Reduce deprecation warnings (refs: #3192)

1 files changed, 4 insertions, 1 deletions

diff --git a/sphinx/ext/autodoc.py b/sphinx/ext/autodoc.py
index c17b754e7..c3832bfda 100644
--- a/sphinx/ext/autodoc.py
+++ b/sphinx/ext/autodoc.py
@@ -15,6 +15,7 @@ import re
 import sys
 import inspect
 import traceback
+import warnings
 from types import FunctionType, BuiltinFunctionType, MethodType
 
 from six import PY2, iterkeys, iteritems, itervalues, text_type, class_types, \
@@ -544,7 +545,9 @@ class Documenter(object):
             for modname in self.env.config.autodoc_mock_imports:
                 dbg('[autodoc] adding a mock module %s!', modname)
                 mock_import(modname)
-            __import__(self.modname)
+            with warnings.catch_warnings():
+                warnings.filterwarnings("ignore", category=ImportWarning)
+                __import__(self.modname)
             parent = None
             obj = self.module = sys.modules[self.modname]
             dbg('[autodoc] => %r', obj)