Fix ops reexport (#26)

Author: mtfishman

Project.toml

@@ -1,7 +1,7 @@
 name = "ITensorMPS"
 uuid = "0d1a4710-d33b-49a5-8f18-73bdf49b47e2"
 authors = ["Matthew Fishman <[email protected]>", "Miles Stoudenmire <[email protected]>"]
-version = "0.2.4"
+version = "0.2.5"
 
 [deps]
 ITensorTDVP = "25707e16-a4db-4a07-99d9-4d67b7af0342"

src/ITensorMPS.jl

@@ -10,7 +10,9 @@ using .Experimental: Experimental
 include("Deprecated.jl")
 using .Deprecated: Deprecated, dmrg
 export dmrg
-@reexport using ITensors: contract
+# `ops` is defined in `ITensors.SiteTypes`.
+# TODO: Maybe reexport from there.
+@reexport using ITensors: contract, ops
 @reexport using ITensors.ITensorMPS:
   @OpName_str,
   @SiteType_str,
@@ -117,7 +119,6 @@ export dmrg
   nsite,
   nsweep,
   op,
-  ops,
   orthoCenter,
   ortho_lims,
   orthocenter,