Demo benchmark with R/Python

from pathlib import Path
import matplotlib.pyplot as plt
from benchopt import run_benchmark
from benchopt.benchmark import Benchmark
from benchopt.plotting import plot_benchmark
from benchopt.plotting.helpers import reset_solver_styles


BENCHMARK_PATH = Path().resolve().parent / 'benchmarks' / 'benchmark_lasso'

if not BENCHMARK_PATH.exists():
    raise RuntimeError(
        "This example can only work when Lasso benchmark is cloned in the "
        "example folder. Please run:\n"
        "$ git clone https://github.com/benchopt/benchmark_lasso "
        f"{BENCHMARK_PATH.resolve()}"
    )

save_file = run_benchmark(
    BENCHMARK_PATH,
    solver_names=['Python-PGD[use_acceleration=False]', 'R-PGD'],
    dataset_names=["Simulated[n_features=5000,n_samples=100,rho=0]"],
    objective_filters=['*[fit_intercept=False,reg=0.5]'],
    max_runs=100, timeout=100, n_repetitions=5,
    plot_result=False, show_progress=False
)

reset_solver_styles()

figs = plot_benchmark(
    save_file, benchmark=Benchmark(BENCHMARK_PATH), html=False
)
plt.show()