Cleanups

Author: Yue-Zhengyuan

src/algorithms/ctmrg/ctmrg.jl

@@ -191,7 +191,6 @@ This determined either from the previous corner and edge singular values
 `CS_old` and `TS_old`, or alternatively, directly from the old environment.
 """
 function calc_convergence(env, CS_old, TS_old)
-    # TODO: convert CS from SectorVector to DiagonalTensorMap
     CS_new = map(svd_vals, env.corners)
     ΔCS = maximum(_singular_value_distance, zip(CS_old, CS_new))
 

test/ctmrg/gaugefix.jl

@@ -45,7 +45,6 @@ end
     alg = ctmrg_alg(; tol, projector_alg)
     env_pre, psi = preconv[(S, T, unitcell)]
     n = InfiniteSquareNetwork(psi)
-    env_pre
     env, = leading_boundary(env_pre, psi, alg)
     env′, = ctmrg_iteration(n, env, alg)
     env_fixed, = gauge_fix(env, env′)