@@ -665,6 +665,8 @@ def __init__(self, fig,
665665 self .set_box_aspect (box_aspect )
666666 self ._axes_locator = None # Optionally set via update(kwargs).
667667
668+ self ._children = []
669+
668670 # placeholder for any colorbars added that use this Axes.
669671 # (see colorbar.py):
670672 self ._colorbars = []
@@ -1078,7 +1080,7 @@ def _update_transScale(self):
10781080 self .transScale .set (
10791081 mtransforms .blended_transform_factory (
10801082 self .xaxis .get_transform (), self .yaxis .get_transform ()))
1081- for line in getattr ( self , " _children" , []): # Not set during init.
1083+ for line in self . _children :
10821084 if not isinstance (line , mlines .Line2D ):
10831085 continue
10841086 try :
@@ -1291,14 +1293,6 @@ def __clear(self):
12911293 self .callbacks = cbook .CallbackRegistry (
12921294 signals = ["xlim_changed" , "ylim_changed" , "zlim_changed" ])
12931295
1294- for name , axis in self ._axis_map .items ():
1295- share = getattr (self , f"_share{ name } )
1296- if share is not None :
1297- getattr (self , f"share{ name } )(share )
1298- else :
1299- axis ._set_scale ("linear" )
1300- axis ._set_lim (0 , 1 , auto = True )
1301-
13021296 # update the minor locator for x and y axis based on rcParams
13031297 if mpl .rcParams ['xtick.minor.visible' ]:
13041298 self .xaxis .set_minor_locator (mticker .AutoMinorLocator ())
@@ -1309,7 +1303,6 @@ def __clear(self):
13091303 self ._ymargin = mpl .rcParams ['axes.ymargin' ]
13101304 self ._tight = None
13111305 self ._use_sticky_edges = True
1312- self ._update_transScale () # needed?
13131306
13141307 self ._get_lines = _process_plot_var_args (self )
13151308 self ._get_patches_for_fill = _process_plot_var_args (self , 'fill' )
@@ -1386,6 +1379,17 @@ def __clear(self):
13861379 self .yaxis .set_visible (yaxis_visible )
13871380 self .patch .set_visible (patch_visible )
13881381
1382+ # This comes last, as the call to _set_lim may trigger an autoscale (in
1383+ # case of shared axes), requiring children to be already set up.
1384+ for name , axis in self ._axis_map .items ():
1385+ share = getattr (self , f"_share{ name } )
1386+ if share is not None :
1387+ getattr (self , f"share{ name } )(share )
1388+ else :
1389+ axis ._set_scale ("linear" )
1390+ axis ._set_lim (0 , 1 , auto = True )
1391+ self ._update_transScale ()
1392+
13891393 self .stale = True
13901394
13911395 def clear (self ):
@@ -2936,22 +2940,15 @@ def autoscale_view(self, tight=None, scalex=True, scaley=True):
29362940
29372941 x_stickies = y_stickies = np .array ([])
29382942 if self .use_sticky_edges :
2939- # Only iterate over Axes and artists if needed. The check for
2940- # ``hasattr(ax, "_children")`` is necessary because this can be
2941- # called very early in the Axes init process (e.g., for twin Axes)
2942- # when these attributes don't even exist yet, in which case
2943- # `get_children` would raise an AttributeError.
29442943 if self ._xmargin and scalex and self .get_autoscalex_on ():
29452944 x_stickies = np .sort (np .concatenate ([
29462945 artist .sticky_edges .x
29472946 for ax in self ._shared_axes ["x" ].get_siblings (self )
2948- if hasattr (ax , "_children" )
29492947 for artist in ax .get_children ()]))
29502948 if self ._ymargin and scaley and self .get_autoscaley_on ():
29512949 y_stickies = np .sort (np .concatenate ([
29522950 artist .sticky_edges .y
29532951 for ax in self ._shared_axes ["y" ].get_siblings (self )
2954- if hasattr (ax , "_children" )
29552952 for artist in ax .get_children ()]))
29562953 if self .get_xscale () == 'log' :
29572954 x_stickies = x_stickies [x_stickies > 0 ]
0 commit comments