Docstring of set_matplotlib_formats

Author: Serge3leo

matplotlib_inline/backend_inline.py

@@ -275,7 +275,14 @@ def set_matplotlib_formats(*formats, **kwargs):
 
     For example, this enables PNG and JPEG output with a JPEG quality of 90%::
 
-        In [1]: set_matplotlib_formats('png', 'jpeg', quality=90)
+        In [1]: set_matplotlib_formats('png', 'jpeg',
+                                       pil_kwargs={'quality': 90})
+
+    To set this in your notebook by `%config` magic::
+
+        In [1]: %config InlineBackend.figure_formats = {'png', 'jpeg'}
+                %config InlineBackend.print_figure_kwargs = \\
+                                        {'pil_kwargs': {'quality' : 90}}
 
     To set this in your config files use the following::
 
@@ -288,6 +295,10 @@ def set_matplotlib_formats(*formats, **kwargs):
         One or more figure formats to enable: 'png', 'retina', 'jpeg', 'svg', 'pdf'.
     **kwargs
         Keyword args will be relayed to ``figure.canvas.print_figure``.
+
+    In addition, see the docstrings of `plt.savefig()`,
+    `matplotlib.figure.Figure.savefig()`, `PIL.Image.Image.save()` and
+    https://pillow.readthedocs.io/en/stable/handbook/image-file-formats.html
     """
     # build kwargs, starting with InlineBackend config
     cfg = InlineBackend.instance()