Add IPython display hook.

This is configurable using rc params, and defaults to off.

Author: dopplershift

lib/matplotlib/animation.py

@@ -932,6 +932,12 @@ def to_html5_video(self):
                                 size=self._video_size,
                                 options=' '.join(options))
 
+    def _repr_html_(self):
+        r'IPython display hook for rendering.'
+        fmt = rcParams['animation.html']
+        if fmt == 'html5':
+            return self.to_html5_video()
+
 
 class TimedAnimation(Animation):
     '''

lib/matplotlib/rcsetup.py

@@ -499,6 +499,9 @@ def validate_hinting(s):
 
 validate_axis_locator = ValidateInStrings('major', ['minor', 'both', 'major'])
 
+validate_movie_html_fmt = ValidateInStrings('animation.html',
+    ['html5', 'none'])
+
 def validate_bbox(s):
     if isinstance(s, six.string_types):
         s = s.lower()
@@ -944,6 +947,7 @@ def __call__(self, s):
     'examples.directory': ['', six.text_type],
 
     # Animation settings
+    'animation.html':         ['none', validate_movie_html_fmt],
     'animation.writer':       ['ffmpeg', validate_movie_writer],
     'animation.codec':        ['mpeg4', six.text_type],
     'animation.bitrate':      [-1, validate_int],