Экспорт URDF из FreeCAD

sdf/src/usecases/sdf_generate_world_usecase.py

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+import os
+from helper.fs import FS
+
+class SdfGenerateWorldUseCase:
+    def call(assembly:str) -> str:
+        world = FS.readFile(os.path.dirname(os.path.realpath(__file__))
+                           + '/../../mocks/sdf/world.sdf')
+        beginWorld = world[0:world.find('</world') - 1]
+        endWorld = world[world.find('</world') - 1: world.__len__()]
+        
+        
+        return beginWorld + assembly + endWorld