Mock dependencies for readthedocs.

docs/conf.py

@@ -14,6 +14,8 @@
 
 import sys
 import os
+from mock import Mock as MagicMock
+from plaso import dependencies
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
@@ -37,8 +39,19 @@
     'sphinxcontrib.napoleon'
 ]
 
-import os
-on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
+# There are a bunch of dependencies we can't install on readthedocs,
+# so we need to mock them
+class Mock(MagicMock):
+    @classmethod
+    def __getattr__(cls, name):
+        return Mock()
+
+# Mock all the dependencies!
+py_mods = [tup[0] for tup in dependencies.PYTHON_DEPENDENCIES]
+bin_mods = [key for key, value in dependencies.LIBYAL_DEPENDENCIES.iteritems()]
+sys.modules.update((mod_name, Mock()) for mod_name in py_mods)
+sys.modules.update((mod_name, Mock()) for mod_name in bin_mods)
+
 
 # Napoleon settings
 napoleon_google_docstring = True