From 659a715fc51a485bcc3ad3f148a734c2310dc36d Mon Sep 17 00:00:00 2001
From: artemp <artem@mapnik.org>
Date: Wed, 28 May 2014 15:40:59 +0100
Subject: [PATCH] python : add comparison operators to Map/Layer/Datasource

---
 bindings/python/mapnik_datasource.cpp | 1 +
 bindings/python/mapnik_layer.cpp      | 3 ++-
 bindings/python/mapnik_map.cpp        | 2 ++
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/bindings/python/mapnik_datasource.cpp b/bindings/python/mapnik_datasource.cpp
index dd5b7fc35..b90ba2b56 100644
--- a/bindings/python/mapnik_datasource.cpp
+++ b/bindings/python/mapnik_datasource.cpp
@@ -184,6 +184,7 @@ void export_datasource()
         .def("params",make_function(params_const,return_value_policy<copy_const_reference>()),
              "The configuration parameters of the data source. "
              "These vary depending on the type of data source.")
+        .def(self == self)
         ;
 
     def("CreateDatasource",&create_datasource);
diff --git a/bindings/python/mapnik_layer.cpp b/bindings/python/mapnik_layer.cpp
index bd9884535..a1ff63278 100644
--- a/bindings/python/mapnik_layer.cpp
+++ b/bindings/python/mapnik_layer.cpp
@@ -375,6 +375,7 @@ void export_layer()
                       ">>> lyr.styles[0]\n"
                       "'My Style'\n"
             )
-
+        // comparison
+        .def(self == self)
         ;
 }
diff --git a/bindings/python/mapnik_map.cpp b/bindings/python/mapnik_map.cpp
index c01c1c81d..1a5e92eb6 100644
--- a/bindings/python/mapnik_map.cpp
+++ b/bindings/python/mapnik_map.cpp
@@ -528,5 +528,7 @@ void export_map()
                       ">>> m.width\n"
                       "800\n"
             )
+        // comparison
+        .def(self == self)
         ;
 }