From 2c734470d583193ed3c014d023f099ae3bf583db Mon Sep 17 00:00:00 2001
From: Gil <g.f.hoben@gmail.com>
Date: Thu, 13 Dec 2018 11:25:40 +0000
Subject: [PATCH] filter method for ParametersMap

---
 src/shogun/base/SGObject.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/shogun/base/SGObject.cpp b/src/shogun/base/SGObject.cpp
index 155e8821d92..b830153aeee 100644
--- a/src/shogun/base/SGObject.cpp
+++ b/src/shogun/base/SGObject.cpp
@@ -90,6 +90,17 @@ namespace shogun
 			return map.find(tag) != map.end();
 		}
 
+		ParametersMap filter(ParameterProperties pprop) const {
+			ParametersMap result;
+			std::copy_if(map.cbegin(), map.cend(),
+			        std::inserter(result, result.end()),
+			        [&pprop](const std::pair<BaseTag, AnyParameter>& each)
+			        {
+                         return each.second.get_properties().has_property(pprop);
+                     });
+			return result;
+		}
+
 		ParametersMap map;
 	};