serio:ty06pr00id00ex00
  #   ˆl–Ðz¾”ªC]Šq@¹q§n	õ1hß¿„eÖÀ÷ÂÁ ?÷     """Python abstract syntax node definitions

This file is automatically generated by Tools/compiler/astgen.py
"""
from compiler.consts import CO_VARARGS, CO_VARKEYWORDS

def flatten(seq):
    l = []
    for elt in seq:
        t = type(elt)
        if t is tuple or t is list:
            for elt2 in flatten(elt):
                l.append(elt2)
        else:
            l.append(elt)
    return l

def flatten_nodes(seq):
    return [n for n in flatten(seq) if isinstance(n, Node)]

nodes = {}

class Node:
    """Abstract base class for ast nodes."""
    def getChildren(self):
        pass # implemented by subclasses
    def __iter__(self):
        for n in self.getChildren():
            yield n
    def asList(self): # for backwards compatibility
        return self.getChildren()
    def getChildNodes(self):
        pass # implemented by subclasses

class EmptyNode(Node):
    pass

class Expression(Node):
    # Expression is an artificial node class to support "eval"
    nodes["expression"] = "Expression"
    def __init__(self, node):
        self.node = node

    def getChildren(self):
        return self.node,

    def getChildNodes(self):
        return self.node,

    def __repr__(self):
        return "Expression(%s)" % (repr(self.node))

class Add(Node):
    def __init__(self, leftright, lineno=None):
        self.left = leftright[0]
        self.right = leftright[1]
        self.lineno = lineno

    def getChildren(self):
        return self.left, self.right

    def getChildNodes(self):
        return self.left, self.right

    def __repr__(self):
        return "Add((%s, %s))" % (repr(self.left), repr(self.right))

class And(Node):
    def __init__(self, nodes, lineno=None):
        self.nodes = nodes
        self.lineno = lineno

    def getChildren(self):
        return tuple(flatten(self.nodes))

    def getChildNodes(self):
        nodelist = []
        nodelist.extend(flatten_nodes(self.nodes))
        return tuple(nodelist)

    def __repr__(self):
        return "And(%s)" % (repr(self.nodes),)

class AssAttr(Node):
    def __init__(self, expr, attrname, flags, lineno=None):
        self.expr = expr
        self.attrname = attrname
        self.flags = flags
        self.lineno = lineno

    def getChildren(self):
        return self.expr, self.attrname, self.flags

    def getChildNodes(self):
        return self.expr,

    def __repr__(self):
        return "AssAttr(%s, %s, %s)" % (repr(self.expr), repr(self.attrname), repr(self.flags))

class AssList(Node):
    def __init__(self, nodes, lineno=None):
        self.nodes = nodes
        self.lineno = lineno

    def getChildren(self):
        return tuple(flatten(self.nodes))

    def getChildNodes(self):
        nodelist = []
        nodelist.extend(flatten_nodes(self.nodes))
        return tuple(nodelist)

    def __repr__(self):
        return "AssList(%s)" % (repr(self.nodes),)

class AssName(Node):
    def __init__(self, name, flags, lineno=None):
        self.name = name
        self.flags = flags
        self.lineno = lineno

    def getChildren(self):
        return self.name, self.flags

    def getChildNodes(self):
        return ()

    def __repr__(self):
        return "AssName(%s, %s)" % (repr(self.name), repr(self.flags))

class AssTuple(Node):
    def __init__(self, nodes, lineno=None):
        self.nodes = nodes
        self.lineno = lineno

    def getChildren(self):
        return tuple(flatten(self.nodes))

    def getChildNodes(self):
        nodelist = []
        nodelist.extend(flatten_nodes(self.nodes))
        return tuple(nodelist)

    def __repr__(self):
        return "AssTuple(%s)" % (repr(self.nodes),)

class Assert(Node):
    def __init__(self, test, fail, lineno=None):
        self.test = test
        self.fail = fail
        self.lineno = lineno

    def getChildren(self):
        children = []
        children.append(self.test)
        children.append(self.fail)
        return tuple(children)

    def getChildNodes(self):
        nodelist = []