Update linopy beenchmark

Author: metab0t

bench/bench_linopy_cvxpy.py

@@ -65,7 +65,7 @@ def bench(N, solver_name):
 
     t0 = time.time()
     model = create_linopy_model(N)
-    model.solve(solver_name=solver_name, io_api="lp")
+    model.solve(solver_name=solver_name, io_api="direct")
     t1 = time.time()
     results["linopy"] = t1 - t0
 
@@ -94,4 +94,4 @@ def main(solver_name="gurobi"):
 
 if __name__ == "__main__":
     # solver_name can be "copt", "gurobi", "highs"
-    main("highs")
+    main("gurobi")

docs/source/benchmark.md

@@ -50,11 +50,11 @@ This is the result of benchmark, where the performance of PyOptInterface exceeds
 
 | N   | Variables | PyOptInterface | linopy   | cvxpy     |
 | --- | --------- | -------------- | -------- | --------- |
-| 100 | 20000     | 0.112849       | 0.422408 | 0.373407  |
-| 200 | 80000     | 0.294830       | 1.118702 | 1.575949  |
-| 300 | 180000    | 0.710237       | 2.462809 | 4.038862  |
-| 400 | 320000    | 1.256276       | 4.535225 | 8.687895  |
-| 500 | 500000    | 2.189127       | 8.243707 | 18.941519 |
+| 100 | 20000     | 0.076867       | 0.433379 | 0.224613  |
+| 200 | 80000     | 0.356767       | 0.959883 | 0.927248  |
+| 300 | 180000    | 0.796876       | 2.080950 | 2.681649  |
+| 400 | 320000    | 1.375459       | 3.715881 | 6.174171  |
+| 500 | 500000    | 2.222600       | 6.297467 | 12.153747 |
 
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