完善mps的vidal机制,多节点并行;补充tn搜索时dask集群搜索的方式

tools/benchmark_slice.py

@@ -0,0 +1,16 @@
+"""Slice saved tree and save."""
+import pickle
+
+NQUBITS, NLAYERS = 25, 10
+
+with open(f"data/tree_q{NQUBITS}_l{NLAYERS}.pkl", 'rb') as f:
+    tree = pickle.load(f)
+
+print(f"Original peak: {tree.max_size() * 16 / 1e9:.2f} GB")
+
+tree_sliced = tree.slice_and_reconfigure(target_size=2**28)
+
+with open(f"data/tree_q{NQUBITS}_l{NLAYERS}_sliced.pkl", 'wb') as f:
+    pickle.dump(tree_sliced, f)
+
+print(f"Sliced peak: {tree_sliced.max_size() * 16 / 1e9:.2f} GB  Slices: {tree_sliced.multiplicity}")