From c0aaf66329e0364dee0528e3b0e48b2889ed8758 Mon Sep 17 00:00:00 2001
From: Jason T Brown <brown27@gmail.com>
Date: Tue, 16 Jun 2020 02:52:30 -0400
Subject: [PATCH] Implement __geo_interface__ for relevant GeoJSON and GeoData
 classes (#621)

---
 ipyleaflet/leaflet.py | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/ipyleaflet/leaflet.py b/ipyleaflet/leaflet.py
index 5e357e6db..ac8674252 100644
--- a/ipyleaflet/leaflet.py
+++ b/ipyleaflet/leaflet.py
@@ -545,6 +545,16 @@ def _get_data(self):
 
         return self.data
 
+    @property
+    def __geo_interface__(self):
+        """
+        Return a dict whose structure aligns to the GeoJSON format
+        For more information about the ``__geo_interface__``, see
+        https://gist.github.com/sgillies/2217756
+        """
+
+        return self.data
+
     def _apply_style(self, feature, style_callback):
         if 'properties' not in feature:
             feature['properties'] = {}
@@ -595,6 +605,16 @@ def _update_data(self, change):
     def _get_data(self):
         return json.loads(self.geo_dataframe.to_json())
 
+    @property
+    def __geo_interface__(self):
+        """
+        Return a dict whose structure aligns to the GeoJSON format
+        For more information about the ``__geo_interface__``, see
+        https://gist.github.com/sgillies/2217756
+        """
+
+        return self.geo_dataframe.__geo_interface__
+
 
 class Choropleth(GeoJSON):
     geo_data = Dict()