Define DataFrame plot methods in DataFrame (#17020)

Author: jbrockmendel

pandas/core/frame.py

@@ -5746,12 +5746,21 @@ def isin(self, values):
                                 values).reshape(self.shape), self.index,
                 self.columns)
 
+    # ----------------------------------------------------------------------
+    # Add plotting methods to DataFrame
+    plot = base.AccessorProperty(gfx.FramePlotMethods, gfx.FramePlotMethods)
+    hist = gfx.hist_frame
+    boxplot = gfx.boxplot_frame
+
 
 DataFrame._setup_axes(['index', 'columns'], info_axis=1, stat_axis=0,
                       axes_are_reversed=True, aliases={'rows': 0})
 DataFrame._add_numeric_operations()
 DataFrame._add_series_or_dataframe_operations()
 
+ops.add_flex_arithmetic_methods(DataFrame, **ops.frame_flex_funcs)
+ops.add_special_arithmetic_methods(DataFrame, **ops.frame_special_funcs)
+
 _EMPTY_SERIES = Series([])
 
 
@@ -6097,28 +6106,3 @@ def _from_nested_dict(data):
 
 def _put_str(s, space):
     return ('%s' % s)[:space].ljust(space)
-
-
-# ----------------------------------------------------------------------
-# Add plotting methods to DataFrame
-DataFrame.plot = base.AccessorProperty(gfx.FramePlotMethods,
-                                       gfx.FramePlotMethods)
-DataFrame.hist = gfx.hist_frame
-
-
-@Appender(_shared_docs['boxplot'] % _shared_doc_kwargs)
-def boxplot(self, column=None, by=None, ax=None, fontsize=None, rot=0,
-            grid=True, figsize=None, layout=None, return_type=None, **kwds):
-    from pandas.plotting._core import boxplot
-    import matplotlib.pyplot as plt
-    ax = boxplot(self, column=column, by=by, ax=ax, fontsize=fontsize,
-                 grid=grid, rot=rot, figsize=figsize, layout=layout,
-                 return_type=return_type, **kwds)
-    plt.draw_if_interactive()
-    return ax
-
-
-DataFrame.boxplot = boxplot
-
-ops.add_flex_arithmetic_methods(DataFrame, **ops.frame_flex_funcs)
-ops.add_special_arithmetic_methods(DataFrame, **ops.frame_special_funcs)

pandas/plotting/_core.py

@@ -2034,6 +2034,18 @@ def plot_group(keys, values, ax):
     return result
 
 
+@Appender(_shared_docs['boxplot'] % _shared_doc_kwargs)
+def boxplot_frame(self, column=None, by=None, ax=None, fontsize=None, rot=0,
+                  grid=True, figsize=None, layout=None,
+                  return_type=None, **kwds):
+    import matplotlib.pyplot as plt
+    ax = boxplot(self, column=column, by=by, ax=ax, fontsize=fontsize,
+                 grid=grid, rot=rot, figsize=figsize, layout=layout,
+                 return_type=return_type, **kwds)
+    plt.draw_if_interactive()
+    return ax
+
+
 def scatter_plot(data, x, y, by=None, ax=None, figsize=None, grid=False,
                  **kwargs):
     """