Ticket #54759: patch-docs-conf.py.diff

docs/conf.py

@@ -26 +26 @@
 # coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
 extensions = ['sphinx.ext.autodoc', 'sphinx.ext.doctest',
               'sphinx.ext.intersphinx', 'sphinx.ext.todo',
-              'sphinx.ext.coverage', 'sphinx.ext.pngmath',
+              'sphinx.ext.coverage',
               'sphinx.ext.ifconfig', 'sphinx.ext.viewcode',
                                'matplotlib.sphinxext.plot_directive']
 
@@ -225 +225 @@
 # Example configuration for intersphinx: refer to the Python standard library.
 intersphinx_mapping = {'bedtools': ('http://bedtools.readthedocs.org/en/latest/', None)}
 
-class Mock(object):
+class Mock(list):
     def __init__(self, *args, **kwargs):
         pass
 
@@ -241 +241 @@
         else:
             return Mock()
 
+    def setup(self, *args, **kargs):
+        pass
+
 MOCK_MODULES = ['numpy', 'matplotlib', 'matplotlib.pyplot',
                 'matplotlib.sphinxext', 'matplotlib.sphinxext.plot_directive']
 for mod_name in MOCK_MODULES: