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 * (a) the Software, and
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 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
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package com.oracle.graal.python.builtins.modules.cext;

import static com.oracle.graal.python.nodes.statement.AbstractImportNode.T_IMPORT_ALL;

import com.oracle.graal.python.builtins.Builtin;
import java.util.List;
import com.oracle.graal.python.builtins.CoreFunctions;
import com.oracle.graal.python.builtins.Python3Core;
import com.oracle.graal.python.builtins.PythonBuiltins;
import com.oracle.graal.python.builtins.objects.cext.capi.CExtNodes.TransformExceptionToNativeNode;
import com.oracle.graal.python.builtins.objects.str.PString;
import com.oracle.graal.python.nodes.function.PythonBuiltinBaseNode;
import com.oracle.graal.python.nodes.function.PythonBuiltinNode;
import com.oracle.graal.python.nodes.function.builtins.PythonUnaryBuiltinNode;
import com.oracle.graal.python.nodes.statement.AbstractImportNode;
import com.oracle.graal.python.nodes.util.CastToTruffleStringNode;
import com.oracle.graal.python.runtime.exception.PException;
import com.oracle.truffle.api.dsl.Cached;
import com.oracle.truffle.api.dsl.GenerateNodeFactory;
import com.oracle.truffle.api.dsl.NodeFactory;
import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.api.strings.TruffleString;

@CoreFunctions(extendsModule = PythonCextBuiltins.PYTHON_CEXT)
@GenerateNodeFactory
public final class PythonCextImportBuiltins extends PythonBuiltins {

    @Override
    protected List<? extends NodeFactory<? extends PythonBuiltinBaseNode>> getNodeFactories() {
        return PythonCextImportBuiltinsFactory.getFactories();
    }

    @Override
    public void initialize(Python3Core core) {
        super.initialize(core);
    }

    @Builtin(name = "PyImport_ImportModule", minNumOfPositionalArgs = 1)
    @GenerateNodeFactory
    public abstract static class PyImportImportModuleNode extends PythonUnaryBuiltinNode {
        @Specialization
        public Object imp(TruffleString name,
                        @Cached TransformExceptionToNativeNode transformExceptionToNativeNode) {
            try {
                return AbstractImportNode.importModule(name, T_IMPORT_ALL);
            } catch (PException e) {
                transformExceptionToNativeNode.execute(e);
                return getContext().getNativeNull();
            }
        }

        @Specialization
        public Object imp(PString name,
                        @Cached CastToTruffleStringNode castToStringNode,
                        @Cached TransformExceptionToNativeNode transformExceptionToNativeNode) {
            return imp(castToStringNode.execute(name), transformExceptionToNativeNode);
        }
    }

    @Builtin(name = "PyImport_GetModuleDict")
    @GenerateNodeFactory
    public abstract static class PyImportGetModuleDictNode extends PythonBuiltinNode {
        @Specialization
        public Object getModuleDict(@Cached TransformExceptionToNativeNode transformExceptionToNativeNode) {
            try {
                return getContext().getSysModules();
            } catch (PException e) {
                transformExceptionToNativeNode.execute(e);
                return getContext().getNativeNull();
            }
        }
    }

}
