feat(libcomposition): updated libcomposition to v2.0.1

This update brings the major API overhaul from libcomposition which switches it from a mass-fraction based tracker to a molar abundance based tracker. We haeve update the python bindings to reflect this. Further we have added iterator support to the Composition bindings
This commit is contained in:
2025-11-08 07:40:15 -05:00
parent 88d916ee23
commit 4f26ac32ff
2 changed files with 173 additions and 144 deletions

View File

@@ -5,11 +5,11 @@
#include <string>
#include "fourdst/composition/composition.h"
#include "fourdst/composition/atomicSpecies.h"
#include "fourdst/atomic/atomicSpecies.h"
#include "bindings.h"
#include "fourdst/composition/species.h"
#include "fourdst/atomic/species.h"
namespace py = pybind11;
@@ -36,157 +36,186 @@ void register_comp_bindings(const pybind11::module &comp_submodule) {
", Z=" + std::to_string(cc.Z) + ")>";
});
// --- Bindings for composition and species module ---
py::class_<fourdst::composition::GlobalComposition>(comp_submodule, "GlobalComposition")
.def_readonly("specificNumberDensity", &fourdst::composition::GlobalComposition::specificNumberDensity)
.def_readonly("meanParticleMass", &fourdst::composition::GlobalComposition::meanParticleMass)
.def("__repr__", // Add a string representation for easy printing in Python
[](const fourdst::composition::GlobalComposition &gc) {
return "<GlobalComposition(specNumDens=" + std::to_string(gc.specificNumberDensity) +
", meanMass=" + std::to_string(gc.meanParticleMass) + ")>";
});
py::class_<fourdst::composition::CompositionEntry>(comp_submodule, "CompositionEntry")
.def("symbol", &fourdst::composition::CompositionEntry::symbol)
.def("mass_fraction",
py::overload_cast<>(&fourdst::composition::CompositionEntry::mass_fraction, py::const_),
"Gets the mass fraction of the species.")
.def("number_fraction",
py::overload_cast<>(&fourdst::composition::CompositionEntry::number_fraction, py::const_),
"Gets the number fraction of the species.")
.def("number_fraction",
py::overload_cast<double>(&fourdst::composition::CompositionEntry::number_fraction, py::const_),
py::arg("totalMoles"),
"Gets the number fraction of the species given the total moles.")
.def("rel_abundance", &fourdst::composition::CompositionEntry::rel_abundance)
.def("isotope", &fourdst::composition::CompositionEntry::isotope) // Assuming Species is bound or convertible
.def("getMassFracMode", &fourdst::composition::CompositionEntry::getMassFracMode)
.def("__repr__", // Optional: nice string representation
[](const fourdst::composition::CompositionEntry &ce) {
// You might want to include more info here now
return "<CompositionEntry(symbol='" + ce.symbol() + "', " +
"mass_frac=" + std::to_string(ce.mass_fraction()) + ", " +
"num_frac=" + std::to_string(ce.number_fraction()) + ")>";
});
// --- Binding for the main Composition class ---
py::class_<fourdst::composition::Composition>(comp_submodule, "Composition")
// --- Binding for the main Composition class ---
py::class_<fourdst::composition::Composition>(comp_submodule, "Composition")
// Constructors
.def(py::init<>(), "Default constructor")
.def(py::init<const std::vector<std::string>&>(),
py::arg("symbols"),
"Constructor taking a list of symbols to register (defaults to mass fraction mode)")
// .def(py::init<const std::set<std::string>&>(), py::arg("symbols")) // Binding std::set constructor is possible but often less convenient from Python
.def(py::init<const std::vector<std::string>&, const std::vector<double>&, bool>(),
py::arg("symbols"), py::arg("fractions"), py::arg("massFracMode") = true,
"Constructor taking symbols, fractions, and mode (True=Mass, False=Number)")
.def(
py::init<>(),
"Default constructor")
.def(
py::init<const std::vector<std::string>&>(),
py::arg("symbols"),
"Constructor taking a list of symbols to register")
.def(
py::init<const std::vector<fourdst::atomic::Species>&>(),
py::arg("species"),
"Constructor taking a list of species to register")
.def(
py::init<const std::vector<std::string>&, const std::vector<double>&>(),
py::arg("symbols"),
py::arg("molarAbundances"),
"Constructor taking a list of symbols and molar abundances"
)
.def(
py::init<const std::vector<fourdst::atomic::Species>&, const std::vector<double>&>(),
py::arg("species"),
py::arg("molarAbundances"),
"Constructor taking a list of species and molar abundances"
)
.def(
"registerSymbol",
py::overload_cast<const std::string&>(&fourdst::composition::Composition::registerSymbol),
py::arg("symbol"),
"Register a single symbol. The molar abundance will be initialized to zero.")
.def(
"registerSymbol",
py::overload_cast<const std::vector<std::string>&>(&fourdst::composition::Composition::registerSymbol),
py::arg("symbols"),
"Register multiple symbols. Each molar abundance will be initialized to zero.")
.def(
"registerSpecies",
py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::registerSpecies),
py::arg("species"),
"Register a single species. The molar abundance will be initialized to zero.")
.def(
"registerSpecies",
py::overload_cast<const std::vector<fourdst::atomic::Species>&>(&fourdst::composition::Composition::registerSpecies),
py::arg("species"),
"Register multiple species. Each molar abundance will be initialized to zero.")
.def(
"contains",
py::overload_cast<const std::string&>(&fourdst::composition::Composition::contains, py::const_),
py::arg("symbol"),
"Check if a symbol is in the composition.")
.def(
"contains",
py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::contains, py::const_),
py::arg("species"),
"Check if a species is in the composition.")
.def(
"size",
&fourdst::composition::Composition::size,
"Get the number of registered species in the composition.")
.def(
"setMolarAbundance",
py::overload_cast<const std::string&, const double&>(&fourdst::composition::Composition::setMolarAbundance),
py::arg("symbol"),
py::arg("molarAbundance"),
"Set the molar abundance for a symbol.")
.def(
"setMolarAbundance",
py::overload_cast<const fourdst::atomic::Species&, const double&>(&fourdst::composition::Composition::setMolarAbundance),
py::arg("species"),
py::arg("molarAbundance"),
"Set the molar abundance for a species.")
.def(
"setMolarAbundance",
py::overload_cast<const std::vector<std::string>&, const std::vector<double>&>(&fourdst::composition::Composition::setMolarAbundance),
py::arg("symbols"),
py::arg("molarAbundances"),
"Set the molar abundance for a list of symbols. The molar abundance vector must be parallel to the symbols vector.")
.def(
"setMolarAbundance",
py::overload_cast<const std::vector<fourdst::atomic::Species>&, const std::vector<double>&>(&fourdst::composition::Composition::setMolarAbundance),
py::arg("species"),
py::arg("molarAbundances"),
"Set the molar abundance for a list of species. The molar abundance vector must be parallel to the species vector.")
// Methods
.def("finalize", &fourdst::composition::Composition::finalize, py::arg("norm") = false,
"Finalize the composition, optionally normalizing fractions to sum to 1.")
.def("registerSymbol", py::overload_cast<const std::string&, bool>(&fourdst::composition::Composition::registerSymbol),
py::arg("symbol"), py::arg("massFracMode") = true, "Register a single symbol.")
.def("registerSymbol", py::overload_cast<const std::vector<std::string>&, bool>(&fourdst::composition::Composition::registerSymbol),
py::arg("symbols"), py::arg("massFracMode") = true, "Register multiple symbols.")
.def("registerSpecies", py::overload_cast<const fourdst::atomic::Species&, bool>(&fourdst::composition::Composition::registerSpecies),
py::arg("species"), py::arg("massFracMode") = true, "Register a single species.")
.def("registerSpecies", py::overload_cast<const std::vector<fourdst::atomic::Species>&, bool>(&fourdst::composition::Composition::registerSpecies),
py::arg("species"), py::arg("massFracMode") = true, "Register multiple species.")
.def("getRegisteredSymbols", &fourdst::composition::Composition::getRegisteredSymbols,
"Get the set of registered symbols.")
.def("getRegisteredSpecies", &fourdst::composition::Composition::getRegisteredSpecies,
"Get the set of registered species.")
.def("setMassFraction", py::overload_cast<const std::string&, const double&>(&fourdst::composition::Composition::setMassFraction),
py::arg("symbol"), py::arg("mass_fraction"), "Set mass fraction for a single symbol (requires massFracMode). Returns old value.")
.def("setMassFraction", py::overload_cast<const std::vector<std::string>&, const std::vector<double>&>(&fourdst::composition::Composition::setMassFraction),
py::arg("symbols"), py::arg("mass_fractions"), "Set mass fractions for multiple symbols (requires massFracMode). Returns list of old values.")
.def("setMassFraction", py::overload_cast<const fourdst::atomic::Species&, const double&>(&fourdst::composition::Composition::setMassFraction),
py::arg("species"), py::arg("mass_fraction"), "Set mass fraction for a single species (requires massFracMode). Returns old value.")
.def("setMassFraction", py::overload_cast<const std::vector<fourdst::atomic::Species>&, const std::vector<double>&>(&fourdst::composition::Composition::setMassFraction),
py::arg("species"), py::arg("mass_fractions"), "Set mass fractions for multiple species (requires massFracMode). Returns list of old values.")
.def("setNumberFraction", py::overload_cast<const std::string&, const double&>(&fourdst::composition::Composition::setNumberFraction),
py::arg("symbol"), py::arg("number_fraction"), "Set number fraction for a single symbol (requires !massFracMode). Returns old value.")
.def("setNumberFraction", py::overload_cast<const std::vector<std::string>&, const std::vector<double>&>(&fourdst::composition::Composition::setNumberFraction),
py::arg("symbols"), py::arg("number_fractions"), "Set number fractions for multiple symbols (requires !massFracMode). Returns list of old values.")
.def("setNumberFraction", py::overload_cast<const fourdst::atomic::Species&, const double&>(&fourdst::composition::Composition::setNumberFraction),
py::arg("species"), py::arg("number_fraction"), "Set number fraction for a single species (requires !massFracMode). Returns old value.")
.def("setNumberFraction", py::overload_cast<const std::vector<fourdst::atomic::Species>&, const std::vector<double>&>(&fourdst::composition::Composition::setNumberFraction),
py::arg("species"), py::arg("number_fractions"), "Set number fractions for multiple species (requires !massFracMode). Returns list of old values.")
.def("mix", &fourdst::composition::Composition::mix, py::arg("other"), py::arg("fraction"),
"Mix with another composition. Returns new Composition.")
.def("getMassFraction", py::overload_cast<const std::string&>(&fourdst::composition::Composition::getMassFraction, py::const_),
py::arg("symbol"), "Get mass fraction for a symbol (calculates if needed). Requires finalization.")
.def("getMassFraction", py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::getMassFraction, py::const_),
py::arg("species"), "Get mass fraction for a species (calculates if needed). Requires finalization.")
.def("getMassFraction", py::overload_cast<>(&fourdst::composition::Composition::getMassFraction, py::const_),
"Get dictionary of all mass fractions. Requires finalization.")
.def("getNumberFraction", py::overload_cast<const std::string&>(&fourdst::composition::Composition::getNumberFraction, py::const_),
py::arg("symbol"), "Get number fraction for a symbol (calculates if needed). Requires finalization.")
.def("getNumberFraction", py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::getNumberFraction, py::const_),
py::arg("species"), "Get number fraction for a species (calculates if needed). Requires finalization.")
.def("getNumberFraction", py::overload_cast<>(&fourdst::composition::Composition::getNumberFraction, py::const_),
"Get dictionary of all number fractions. Requires finalization.")
.def("getMolarAbundance", py::overload_cast<const std::string&>(&fourdst::composition::Composition::getMolarAbundance, py::const_),
py::arg("symbol"), "Get molar abundance for a symbol (calculates if needed). Requires finalization.")
.def("getMolarAbundance", py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::getMolarAbundance, py::const_),
py::arg("species"), "Get molar abundance for a species (calculates if needed). Requires finalization.")
.def("getComposition", py::overload_cast<const std::string&>(&fourdst::composition::Composition::getComposition, py::const_),
py::arg("symbol"), "Returns a tuple (CompositionEntry, GlobalComposition) for the symbol. Requires finalization.")
.def("getComposition", py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::getComposition, py::const_),
py::arg("species"), "Returns a tuple (CompositionEntry, GlobalComposition) for the species. Requires finalization.")
.def("getComposition", py::overload_cast<>(&fourdst::composition::Composition::getComposition, py::const_),
"Returns a tuple (dict[str, CompositionEntry], GlobalComposition) for all symbols. Requires finalization.")
.def("getMeanParticleMass", &fourdst::composition::Composition::getMeanParticleMass,
"Get the mean particle mass (amu). Requires finalization.")
.def("getMeanAtomicNumber", &fourdst::composition::Composition::getMeanAtomicNumber,
"Get the mean atomic number <Z>. Requires finalization.")
.def(
"getRegisteredSymbols",
&fourdst::composition::Composition::getRegisteredSymbols,
"Get the set of registered symbols.")
.def(
"getRegisteredSpecies",
&fourdst::composition::Composition::getRegisteredSpecies,
"Get the set of registered species.")
.def("subset", &fourdst::composition::Composition::subset, py::arg("symbols"), py::arg("method") = "norm",
"Create a new Composition containing only the specified symbols.")
.def("hasSymbol", &fourdst::composition::Composition::hasSymbol, py::arg("symbol"),
"Check if a symbol is registered.")
.def("contains", &fourdst::composition::Composition::contains, py::arg("species"),
"Check if a species is registered.")
.def("setCompositionMode", &fourdst::composition::Composition::setCompositionMode, py::arg("massFracMode"),
"Set the mode (True=Mass, False=Number). Requires finalization before switching.")
.def(
"getMassFraction",
py::overload_cast<const std::string&>(&fourdst::composition::Composition::getMassFraction, py::const_),
py::arg("symbol"),
"Get mass fraction for a symbol.")
.def(
"getMassFraction",
py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::getMassFraction, py::const_),
py::arg("species"),
"Get mass fraction for a species.")
.def(
"getMassFraction",
py::overload_cast<>(&fourdst::composition::Composition::getMassFraction, py::const_),
"Get dictionary of all mass fractions. ")
.def(
"getNumberFraction",
py::overload_cast<const std::string&>(&fourdst::composition::Composition::getNumberFraction, py::const_),
py::arg("symbol"),
"Get number fraction for a symbol.")
.def(
"getNumberFraction",
py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::getNumberFraction, py::const_),
py::arg("species"),
"Get number fraction for a species.")
.def("getNumberFraction", py::overload_cast<>(&fourdst::composition::Composition::getNumberFraction, py::const_),
"Get dictionary of all number fractions.")
.def("getMassFractionVector", &fourdst::composition::Composition::getMassFractionVector,
"Get mass fractions as a vector (ordered by species mass). Requires finalization.")
.def("getNumberFractionVector", &fourdst::composition::Composition::getNumberFractionVector,
"Get number fractions as a vector (ordered by species mass). Requires finalization.")
.def("getMolarAbundanceVector", &fourdst::composition::Composition::getMolarAbundanceVector,
"Get molar abundances as a vector (ordered by species mass). Requires finalization.")
.def("getSpeciesIndex", py::overload_cast<const std::string&>(&fourdst::composition::Composition::getSpeciesIndex, py::const_), py::arg("symbol"),
"Get the index of a species in the internal ordering. Requires finalization.")
.def("getSpeciesIndex", py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::getSpeciesIndex, py::const_), py::arg("species"),
"Get the index of a species in the internal ordering. Requires finalization.")
.def("getSpeciesAtIndex", py::overload_cast<size_t>(&fourdst::composition::Composition::getSpeciesAtIndex, py::const_), py::arg("index"),
"Get the species at a given index in the internal ordering. Requires finalization.")
.def(
"getMolarAbundance",
py::overload_cast<const std::string&>(&fourdst::composition::Composition::getMolarAbundance, py::const_),
py::arg("symbol"),
"Get molar abundance for a symbol.")
.def(
"getMolarAbundance",
py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::getMolarAbundance, py::const_),
py::arg("species"),
"Get molar abundance for a species.")
.def("getCanonicalComposition", &fourdst::composition::Composition::getCanonicalComposition, py::arg("harsh") = true,
"Get a canonical composition (X, Y, Z). Requires finalization.")
.def(
"getMeanParticleMass",
&fourdst::composition::Composition::getMeanParticleMass,
"Get the mean particle mass (amu)")
// Operator overload
.def(py::self + py::self, "Mix equally with another composition.") // Binds operator+
.def(
"getMassFractionVector",
&fourdst::composition::Composition::getMassFractionVector,
"Get mass fractions as a vector (ordered by species mass).")
.def(
"getNumberFractionVector",
&fourdst::composition::Composition::getNumberFractionVector,
"Get number fractions as a vector (ordered by species mass)")
.def(
"getMolarAbundanceVector",
&fourdst::composition::Composition::getMolarAbundanceVector,
"Get molar abundances as a vector (ordered by species mass).")
.def(
"getSpeciesIndex",
py::overload_cast<const std::string&>(&fourdst::composition::Composition::getSpeciesIndex, py::const_), py::arg("symbol"),
"Get the index of a species in the internal ordering.")
.def(
"getSpeciesIndex",
py::overload_cast<const fourdst::atomic::Species&>(&fourdst::composition::Composition::getSpeciesIndex, py::const_), py::arg("species"),
"Get the index of a species in the internal ordering.")
.def(
"getSpeciesAtIndex",
py::overload_cast<size_t>(&fourdst::composition::Composition::getSpeciesAtIndex, py::const_), py::arg("index"),
"Get the species at a given index in the internal ordering.")
.def(
"getCanonicalComposition",
&fourdst::composition::Composition::getCanonicalComposition,
"Get a canonical composition (X, Y, Z). d")
// Add __repr__ or __str__
.def("__repr__", [](const fourdst::composition::Composition &comp) {
.def(
"__repr__",
[](const fourdst::composition::Composition &comp) {
return get_ostream_str(comp); // Use helper for C++ operator<<
});
})
.def(
"__iter__",
[](const fourdst::composition::Composition& comp) {
return py::make_iterator(comp.begin(), comp.end());
},
py::keep_alive<0, 1>());
}

View File

@@ -1,4 +1,4 @@
[wrap-git]
url = https://github.com/4D-STAR/libcomposition.git
revision = v1.9.1
revision = v2.0.1
depth = 1