Merge pull request matplotlib#6694 from Kojoley/improve-line2d-and-ma…

…rkerstyle-instantiation

MNT: refactor Line2D and MarkerStyle instantiation

lib/matplotlib/lines.py

@@ -370,8 +370,7 @@ def __init__(self, xdata, ydata,
 
         self._color = None
         self.set_color(color)
-        self._marker = MarkerStyle()
-        self.set_marker(marker)
+        self._marker = MarkerStyle(marker, fillstyle)
 
         self._markevery = None
         self._markersize = None
@@ -391,8 +390,6 @@ def __init__(self, xdata, ydata,
         self.set_markeredgecolor(markeredgecolor)
         self.set_markeredgewidth(markeredgewidth)
 
-        self.set_fillstyle(fillstyle)
-
         self.verticalOffset = None
 
         # update kwargs before updating data to give the caller a

lib/matplotlib/markers.py

@@ -175,11 +175,9 @@ def __init__(self, marker=None, fillstyle=None):
         fillstyle : string, optional, default: 'full'
             'full', 'left", 'right', 'bottom', 'top', 'none'
         """
-        # The fillstyle has to be set here as it might be accessed by calls to
-        # _recache() in set_marker.
-        self._fillstyle = fillstyle
-        self.set_marker(marker)
+        self._marker_function = None
         self.set_fillstyle(fillstyle)
+        self.set_marker(marker)
 
     def __getstate__(self):
         d = self.__dict__.copy()
@@ -189,9 +187,10 @@ def __getstate__(self):
     def __setstate__(self, statedict):
         self.__dict__ = statedict
         self.set_marker(self._marker)
-        self._recache()
 
     def _recache(self):
+        if self._marker_function is None:
+            return
         self._path = _empty_path
         self._transform = IdentityTransform()
         self._alt_path = None