Merge pull request #195 from Jammy2211/feature/operate_deflections_api

feature/operate deflections api

autogalaxy/operate/deflections.py

@@ -104,6 +104,20 @@ class OperateDeflections:
         The function which returns the mass object's 2D deflection angles.
     """
 
+    @property
+    def plane_redshifts(self) -> List[float]:
+        """
+        Imitating tracer API but with no planes
+        """
+        return []
+
+    def deflections_between_planes_from(self, grid, plane_i: int, plane_j: int):
+        """
+        Assumes a simple OperateDeflections object (e.g. mass profile) that only has
+        a single plane of deflections
+        """
+        return self.deflections_yx_2d_from(grid=grid)
+
     def deflections_yx_2d_from(self, grid: aa.type.Grid2DLike, **kwargs):
         raise NotImplementedError