diff -Naupr epydoc-3.0.1.orig/epydoc/docwriter/dotgraph.py epydoc-3.0.1/epydoc/docwriter/dotgraph.py

--- epydoc-3.0.1.orig/epydoc/docwriter/dotgraph.py	2008-01-28 19:15:33.000000000 +0100

+++ epydoc-3.0.1/epydoc/docwriter/dotgraph.py	2008-12-22 20:19:42.037246526 +0100

@@ -140,7 +140,7 @@ class DotGraph:

         # the cmapx with a single call to dot.  Otherwise, we need to

         # run dot twice.

         if get_dot_version() > [1,8,10]:

-            cmapx = self._run_dot('-Tgif', '-o%s' % image_file, '-Tcmapx')

+            cmapx = self._run_dot('-Tpng', '-o%s' % image_file, '-Tcmapx')

             if cmapx is None: return '' # failed to render

         else:

             if not self.write(image_file):

@@ -220,7 +220,7 @@ class DotGraph:

                 if url: attribs['href'] = url

                 else: del attribs['href']

-    def write(self, filename, language='gif'):

+    def write(self, filename, language='png'):

         """

         Render the graph using the output format `language`, and write

         the result to `filename`.

@@ -234,7 +234,7 @@ class DotGraph:

             result = result.decode('utf-8')

         return (result is not None)

-    def render(self, language='gif'):

+    def render(self, language='png'):

         """

         Use the ``dot`` command to render this graph, using the output

         format `language`.  Return the result as a string, or ``None``

diff -Naupr epydoc-3.0.1.orig/epydoc/docwriter/html.py epydoc-3.0.1/epydoc/docwriter/html.py

--- epydoc-3.0.1.orig/epydoc/docwriter/html.py	2008-01-29 13:43:04.000000000 +0100

+++ epydoc-3.0.1/epydoc/docwriter/html.py	2008-12-22 20:19:56.195371915 +0100

@@ -1627,7 +1627,7 @@ class HTMLWriter:

     def render_graph(self, graph):

         if graph is None: return ''

         graph.caption = graph.title = None

-        image_url = '%s.gif' % graph.uid

+        image_url = '%s.png' % graph.uid

         image_file = os.path.join(self._directory, image_url)

         return graph.to_html(image_file, image_url)

diff -Naupr epydoc-3.0.1.orig/epydoc/markup/epytext.py epydoc-3.0.1/epydoc/markup/epytext.py

--- epydoc-3.0.1.orig/epydoc/markup/epytext.py	2007-09-26 06:45:35.000000000 +0200

+++ epydoc-3.0.1/epydoc/markup/epytext.py	2008-12-22 20:20:14.630371505 +0100

@@ -1878,7 +1878,7 @@ class ParsedEpytextDocstring(ParsedDocst

                                       docindex, context)

             if not graph: return ''

             # Write the graph.

-            image_url = '%s.gif' % graph.uid

+            image_url = '%s.png' % graph.uid

             image_file = os.path.join(directory, image_url)

             return graph.to_html(image_file, image_url)

         else:

diff -Naupr epydoc-3.0.1.orig/epydoc/markup/restructuredtext.py epydoc-3.0.1/epydoc/markup/restructuredtext.py

--- epydoc-3.0.1.orig/epydoc/markup/restructuredtext.py	2008-01-28 19:15:33.000000000 +0100

+++ epydoc-3.0.1/epydoc/markup/restructuredtext.py	2008-12-22 20:20:23.679309245 +0100

@@ -663,7 +663,7 @@ class _EpydocHTMLTranslator(HTMLTranslat

         if graph is None: return

         # Write the graph.

-        image_url = '%s.gif' % graph.uid

+        image_url = '%s.png' % graph.uid

         image_file = os.path.join(self._directory, image_url)

         self.body.append(graph.to_html(image_file, image_url))

         raise SkipNode()