66 lines
1.8 KiB
Python
66 lines
1.8 KiB
Python
import argparse
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import configparser
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import logging
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import os
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import pathlib
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import shutil
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import subprocess
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import sys
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import tempfile
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parser = argparse.ArgumentParser(description="Run swash model")
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parser.add_argument("-v", "--verbose", action="count", default=0)
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args = parser.parse_args()
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logging.basicConfig(level=max((10, 20 - 10 * args.verbose)))
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log = logging.getLogger("swash")
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log.info("Starting swash model")
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config = configparser.ConfigParser()
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config.read("config.ini")
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inp = pathlib.Path(config.get("swash", "input"))
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out = pathlib.Path(config.get("swash", "out"))
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if out.exists():
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log.error(f"Swash output '{out}' already exists")
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sys.exit(1)
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with tempfile.TemporaryDirectory(prefix="swash_", dir=".") as tmp_raw:
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tmpdir = pathlib.Path(tmp_raw)
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log.info(f"Copying files to '{tmpdir}'")
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shutil.copy2(inp, tmpdir)
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shutil.copytree(
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pathlib.Path(config.get("data", "out")), tmpdir, dirs_exist_ok=True
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)
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if config.has_option("swash", "mpi"):
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mpi = ("-mpi", config.get("swash", "mpi"))
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log.info(f"Using mpi with {mpi}")
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else:
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mpi = ()
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with open(tmpdir.joinpath("sws.log"), "w") as logfile:
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log.info(f"Runing swash in '{tmpdir}'")
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path = pathlib.Path(config.get("swash", "path"))
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cmd = (path.joinpath("swashrun"), "-input", inp.name, *mpi)
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log.info(f"Running {cmd}")
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swash_run = subprocess.Popen(
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cmd,
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cwd=tmpdir,
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stdout=logfile,
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stderr=logfile,
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env={"PATH": f"{path}:{os.environ['PATH']}"},
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)
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code = swash_run.wait()
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if code != 0:
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log.error(f"Swash returned error code {code}")
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log.info(f"Moving swash output to '{out}'")
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shutil.move(tmpdir, out)
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log.info(f"Swash model finished successfully")
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