Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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32 lines
994 B
32 lines
994 B
#!/usr/bin/env python3 |
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import json |
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import subprocess |
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import re |
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def Run(cmd): |
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subprocess.check_call(cmd, shell=True) |
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def RunAgainstBranch(branch, outfile, runs=12): |
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tmpfile = "/tmp/bench-output.json" |
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Run("rm -rf {}".format(tmpfile)) |
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Run("git checkout {}".format(branch)) |
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Run("bazel build -c opt :benchmark") |
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Run("./bazel-bin/benchmark --benchmark_out_format=json --benchmark_out={} --benchmark_repetitions={}".format(tmpfile, runs)) |
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with open(tmpfile) as f: |
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bench_json = json.load(f) |
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with open(outfile, "w") as f: |
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for run in bench_json["benchmarks"]: |
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name = re.sub(r'^BM_', 'Benchmark', run["name"]) |
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if name.endswith("_mean") or name.endswith("_median") or name.endswith("_stddev"): |
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continue |
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values = (name, run["iterations"], run["cpu_time"]) |
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print("{} {} {} ns/op".format(*values), file=f) |
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RunAgainstBranch("master", "/tmp/old.txt") |
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RunAgainstBranch("decoder", "/tmp/new.txt") |
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Run("~/go/bin/benchstat /tmp/old.txt /tmp/new.txt")
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