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37 changes: 37 additions & 0 deletions src/nonos/api/analysis.py
Original file line number Diff line number Diff line change
Expand Up @@ -234,6 +234,43 @@ def __init__(
self._recipe = recipe_from(parameter_file=inifile, directory=directory)
self._code = str(code or self._recipe)

def from_array(
self, *, field: str, data: np.ndarray, **substitutions
) -> "GasField":
kwarg_to_attr: dict[str, str] = {
"field": "field",
"operation": "operation",
"ngeom": "native_geometry",
"data": "data",
"coords": "coords",
"on": "on",
"inifile": "inifile",
"directory": "directory",
"rotate_by": "_rotate_by",
}
acceptable_substitutions = [
"geometry",
"coords",
"on",
"directory",
"rotate_by",
]
if not set(substitutions).issubset(acceptable_substitutions):
invalid_arguments = set(substitutions).difference(acceptable_substitutions)
raise TypeError(
f"Received at least one invalid argument: {invalid_arguments}\n"
f"Expected a subset of {acceptable_substitutions}"
)

return GasField(
field,
data,
**(
{kw: getattr(self, attr) for kw, attr in kwarg_to_attr.items()}
| substitutions
),
)

@property
def code(self) -> str:
warnings.warn(
Expand Down