very naive support for fitness exts

gpxpy/gpxfield.py

@@ -250,8 +250,19 @@ def from_xml(self, parser, node, version):
         if children is None:
             return result
 
+        def drop_tag(s):
+            parts = s.split(':')
+            return ''.join(parts[1:]) if len(parts) > 1 else s
+
         for child in children:
-            result[parser.get_node_name(child)] = parser.get_node_data(child)
+            sub_children = parser.get_children(child)
+            print(sub_children)
+            try:
+                for sub_child in sub_children:
+                    name = drop_tag(parser.get_node_name(sub_child))
+                    result[name] = parser.get_node_data(sub_child)
+            except:
+                result[parser.get_node_name(child)] = parser.get_node_data(child)
 
         return result
 

test.py

@@ -2790,6 +2790,10 @@ def test_zero_latlng(self):
         self.assertEquals(0, gpx2.tracks[0].segments[0].points[0].longitude)
         self.assertEquals(0, gpx2.tracks[0].segments[0].points[0].elevation)
 
+    def test_fitness_extension(self):
+        gpx = self.parse('3p_hr_cad.gpx')
+        self.assertEquals('100', gpx.tracks[0].segments[0].points[0].extensions['hr'])
+
 class LxmlTests(mod_unittest.TestCase, AbstractTests):
     def get_parser_type(self):
         return 'lxml'

test_files/3p_hr_cad.gpx

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<gpx version="1.1" creator="Endomondo.com" xsi:schemaLocation="http://www.topografix.com/GPX/1/1 http://www.topografix.com/GPX/1/1/gpx.xsd http://www.garmin.com/xmlschemas/GpxExtensions/v3 http://www.garmin.com/xmlschemas/GpxExtensionsv3.xsd http://www.garmin.com/xmlschemas/TrackPointExtension/v1 http://www.garmin.com/xmlschemas/TrackPointExtensionv1.xsd" xmlns="http://www.topografix.com/GPX/1/1" xmlns:gpxtpx="http://www.garmin.com/xmlschemas/TrackPointExtension/v1" xmlns:gpxx="http://www.garmin.com/xmlschemas/GpxExtensions/v3" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <trk>
+    <type>RUNNING</type>
+    <trkseg>
+      <trkpt lat="51.05772622860968" lon="16.998099563643336">
+        <ele>100</ele>
+        <time>2016-07-30T06:22:05Z</time>
+        <extensions>
+          <gpxtpx:TrackPointExtension>
+            <gpxtpx:hr>100</gpxtpx:hr>
+            <gpxtpx:cad>60</gpxtpx:cad>
+          </gpxtpx:TrackPointExtension>
+        </extensions>
+      </trkpt>
+      <trkpt lat="51.05773385614157" lon="16.998072154819965">
+        <ele>105</ele>
+        <time>2016-07-30T06:22:06Z</time>
+        <extensions>
+          <gpxtpx:TrackPointExtension>
+            <gpxtpx:hr>110</gpxtpx:hr>
+            <gpxtpx:cad>70</gpxtpx:cad>
+          </gpxtpx:TrackPointExtension>
+        </extensions>
+      </trkpt>
+      <trkpt lat="51.05774031020701" lon="16.998041979968548">
+        <ele>110</ele>
+        <time>2016-07-30T06:22:07Z</time>
+        <extensions>
+          <gpxtpx:TrackPointExtension>
+            <gpxtpx:hr>120</gpxtpx:hr>
+            <gpxtpx:cad>80</gpxtpx:cad>
+          </gpxtpx:TrackPointExtension>
+        </extensions>
+      </trkpt>
+    </trkseg>
+  </trk>
+</gpx>