Fixing name of reuse_plot parameter

Author: Marc Garcia

pandas/plotting/_core.py

@@ -576,7 +576,7 @@ def __call__(self, *args, **kwargs):
         data = self._parent.copy()
 
         if isinstance(data, pandas.core.dtypes.generic.ABCSeries):
-            kwargs['new_plot'] = True
+            kwargs['reuse_plot'] = True
 
         if kind in self._dataframe_kinds:
             if isinstance(data, ABCDataFrame):

pandas/plotting/_matplotlib/__init__.py

@@ -31,7 +31,7 @@
 
 
 def plot(data, kind, **kwargs):
-    if kwargs.pop('new_plot', False):
+    if kwargs.pop('reuse_plot', False):
         ax = kwargs.get('ax')
         if ax is None and len(plt.get_fignums()) > 0:
             with plt.rc_context():