Is this a sensible way to get non-naked brep edges?

[Asterisk]

folds = [edge for edge in brep.Edges if len(brep.AdjacentFaces()) > 1]

Or is there a method that I can’t seem to find?

[Will_Wang]

import Rhino.Geometry as rhg
E = [e for e in B.Edges if e.Valence == rhg.EdgeAdjacency.Interior]

see doc:
RhinoCommon · EdgeAdjacency Enumeration