Bump compat entry for DataGraphs and remove dispatch on AbstractDataG…

…raphs for connected_components.

Project.toml

@@ -1,7 +1,7 @@
 name = "ITensorNetworks"
 uuid = "2919e153-833c-4bdc-8836-1ea460a35fc7"
 authors = ["Matthew Fishman <[email protected]> and contributors"]
-version = "0.7"
+version = "0.7.0"
 
 [deps]
 AbstractTrees = "1520ce14-60c1-5f80-bbc7-55ef81b5835c"
@@ -45,7 +45,7 @@ ITensorNetworksEinExprsExt = "EinExprs"
 AbstractTrees = "0.4.4"
 Combinatorics = "1"
 Compat = "3, 4"
-DataGraphs = "0.1.7"
+DataGraphs = "v0.1.13"
 DataStructures = "0.18"
 Dictionaries = "0.4"
 Distributions = "0.25.86"

src/treetensornetworks/opsum_to_ttn.jl

@@ -6,7 +6,6 @@ using ITensors.NDTensors: Block, maxdim, nblocks, nnzblocks
 using ITensors.Ops: Op, OpSum
 using NamedGraphs: degrees, is_leaf, vertex_path
 using StaticArrays: MVector
-using DataGraphs: AbstractDataGraph
 using NamedGraphs: boundary_edges
 # convert ITensors.OpSum to TreeTensorNetwork
 
@@ -28,16 +27,14 @@ function split_at_vertex(g::AbstractGraph, v)
   return Set.(connected_components(_g))
 end
 
-split_at_vertex(g::AbstractDataGraph, v) = split_at_vertex(underlying_graph(g), v)
-
 # 
 # Tree adaptations of functionalities in ITensors.jl/src/physics/autompo/opsum_to_mpo.jl
 # 
 
 """
     ttn_svd(os::OpSum, sites::IndsNetwork, root_vertex, kwargs...)
 
-Construct a dense TreeTensorNetwork from a symbolic OpSum representation of a
+Construct a TreeTensorNetwork from a symbolic OpSum representation of a
 Hamiltonian, compressing shared interaction channels.
 """
 function ttn_svd(os::OpSum, sites::IndsNetwork, root_vertex; kwargs...)