Add google-endpoints to third_party/.

third_party/google-endpoints/dogpile/cache/exception.py

Index: third_party/google-endpoints/dogpile/cache/exception.py
diff --git a/third_party/google-endpoints/dogpile/cache/exception.py b/third_party/google-endpoints/dogpile/cache/exception.py
new file mode 100644
index 0000000000000000000000000000000000000000..58068f8bc161f285f211281d6eaa7f81cfbc7b81
--- /dev/null
+++ b/third_party/google-endpoints/dogpile/cache/exception.py
@@ -0,0 +1,17 @@
+"""Exception classes for dogpile.cache."""
+
+
+class DogpileCacheException(Exception):
+    """Base Exception for dogpile.cache exceptions to inherit from."""
+
+
+class RegionAlreadyConfigured(DogpileCacheException):
+    """CacheRegion instance is already configured."""
+
+
+class RegionNotConfigured(DogpileCacheException):
+    """CacheRegion instance has not been configured."""
+
+
+class ValidationError(DogpileCacheException):
+    """Error validating a value or option."""