DAMASK_EICMD/python/damask/solver/_marc.py

101 lines
3.3 KiB
Python

import subprocess
import shlex
import re
from pathlib import Path
from typing import Literal
_marc_version = '2023.4'
_marc_root = '/opt/msc'
_damask_root = str(Path(__file__).parents[3])
class Marc:
"""Wrapper to run DAMASK with MSC Marc."""
def __init__(self,
version: str = _marc_version,
marc_root: str = _marc_root,
damask_root: str = _damask_root):
"""
Create a Marc solver object.
Parameters
----------
version : str, optional
Marc version. Defaults to latest supported Marc version.
marc_root : str, optional
Marc root location. Defaults to /opt/msc.
damask_root : str, optional
DAMASK root location.
Default is autodected based on location of the Python library.
"""
self.marc_version = version
self.marc_root = Path(marc_root)
self.damask_root = Path(damask_root)
@property
def library_path(self):
path_lib = self.marc_root/f'mentat{self.marc_version}/shlib/linux64'
if not path_lib.is_dir():
raise FileNotFoundError(f'library path "{path_lib}" not found')
return path_lib
@property
def tools_path(self):
path_tools = self.marc_root/f'marc{self.marc_version}/tools'
if not path_tools.is_dir():
raise FileNotFoundError(f'tools path "{path_tools}" not found')
return path_tools
def submit_job(self, model: str, job: str,
compile: bool = False,
optimization: Literal['', 'l', 'h'] = '',
env = None):
"""
Assemble command line arguments and call Marc executable.
Parameters
----------
model : str
Name of model.
job : str
Name of job.
compile : bool, optional
Compile DAMASK_Marc user subroutine (and save for future use).
Defaults to False.
optimization : {'', 'l', 'h'}, optional
Optimization level '': -O0, 'l': -O1, or 'h': -O3.
Defaults to ''.
env : dict, optional
Environment for execution.
"""
usersub = (self.damask_root/'src/Marc/DAMASK_Marc').with_suffix('.f90' if compile else '.marc')
if not usersub.is_file():
raise FileNotFoundError(f'subroutine ({"source" if compile else "binary"}) "{usersub}" not found')
# Define options [see Marc Installation and Operation Guide, pp 23]
script = f'run_damask_{optimization}mp'
cmd = f'{self.tools_path/script} -jid {model}_{job} -nprocd 1 -autorst 0 -ci n -cr n -dcoup 0 -b no -v no ' \
+ (f'-u {usersub} -save y' if compile else f'-prog {usersub.with_suffix("")}')
print(cmd)
ret = subprocess.run(shlex.split(cmd),capture_output=True,env=env)
if (m := re.search('Exit number ([0-9]+)',ret.stderr.decode())) is not None:
if 3004 != (v := int(m.group(1))):
print(ret.stderr.decode())
print(ret.stdout.decode())
raise RuntimeError(f'Marc simulation failed ({v})')
else:
print(ret.stderr.decode())
print(ret.stdout.decode())
raise RuntimeError('Marc simulation failed (unknown return value)')