def canonicalPurePythonModule():
if canonicalPurePythonModuleCache_[0] is None:
path = os.path.join(os.path.abspath(os.path.split(pyfora.__file__)[0]), "fora")
moduleTree = ModuleDirectoryStructure.ModuleDirectoryStructure.read(path, "purePython", "fora")
canonicalPurePythonModuleCache_[0] = ModuleImporter.importModuleFromMDS(
moduleTree,
"fora",
"purePython",
searchForFreeVariables=True
)
return canonicalPurePythonModuleCache_[0]
def initialize(self, purePythonMDSAsJson):
"""Initialize the converter assuming a set of pyfora builtins"""
try:
import pyfora.ObjectRegistry as ObjectRegistry
import ufora.FORA.python.PurePython.Converter as Converter
import ufora.FORA.python.PurePython.PyforaSingletonAndExceptionConverter as PyforaSingletonAndExceptionConverter
import ufora.native.FORA as ForaNative
import ufora.FORA.python.ModuleImporter as ModuleImporter
logging.info("Initializing the PyforaObjectConverter")
objectRegistry_[0] = ObjectRegistry.ObjectRegistry()
if purePythonMDSAsJson is None:
converter_[0] = Converter.Converter()
else:
purePythonModuleImplval = ModuleImporter.importModuleFromMDS(
ModuleDirectoryStructure.ModuleDirectoryStructure.fromJson(purePythonMDSAsJson),
"fora",
"purePython",
searchForFreeVariables=True
)
singletonAndExceptionConverter = \
PyforaSingletonAndExceptionConverter.PyforaSingletonAndExceptionConverter(
purePythonModuleImplval
)
primitiveTypeMapping = {
bool: purePythonModuleImplval.getObjectMember("PyBool"),
str: purePythonModuleImplval.getObjectMember("PyString"),
int: purePythonModuleImplval.getObjectMember("PyInt"),
float: purePythonModuleImplval.getObjectMember("PyFloat"),
type(None): purePythonModuleImplval.getObjectMember("PyNone"),
}
nativeConstantConverter = ForaNative.PythonConstantConverter(
primitiveTypeMapping
)
nativeListConverter = ForaNative.makePythonListConverter(
purePythonModuleImplval.getObjectMember("PyList")
)
nativeTupleConverter = ForaNative.makePythonTupleConverter(
purePythonModuleImplval.getObjectMember("PyTuple")
)
nativeDictConverter = ForaNative.makePythonDictConverter(
purePythonModuleImplval.getObjectMember("PyDict")
)
foraBuiltinsImplVal = ModuleImporter.builtinModuleImplVal()
converter_[0] = Converter.Converter(
nativeListConverter=nativeListConverter,
nativeTupleConverter=nativeTupleConverter,
nativeDictConverter=nativeDictConverter,
nativeConstantConverter=nativeConstantConverter,
singletonAndExceptionConverter=singletonAndExceptionConverter,
vdmOverride=ComputedValueGateway.getGateway().vdm,
purePythonModuleImplVal=purePythonModuleImplval,
foraBuiltinsImplVal=foraBuiltinsImplVal
)
except:
logging.critical("Failed to initialize the PyforaObjectConverter: %s", traceback.format_exc())
raise
