introduce rounddim for prettiness

Author: borisdevos

src/bimodulesector.jl

@@ -289,6 +289,15 @@ function TensorKit.blocksectors(W::TensorMapSpace{S,N₁,N₂}) where
     end
 end
 
+function rounddim(c::I) where {I<:BimoduleSector}
+    _dim = dim(c)
+    if _dim ≈ floor(_dim)
+        return floor(_dim)
+    else
+        return _dim
+    end
+end
+
 function dim(V::GradedSpace{<:BimoduleSector})
     T = Base.promote_op(*, Int, real(sectorscalartype(sectortype(V))))
     return reduce(+, dim(V, c) * rounddim(c) for c in sectors(V); init=zero(T))