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Python

from __future__ import annotations
import re
from collections import Counter
from dataclasses import dataclass
from app.simulation.reporting.amesim_results import AmesimResults, AmesimVariable
from app.simulation.examples.test_mql.system import COMPONENT_SPECS, CONNECTION_SPECS
_UNIT_RE = re.compile(r"\[([^\]]+)\]\s*$")
@dataclass(frozen=True)
class TestMqlVariableBinding:
index: int
data_path: str
signal_name: str
owner_alias: str
owner_kind: str
submodel: str
label: str
units: str | None
saved: bool
@dataclass(frozen=True)
class TestMqlVariableCatalog:
variables: tuple[TestMqlVariableBinding, ...]
@property
def data_path_count(self) -> int:
return len(self.variables)
@property
def saved_data_path_count(self) -> int:
return sum(1 for variable in self.variables if variable.saved)
def by_data_path(self, data_path: str) -> TestMqlVariableBinding:
for variable in self.variables:
if variable.data_path == data_path:
return variable
raise KeyError(data_path)
def counts_by_submodel(self) -> dict[str, int]:
return dict(Counter(variable.submodel for variable in self.variables))
def counts_by_owner_kind(self) -> dict[str, int]:
return dict(Counter(variable.owner_kind for variable in self.variables))
def data_paths_for_owner(self, owner_alias: str) -> tuple[str, ...]:
return tuple(
variable.data_path
for variable in self.variables
if variable.owner_alias == owner_alias
)
def build_test_mql_variable_catalog(amesim_results: AmesimResults) -> TestMqlVariableCatalog:
owner_map = _build_owner_map()
saved_indices = set(amesim_results.saved_variable_indices)
bindings = []
for variable in amesim_results.variables:
if variable.data_path is None:
continue
signal_name, owner_alias = split_data_path(variable.data_path)
owner_kind, submodel = owner_map[owner_alias]
bindings.append(
TestMqlVariableBinding(
index=variable.index,
data_path=variable.data_path,
signal_name=signal_name,
owner_alias=owner_alias,
owner_kind=owner_kind,
submodel=submodel,
label=variable.label,
units=_extract_units(variable),
saved=variable.index in saved_indices,
)
)
return TestMqlVariableCatalog(variables=tuple(bindings))
def split_data_path(data_path: str) -> tuple[str, str]:
if "@" not in data_path:
raise ValueError(f"AMESim Data_Path does not contain an owner alias: {data_path!r}")
signal_name, owner_alias = data_path.rsplit("@", 1)
if not signal_name or not owner_alias:
raise ValueError(f"Invalid AMESim Data_Path: {data_path!r}")
return signal_name, owner_alias
def _build_owner_map() -> dict[str, tuple[str, str]]:
owner_map = {
str(spec["alias"]): ("component", str(spec["submodel"]))
for spec in COMPONENT_SPECS
}
owner_map.update(
{
str(spec["alias"]): ("connection", str(spec["submodel"]))
for spec in CONNECTION_SPECS
}
)
return owner_map
def _extract_units(variable: AmesimVariable) -> str | None:
match = _UNIT_RE.search(variable.label)
if match is None:
return None
return match.group(1)