// Autogenerated AST node
package org.python.antlr.ast;
import org.antlr.runtime.CommonToken;
import org.antlr.runtime.Token;
import org.python.antlr.AST;
import org.python.antlr.PythonTree;
import org.python.antlr.adapter.AstAdapters;
import org.python.antlr.base.excepthandler;
import org.python.antlr.base.expr;
import org.python.antlr.base.mod;
import org.python.antlr.base.slice;
import org.python.antlr.base.stmt;
import org.python.core.ArgParser;
import org.python.core.AstList;
import org.python.core.Py;
import org.python.core.PyObject;
import org.python.core.PyString;
import org.python.core.PyType;
import org.python.expose.ExposedGet;
import org.python.expose.ExposedMethod;
import org.python.expose.ExposedNew;
import org.python.expose.ExposedSet;
import org.python.expose.ExposedType;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.ArrayList;

@ExposedType(name = "_ast.Expression", base = AST.class)
public class Expression extends mod {
public static final PyType TYPE = PyType.fromClass(Expression.class);
    private expr body;
    public expr getInternalBody() {
        return body;
    }
    @ExposedGet(name = "body")
    public PyObject getBody() {
        return body;
    }
    @ExposedSet(name = "body")
    public void setBody(PyObject body) {
        this.body = AstAdapters.py2expr(body);
    }


    private final static PyString[] fields =
    new PyString[] {new PyString("body")};
    @ExposedGet(name = "_fields")
    public PyString[] get_fields() { return fields; }

    private final static PyString[] attributes = new PyString[0];
    @ExposedGet(name = "_attributes")
    public PyString[] get_attributes() { return attributes; }

    public Expression(PyType subType) {
        super(subType);
    }
    public Expression() {
        this(TYPE);
    }
    @ExposedNew
    @ExposedMethod
    public void Expression___init__(PyObject[] args, String[] keywords) {
        ArgParser ap = new ArgParser("Expression", args, keywords, new String[]
            {"body"}, 1, true);
        setBody(ap.getPyObject(0, Py.None));
    }

    public Expression(PyObject body) {
        setBody(body);
    }

    public Expression(Token token, expr body) {
        super(token);
        this.body = body;
        addChild(body);
    }

    public Expression(Integer ttype, Token token, expr body) {
        super(ttype, token);
        this.body = body;
        addChild(body);
    }

    public Expression(PythonTree tree, expr body) {
        super(tree);
        this.body = body;
        addChild(body);
    }

    @ExposedGet(name = "repr")
    public String toString() {
        return "Expression";
    }

    public String toStringTree() {
        StringBuffer sb = new StringBuffer("Expression(");
        sb.append("body=");
        sb.append(dumpThis(body));
        sb.append(",");
        sb.append(")");
        return sb.toString();
    }

    public <R> R accept(VisitorIF<R> visitor) throws Exception {
        return visitor.visitExpression(this);
    }

    public void traverse(VisitorIF<?> visitor) throws Exception {
        if (body != null)
            body.accept(visitor);
    }

}
