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ast.py
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1419 lines (1105 loc) · 36.6 KB
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"""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 = []
nodelist.append(self.test)
if self.fail is not None:
nodelist.append(self.fail)
return tuple(nodelist)
def __repr__(self):
return "Assert(%s, %s)" % (repr(self.test), repr(self.fail))
class Assign(Node):
def __init__(self, nodes, expr, lineno=None):
self.nodes = nodes
self.expr = expr
self.lineno = lineno
def getChildren(self):
children = []
children.extend(flatten(self.nodes))
children.append(self.expr)
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.extend(flatten_nodes(self.nodes))
nodelist.append(self.expr)
return tuple(nodelist)
def __repr__(self):
return "Assign(%s, %s)" % (repr(self.nodes), repr(self.expr))
class AugAssign(Node):
def __init__(self, node, op, expr, lineno=None):
self.node = node
self.op = op
self.expr = expr
self.lineno = lineno
def getChildren(self):
return self.node, self.op, self.expr
def getChildNodes(self):
return self.node, self.expr
def __repr__(self):
return "AugAssign(%s, %s, %s)" % (repr(self.node), repr(self.op), repr(self.expr))
class Backquote(Node):
def __init__(self, expr, lineno=None):
self.expr = expr
self.lineno = lineno
def getChildren(self):
return self.expr,
def getChildNodes(self):
return self.expr,
def __repr__(self):
return "Backquote(%s)" % (repr(self.expr),)
class Bitand(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 "Bitand(%s)" % (repr(self.nodes),)
class Bitor(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 "Bitor(%s)" % (repr(self.nodes),)
class Bitxor(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 "Bitxor(%s)" % (repr(self.nodes),)
class Break(Node):
def __init__(self, lineno=None):
self.lineno = lineno
def getChildren(self):
return ()
def getChildNodes(self):
return ()
def __repr__(self):
return "Break()"
class CallFunc(Node):
def __init__(self, node, args, star_args = None, dstar_args = None, lineno=None):
self.node = node
self.args = args
self.star_args = star_args
self.dstar_args = dstar_args
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.node)
children.extend(flatten(self.args))
children.append(self.star_args)
children.append(self.dstar_args)
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.node)
nodelist.extend(flatten_nodes(self.args))
if self.star_args is not None:
nodelist.append(self.star_args)
if self.dstar_args is not None:
nodelist.append(self.dstar_args)
return tuple(nodelist)
def __repr__(self):
return "CallFunc(%s, %s, %s, %s)" % (repr(self.node), repr(self.args), repr(self.star_args), repr(self.dstar_args))
class Class(Node):
def __init__(self, name, bases, doc, code, decorators = None, lineno=None):
self.name = name
self.bases = bases
self.doc = doc
self.code = code
self.decorators = decorators
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.name)
children.extend(flatten(self.bases))
children.append(self.doc)
children.append(self.code)
children.append(self.decorators)
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.extend(flatten_nodes(self.bases))
nodelist.append(self.code)
if self.decorators is not None:
nodelist.append(self.decorators)
return tuple(nodelist)
def __repr__(self):
return "Class(%s, %s, %s, %s, %s)" % (repr(self.name), repr(self.bases), repr(self.doc), repr(self.code), repr(self.decorators))
class Compare(Node):
def __init__(self, expr, ops, lineno=None):
self.expr = expr
self.ops = ops
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.expr)
children.extend(flatten(self.ops))
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.expr)
nodelist.extend(flatten_nodes(self.ops))
return tuple(nodelist)
def __repr__(self):
return "Compare(%s, %s)" % (repr(self.expr), repr(self.ops))
class Const(Node):
def __init__(self, value, lineno=None):
self.value = value
self.lineno = lineno
def getChildren(self):
return self.value,
def getChildNodes(self):
return ()
def __repr__(self):
return "Const(%s)" % (repr(self.value),)
class Continue(Node):
def __init__(self, lineno=None):
self.lineno = lineno
def getChildren(self):
return ()
def getChildNodes(self):
return ()
def __repr__(self):
return "Continue()"
class Decorators(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 "Decorators(%s)" % (repr(self.nodes),)
class Dict(Node):
def __init__(self, items, lineno=None):
self.items = items
self.lineno = lineno
def getChildren(self):
return tuple(flatten(self.items))
def getChildNodes(self):
nodelist = []
nodelist.extend(flatten_nodes(self.items))
return tuple(nodelist)
def __repr__(self):
return "Dict(%s)" % (repr(self.items),)
class Discard(Node):
def __init__(self, expr, lineno=None):
self.expr = expr
self.lineno = lineno
def getChildren(self):
return self.expr,
def getChildNodes(self):
return self.expr,
def __repr__(self):
return "Discard(%s)" % (repr(self.expr),)
class Div(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 "Div((%s, %s))" % (repr(self.left), repr(self.right))
class Ellipsis(Node):
def __init__(self, lineno=None):
self.lineno = lineno
def getChildren(self):
return ()
def getChildNodes(self):
return ()
def __repr__(self):
return "Ellipsis()"
class Exec(Node):
def __init__(self, expr, locals, globals, lineno=None):
self.expr = expr
self.locals = locals
self.globals = globals
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.expr)
children.append(self.locals)
children.append(self.globals)
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.expr)
if self.locals is not None:
nodelist.append(self.locals)
if self.globals is not None:
nodelist.append(self.globals)
return tuple(nodelist)
def __repr__(self):
return "Exec(%s, %s, %s)" % (repr(self.expr), repr(self.locals), repr(self.globals))
class FloorDiv(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 "FloorDiv((%s, %s))" % (repr(self.left), repr(self.right))
class For(Node):
def __init__(self, assign, list, body, else_, lineno=None):
self.assign = assign
self.list = list
self.body = body
self.else_ = else_
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.assign)
children.append(self.list)
children.append(self.body)
children.append(self.else_)
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.assign)
nodelist.append(self.list)
nodelist.append(self.body)
if self.else_ is not None:
nodelist.append(self.else_)
return tuple(nodelist)
def __repr__(self):
return "For(%s, %s, %s, %s)" % (repr(self.assign), repr(self.list), repr(self.body), repr(self.else_))
class From(Node):
def __init__(self, modname, names, level, lineno=None):
self.modname = modname
self.names = names
self.level = level
self.lineno = lineno
def getChildren(self):
return self.modname, self.names, self.level
def getChildNodes(self):
return ()
def __repr__(self):
return "From(%s, %s, %s)" % (repr(self.modname), repr(self.names), repr(self.level))
class Function(Node):
def __init__(self, decorators, name, argnames, defaults, flags, doc, code, lineno=None):
self.decorators = decorators
self.name = name
self.argnames = argnames
self.defaults = defaults
self.flags = flags
self.doc = doc
self.code = code
self.lineno = lineno
self.varargs = self.kwargs = None
if flags & CO_VARARGS:
self.varargs = 1
if flags & CO_VARKEYWORDS:
self.kwargs = 1
def getChildren(self):
children = []
children.append(self.decorators)
children.append(self.name)
children.append(self.argnames)
children.extend(flatten(self.defaults))
children.append(self.flags)
children.append(self.doc)
children.append(self.code)
return tuple(children)
def getChildNodes(self):
nodelist = []
if self.decorators is not None:
nodelist.append(self.decorators)
nodelist.extend(flatten_nodes(self.defaults))
nodelist.append(self.code)
return tuple(nodelist)
def __repr__(self):
return "Function(%s, %s, %s, %s, %s, %s, %s)" % (repr(self.decorators), repr(self.name), repr(self.argnames), repr(self.defaults), repr(self.flags), repr(self.doc), repr(self.code))
class GenExpr(Node):
def __init__(self, code, lineno=None):
self.code = code
self.lineno = lineno
self.argnames = ['.0']
self.varargs = self.kwargs = None
def getChildren(self):
return self.code,
def getChildNodes(self):
return self.code,
def __repr__(self):
return "GenExpr(%s)" % (repr(self.code),)
class GenExprFor(Node):
def __init__(self, assign, iter, ifs, lineno=None):
self.assign = assign
self.iter = iter
self.ifs = ifs
self.lineno = lineno
self.is_outmost = False
def getChildren(self):
children = []
children.append(self.assign)
children.append(self.iter)
children.extend(flatten(self.ifs))
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.assign)
nodelist.append(self.iter)
nodelist.extend(flatten_nodes(self.ifs))
return tuple(nodelist)
def __repr__(self):
return "GenExprFor(%s, %s, %s)" % (repr(self.assign), repr(self.iter), repr(self.ifs))
class GenExprIf(Node):
def __init__(self, test, lineno=None):
self.test = test
self.lineno = lineno
def getChildren(self):
return self.test,
def getChildNodes(self):
return self.test,
def __repr__(self):
return "GenExprIf(%s)" % (repr(self.test),)
class GenExprInner(Node):
def __init__(self, expr, quals, lineno=None):
self.expr = expr
self.quals = quals
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.expr)
children.extend(flatten(self.quals))
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.expr)
nodelist.extend(flatten_nodes(self.quals))
return tuple(nodelist)
def __repr__(self):
return "GenExprInner(%s, %s)" % (repr(self.expr), repr(self.quals))
class Getattr(Node):
def __init__(self, expr, attrname, lineno=None):
self.expr = expr
self.attrname = attrname
self.lineno = lineno
def getChildren(self):
return self.expr, self.attrname
def getChildNodes(self):
return self.expr,
def __repr__(self):
return "Getattr(%s, %s)" % (repr(self.expr), repr(self.attrname))
class Global(Node):
def __init__(self, names, lineno=None):
self.names = names
self.lineno = lineno
def getChildren(self):
return self.names,
def getChildNodes(self):
return ()
def __repr__(self):
return "Global(%s)" % (repr(self.names),)
class If(Node):
def __init__(self, tests, else_, lineno=None):
self.tests = tests
self.else_ = else_
self.lineno = lineno
def getChildren(self):
children = []
children.extend(flatten(self.tests))
children.append(self.else_)
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.extend(flatten_nodes(self.tests))
if self.else_ is not None:
nodelist.append(self.else_)
return tuple(nodelist)
def __repr__(self):
return "If(%s, %s)" % (repr(self.tests), repr(self.else_))
class IfExp(Node):
def __init__(self, test, then, else_, lineno=None):
self.test = test
self.then = then
self.else_ = else_
self.lineno = lineno
def getChildren(self):
return self.test, self.then, self.else_
def getChildNodes(self):
return self.test, self.then, self.else_
def __repr__(self):
return "IfExp(%s, %s, %s)" % (repr(self.test), repr(self.then), repr(self.else_))
class Import(Node):
def __init__(self, names, lineno=None):
self.names = names
self.lineno = lineno
def getChildren(self):
return self.names,
def getChildNodes(self):
return ()
def __repr__(self):
return "Import(%s)" % (repr(self.names),)
class Invert(Node):
def __init__(self, expr, lineno=None):
self.expr = expr
self.lineno = lineno
def getChildren(self):
return self.expr,
def getChildNodes(self):
return self.expr,
def __repr__(self):
return "Invert(%s)" % (repr(self.expr),)
class Keyword(Node):
def __init__(self, name, expr, lineno=None):
self.name = name
self.expr = expr
self.lineno = lineno
def getChildren(self):
return self.name, self.expr
def getChildNodes(self):
return self.expr,
def __repr__(self):
return "Keyword(%s, %s)" % (repr(self.name), repr(self.expr))
class Lambda(Node):
def __init__(self, argnames, defaults, flags, code, lineno=None):
self.argnames = argnames
self.defaults = defaults
self.flags = flags
self.code = code
self.lineno = lineno
self.varargs = self.kwargs = None
if flags & CO_VARARGS:
self.varargs = 1
if flags & CO_VARKEYWORDS:
self.kwargs = 1
def getChildren(self):
children = []
children.append(self.argnames)
children.extend(flatten(self.defaults))
children.append(self.flags)
children.append(self.code)
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.extend(flatten_nodes(self.defaults))
nodelist.append(self.code)
return tuple(nodelist)
def __repr__(self):
return "Lambda(%s, %s, %s, %s)" % (repr(self.argnames), repr(self.defaults), repr(self.flags), repr(self.code))
class LeftShift(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 "LeftShift((%s, %s))" % (repr(self.left), repr(self.right))
class List(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 "List(%s)" % (repr(self.nodes),)
class ListComp(Node):
def __init__(self, expr, quals, lineno=None):
self.expr = expr
self.quals = quals
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.expr)
children.extend(flatten(self.quals))
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.expr)
nodelist.extend(flatten_nodes(self.quals))
return tuple(nodelist)
def __repr__(self):
return "ListComp(%s, %s)" % (repr(self.expr), repr(self.quals))
class ListCompFor(Node):
def __init__(self, assign, list, ifs, lineno=None):
self.assign = assign
self.list = list
self.ifs = ifs
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.assign)
children.append(self.list)
children.extend(flatten(self.ifs))
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.assign)
nodelist.append(self.list)
nodelist.extend(flatten_nodes(self.ifs))
return tuple(nodelist)
def __repr__(self):
return "ListCompFor(%s, %s, %s)" % (repr(self.assign), repr(self.list), repr(self.ifs))
class ListCompIf(Node):
def __init__(self, test, lineno=None):
self.test = test
self.lineno = lineno
def getChildren(self):
return self.test,
def getChildNodes(self):
return self.test,
def __repr__(self):
return "ListCompIf(%s)" % (repr(self.test),)
class SetComp(Node):
def __init__(self, expr, quals, lineno=None):
self.expr = expr
self.quals = quals
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.expr)
children.extend(flatten(self.quals))
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.expr)
nodelist.extend(flatten_nodes(self.quals))
return tuple(nodelist)
def __repr__(self):
return "SetComp(%s, %s)" % (repr(self.expr), repr(self.quals))
class DictComp(Node):
def __init__(self, key, value, quals, lineno=None):
self.key = key
self.value = value
self.quals = quals
self.lineno = lineno
def getChildren(self):
children = []
children.append(self.key)
children.append(self.value)
children.extend(flatten(self.quals))
return tuple(children)
def getChildNodes(self):
nodelist = []
nodelist.append(self.key)
nodelist.append(self.value)
nodelist.extend(flatten_nodes(self.quals))
return tuple(nodelist)
def __repr__(self):
return "DictComp(%s, %s, %s)" % (repr(self.key), repr(self.value), repr(self.quals))
class Mod(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 "Mod((%s, %s))" % (repr(self.left), repr(self.right))
class Module(Node):
def __init__(self, doc, node, lineno=None):
self.doc = doc
self.node = node
self.lineno = lineno
def getChildren(self):
return self.doc, self.node
def getChildNodes(self):
return self.node,
def __repr__(self):
return "Module(%s, %s)" % (repr(self.doc), repr(self.node))
class Mul(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 "Mul((%s, %s))" % (repr(self.left), repr(self.right))
class Name(Node):
def __init__(self, name, lineno=None):
self.name = name
self.lineno = lineno
def getChildren(self):
return self.name,
def getChildNodes(self):
return ()
def __repr__(self):
return "Name(%s)" % (repr(self.name),)
class Not(Node):
def __init__(self, expr, lineno=None):
self.expr = expr
self.lineno = lineno