Merge pull request #6 from Labelbox/filter-non-polylgons

Handle lines

Author: feynmanliang

.gitignore

@@ -65,6 +65,7 @@ instance/
 
 # Sphinx documentation
 docs/_build/
+docs/.doctrees
 
 # PyBuilder
 target/

labelbox/__init__.py

@@ -1,3 +1,3 @@
 "The Labelbox python package."
 
-__version__ = '0.0.5'
+__version__ = '0.0.6'

labelbox/exporters/coco_exporter.py

@@ -162,7 +162,8 @@ def _get_polygons(label_format, label_data):
                     # skip non xy lists
                     continue
 
-            polygons.append(Polygon(map(lambda p: (p['x'], p['y']), xy_list)))
+            if len(xy_list) > 2:  # need at least 3 points to make a polygon
+                polygons.append(Polygon(map(lambda p: (p['x'], p['y']), xy_list)))
     else:
         exc = UnknownFormatError(label_format=label_format)
         logging.exception(exc.message)