=True)
        self.yaxis = maxis.YAxis(self)
        self.spines['left'].register_axis(self.yaxis)
        self.spines['right'].register_axis(self.yaxis)
        self.spines['left'].register_axis(self.yaxis, _init=True)
        self.spines['right'].register_axis(self.yaxis, _init=True)
        self._update_transScale()

    def set_figure(self, fig):
diff --git a/lib/matplotlib/spines.py b/lib/matplotlib/spines.py
            self._position = ('outward', 0.0)  # in points
            self.set_position(self._position)

    def register_axis(self, axis):
    def register_axis(self, axis, _init=False):
        """register an axis

        An axis should be registered with its corresponding spine from
        the Axes instance. This allows the spine to clear any axis
        properties when needed.
        """
        self.axis = axis
        if self.axis is not None:
        if not _init and self.axis is not None:
            # Clear the axis when added, but *not* if the caller says it was
            # just created.
            self.axis.cla()
        self.stale = True
Original file line number	Diff line number	Diff line change
Expand Up		@@ -610,11 +610,11 @@ def get_window_extent(self, args, *kwargs):
		def _init_axis(self):
		"move this out of __init__ because non-separable axes don't use it"
		self.xaxis = maxis.XAxis(self)
		self.spines['bottom'].register_axis(self.xaxis)
		self.spines['top'].register_axis(self.xaxis)
		self.spines['bottom'].register_axis(self.xaxis, _init=True)
		self.spines['top'].register_axis(self.xaxis, _init=True)
		self.yaxis = maxis.YAxis(self)
		self.spines['left'].register_axis(self.yaxis)
		self.spines['right'].register_axis(self.yaxis)
		self.spines['left'].register_axis(self.yaxis, _init=True)
		self.spines['right'].register_axis(self.yaxis, _init=True)
		self._update_transScale()

		def set_figure(self, fig):
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Original file line number	Diff line number	Diff line change
Expand Up		@@ -151,15 +151,17 @@ def _ensure_position_is_set(self):
		self._position = ('outward', 0.0) # in points
		self.set_position(self._position)

		def register_axis(self, axis):
		def register_axis(self, axis, _init=False):
		"""register an axis

		An axis should be registered with its corresponding spine from
		the Axes instance. This allows the spine to clear any axis
		properties when needed.
		"""
		self.axis = axis
		if self.axis is not None:
		if not _init and self.axis is not None:
		# Clear the axis when added, but not if the caller says it was
		# just created.
		self.axis.cla()
		self.stale = True

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