79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
from typing import Optional, Union, Dict, Any, List
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from numpy import ma
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import yaml
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from ._typehints import FileHandle
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from ._yaml import NiceDumper
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from . import util
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from . import YAML
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class MaskedMatrixDumper(NiceDumper):
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"""Format masked matrices."""
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def represent_data(self, data: Any):
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return super().represent_data(data.astype(object).filled('x') if isinstance(data, ma.core.MaskedArray) else data) # type: ignore[attr-defined]
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class LoadcaseGrid(YAML):
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"""Load case for grid solver."""
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def __init__(self,
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config: Optional[Union[str,Dict[str,Any]]] = None,
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*,
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solver: Optional[Dict[str,str]] = None,
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loadstep: Optional[List[Dict[str,Any]]] = None):
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"""
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New grid solver load case.
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Parameters
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----------
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config : dict or str, optional
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Grid solver load case. String needs to be valid YAML.
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solver : dict, optional
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Solver configuration.
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Defaults to an empty dict if 'config' is not given.
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loadstep : list of dict, optional
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Load step configuration.
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Defaults to an empty list if 'config' is not given.
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"""
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kwargs: Dict[str,Union[Dict[str,str],List[Dict[str,Any]]]] = {}
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default: Union[List,Dict]
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for arg,value,default in [('solver',solver,{}),('loadstep',loadstep,[])]: # type: ignore[assignment]
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if value is not None:
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kwargs[arg] = value
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elif config is None:
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kwargs[arg] = default
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super().__init__(config,**kwargs)
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def save(self,
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fname: FileHandle,
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**kwargs):
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"""
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Save to YAML file.
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Parameters
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----------
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fname : file, str, or pathlib.Path
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Filename or file to write.
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**kwargs : dict
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Keyword arguments parsed to yaml.dump.
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"""
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for key,default in dict(width=256,
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default_flow_style=None,
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sort_keys=False).items():
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if key not in kwargs:
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kwargs[key] = default
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with util.open_text(fname,'w') as fhandle:
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try:
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fhandle.write(yaml.dump(self,Dumper=MaskedMatrixDumper,**kwargs))
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except TypeError: # compatibility with old pyyaml
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del kwargs['sort_keys']
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fhandle.write(yaml.dump(self,Dumper=MaskedMatrixDumper,**kwargs))
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