1. Also emit Plan and Axis shape representations and IfcTopologyRepresentations if requested. 2. Add serialization for curves. 3. In Python add option to specify representation for which to generate shape.

src/ifcopenshell-python/ifcopenshell/geom/__init__.py

@@ -74,7 +74,7 @@ def create_shape(settings, inst):
 
 def iterate(settings, filename):
     it = iterator(settings, filename)
-    if it.findContext():
+    if it.initialize():
         while True:
             yield it.get()
             if not it.next(): break