diff --git a/python/tvm/script/printer/doc_core.py b/python/tvm/script/printer/doc_core.py
new file mode 100644
index 000000000000..b88eef9a0e13
--- /dev/null
+++ b/python/tvm/script/printer/doc_core.py
@@ -0,0 +1,1140 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# pylint: disable=redefined-outer-name,missing-docstring,invalid-name
+# pylint: disable=useless-super-delegation,redefined-builtin
+# pylint: disable=too-few-public-methods,too-many-arguments
+class AST:
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__()
+        self.lineno = lineno
+        self.col_offset = col_offset
+        self.end_lineno = end_lineno
+        self.end_col_offset = end_col_offset
+
+
+class mod(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Module(mod):
+    _FIELDS = ["body", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, body, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.body = body
+
+
+class Interactive(mod):
+    _FIELDS = ["body", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, body, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.body = body
+
+
+class Expression(mod):
+    _FIELDS = ["body", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, body, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.body = body
+
+
+class stmt(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class FunctionDef(stmt):
+    _FIELDS = [
+        "name",
+        "args",
+        "body",
+        "decorator_list",
+        "returns",
+        "lineno",
+        "col_offset",
+        "end_lineno",
+        "end_col_offset",
+    ]
+
+    def __init__(
+        self,
+        name,
+        args,
+        body,
+        decorator_list,
+        returns,
+        lineno,
+        col_offset,
+        end_lineno,
+        end_col_offset,
+    ):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.name = name
+        self.args = args
+        self.body = body
+        self.decorator_list = decorator_list
+        self.returns = returns
+
+
+class ClassDef(stmt):
+    _FIELDS = [
+        "name",
+        "bases",
+        "keywords",
+        "body",
+        "decorator_list",
+        "lineno",
+        "col_offset",
+        "end_lineno",
+        "end_col_offset",
+    ]
+
+    def __init__(
+        self,
+        name,
+        bases,
+        keywords,
+        body,
+        decorator_list,
+        lineno,
+        col_offset,
+        end_lineno,
+        end_col_offset,
+    ):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.name = name
+        self.bases = bases
+        self.keywords = keywords
+        self.body = body
+        self.decorator_list = decorator_list
+
+
+class Return(stmt):
+    _FIELDS = ["value", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, value, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+
+
+class Delete(stmt):
+    _FIELDS = ["targets", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, targets, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.targets = targets
+
+
+class Assign(stmt):
+    _FIELDS = ["targets", "value", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, targets, value, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.targets = targets
+        self.value = value
+
+
+class AugAssign(stmt):
+    _FIELDS = ["target", "op", "value", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, target, op, value, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.target = target
+        self.op = op
+        self.value = value
+
+
+class AnnAssign(stmt):
+    _FIELDS = [
+        "target",
+        "annotation",
+        "value",
+        "simple",
+        "lineno",
+        "col_offset",
+        "end_lineno",
+        "end_col_offset",
+    ]
+
+    def __init__(
+        self, target, annotation, value, simple, lineno, col_offset, end_lineno, end_col_offset
+    ):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.target = target
+        self.annotation = annotation
+        self.value = value
+        self.simple = simple
+
+
+class For(stmt):
+    _FIELDS = [
+        "target",
+        "iter",
+        "body",
+        "orelse",
+        "lineno",
+        "col_offset",
+        "end_lineno",
+        "end_col_offset",
+    ]
+
+    def __init__(self, target, iter, body, orelse, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.target = target
+        self.iter = iter
+        self.body = body
+        self.orelse = orelse
+
+
+class While(stmt):
+    _FIELDS = ["test", "body", "orelse", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, test, body, orelse, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.test = test
+        self.body = body
+        self.orelse = orelse
+
+
+class If(stmt):
+    _FIELDS = ["test", "body", "orelse", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, test, body, orelse, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.test = test
+        self.body = body
+        self.orelse = orelse
+
+
+class With(stmt):
+    _FIELDS = ["items", "body", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, items, body, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.items = items
+        self.body = body
+
+
+class Raise(stmt):
+    _FIELDS = ["exc", "cause", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, exc, cause, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.exc = exc
+        self.cause = cause
+
+
+class Try(stmt):
+    _FIELDS = [
+        "body",
+        "handlers",
+        "orelse",
+        "finalbody",
+        "lineno",
+        "col_offset",
+        "end_lineno",
+        "end_col_offset",
+    ]
+
+    def __init__(
+        self, body, handlers, orelse, finalbody, lineno, col_offset, end_lineno, end_col_offset
+    ):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.body = body
+        self.handlers = handlers
+        self.orelse = orelse
+        self.finalbody = finalbody
+
+
+class Assert(stmt):
+    _FIELDS = ["test", "msg", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, test, msg, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.test = test
+        self.msg = msg
+
+
+class Import(stmt):
+    _FIELDS = ["names", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, names, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.names = names
+
+
+class ImportFrom(stmt):
+    _FIELDS = ["module", "names", "level", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, module, names, level, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.module = module
+        self.names = names
+        self.level = level
+
+
+class Global(stmt):
+    _FIELDS = ["names", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, names, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.names = names
+
+
+class Nonlocal(stmt):
+    _FIELDS = ["names", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, names, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.names = names
+
+
+class Expr(stmt):
+    _FIELDS = ["value", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, value, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+
+
+class Pass(stmt):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Break(stmt):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Continue(stmt):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class expr(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class BoolOp(expr):
+    _FIELDS = ["op", "values", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, op, values, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.op = op
+        self.values = values
+
+
+class BinOp(expr):
+    _FIELDS = ["left", "op", "right", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, left, op, right, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.left = left
+        self.op = op
+        self.right = right
+
+
+class UnaryOp(expr):
+    _FIELDS = ["op", "operand", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, op, operand, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.op = op
+        self.operand = operand
+
+
+class Lambda(expr):
+    _FIELDS = ["args", "body", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, args, body, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.args = args
+        self.body = body
+
+
+class IfExp(expr):
+    _FIELDS = ["test", "body", "orelse", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, test, body, orelse, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.test = test
+        self.body = body
+        self.orelse = orelse
+
+
+class Dict(expr):
+    _FIELDS = ["keys", "values", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, keys, values, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.keys = keys
+        self.values = values
+
+
+class Set(expr):
+    _FIELDS = ["elts", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, elts, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.elts = elts
+
+
+class ListComp(expr):
+    _FIELDS = ["elt", "generators", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, elt, generators, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.elt = elt
+        self.generators = generators
+
+
+class SetComp(expr):
+    _FIELDS = ["elt", "generators", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, elt, generators, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.elt = elt
+        self.generators = generators
+
+
+class DictComp(expr):
+    _FIELDS = ["key", "value", "generators", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, key, value, generators, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.key = key
+        self.value = value
+        self.generators = generators
+
+
+class GeneratorExp(expr):
+    _FIELDS = ["elt", "generators", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, elt, generators, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.elt = elt
+        self.generators = generators
+
+
+class Yield(expr):
+    _FIELDS = ["value", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, value, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+
+
+class YieldFrom(expr):
+    _FIELDS = ["value", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, value, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+
+
+class Compare(expr):
+    _FIELDS = ["left", "ops", "comparators", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, left, ops, comparators, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.left = left
+        self.ops = ops
+        self.comparators = comparators
+
+
+class Call(expr):
+    _FIELDS = ["func", "args", "keywords", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, func, args, keywords, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.func = func
+        self.args = args
+        self.keywords = keywords
+
+
+class FormattedValue(expr):
+    _FIELDS = [
+        "value",
+        "conversion",
+        "format_spec",
+        "lineno",
+        "col_offset",
+        "end_lineno",
+        "end_col_offset",
+    ]
+
+    def __init__(
+        self, value, conversion, format_spec, lineno, col_offset, end_lineno, end_col_offset
+    ):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+        self.conversion = conversion
+        self.format_spec = format_spec
+
+
+class JoinedStr(expr):
+    _FIELDS = ["values", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, values, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.values = values
+
+
+class Constant(expr):
+    _FIELDS = ["value", "kind", "s", "n", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, value, kind, s, n, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+        self.kind = kind
+        self.s = s
+        self.n = n
+
+
+class NamedExpr(expr):
+    _FIELDS = ["target", "value", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, target, value, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.target = target
+        self.value = value
+
+
+class Attribute(expr):
+    _FIELDS = ["value", "attr", "ctx", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, value, attr, ctx, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+        self.attr = attr
+        self.ctx = ctx
+
+
+class slice(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Slice(slice):
+    _FIELDS = ["lower", "upper", "step", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lower, upper, step, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.lower = lower
+        self.upper = upper
+        self.step = step
+
+
+class ExtSlice(slice):
+    _FIELDS = ["dims", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, dims, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.dims = dims
+
+
+class Index(slice):
+    _FIELDS = ["value", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, value, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+
+
+class Subscript(expr):
+    _FIELDS = ["value", "slice", "ctx", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, value, slice, ctx, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+        self.slice = slice
+        self.ctx = ctx
+
+
+class Starred(expr):
+    _FIELDS = ["value", "ctx", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, value, ctx, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.value = value
+        self.ctx = ctx
+
+
+class Name(expr):
+    _FIELDS = ["id", "ctx", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, id, ctx, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.id = id
+        self.ctx = ctx
+
+
+class List(expr):
+    _FIELDS = ["elts", "ctx", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, elts, ctx, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.elts = elts
+        self.ctx = ctx
+
+
+class Tuple(expr):
+    _FIELDS = ["elts", "ctx", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, elts, ctx, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.elts = elts
+        self.ctx = ctx
+
+
+class expr_context(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class AugLoad(expr_context):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class AugStore(expr_context):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Param(expr_context):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Suite(mod):
+    _FIELDS = ["body", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, body, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.body = body
+
+
+class Del(expr_context):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Load(expr_context):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Store(expr_context):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class boolop(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class And(boolop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Or(boolop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class operator(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Add(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class BitAnd(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class BitOr(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class BitXor(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Div(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class FloorDiv(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class LShift(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Mod(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Mult(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class MatMult(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Pow(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class RShift(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Sub(operator):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class unaryop(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Invert(unaryop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Not(unaryop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class UAdd(unaryop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class USub(unaryop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class cmpop(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Eq(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Gt(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class GtE(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class In(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Is(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class IsNot(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class Lt(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class LtE(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class NotEq(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class NotIn(cmpop):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class comprehension(AST):
+    _FIELDS = [
+        "target",
+        "iter",
+        "ifs",
+        "is_async",
+        "lineno",
+        "col_offset",
+        "end_lineno",
+        "end_col_offset",
+    ]
+
+    def __init__(self, target, iter, ifs, is_async, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.target = target
+        self.iter = iter
+        self.ifs = ifs
+        self.is_async = is_async
+
+
+class excepthandler(AST):
+    _FIELDS = ["lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+
+
+class ExceptHandler(excepthandler):
+    _FIELDS = ["type", "name", "body", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, type, name, body, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.type = type
+        self.name = name
+        self.body = body
+
+
+class arguments(AST):
+    _FIELDS = [
+        "args",
+        "vararg",
+        "kwonlyargs",
+        "kw_defaults",
+        "kwarg",
+        "defaults",
+        "posonlyargs",
+        "lineno",
+        "col_offset",
+        "end_lineno",
+        "end_col_offset",
+    ]
+
+    def __init__(
+        self,
+        args,
+        vararg,
+        kwonlyargs,
+        kw_defaults,
+        kwarg,
+        defaults,
+        posonlyargs,
+        lineno,
+        col_offset,
+        end_lineno,
+        end_col_offset,
+    ):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.args = args
+        self.vararg = vararg
+        self.kwonlyargs = kwonlyargs
+        self.kw_defaults = kw_defaults
+        self.kwarg = kwarg
+        self.defaults = defaults
+        self.posonlyargs = posonlyargs
+
+
+class arg(AST):
+    _FIELDS = ["arg", "annotation", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, arg, annotation, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.arg = arg
+        self.annotation = annotation
+
+
+class keyword(AST):
+    _FIELDS = ["arg", "value", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, arg, value, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.arg = arg
+        self.value = value
+
+
+class alias(AST):
+    _FIELDS = ["name", "asname", "lineno", "col_offset", "end_lineno", "end_col_offset"]
+
+    def __init__(self, name, asname, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.name = name
+        self.asname = asname
+
+
+class withitem(AST):
+    _FIELDS = [
+        "context_expr",
+        "optional_vars",
+        "lineno",
+        "col_offset",
+        "end_lineno",
+        "end_col_offset",
+    ]
+
+    def __init__(self, context_expr, optional_vars, lineno, col_offset, end_lineno, end_col_offset):
+        super().__init__(lineno, col_offset, end_lineno, end_col_offset)
+        self.context_expr = context_expr
+        self.optional_vars = optional_vars
+
+
+__all__ = [
+    "AST",
+    "mod",
+    "Module",
+    "Interactive",
+    "Expression",
+    "stmt",
+    "FunctionDef",
+    "ClassDef",
+    "Return",
+    "Delete",
+    "Assign",
+    "AugAssign",
+    "AnnAssign",
+    "For",
+    "While",
+    "If",
+    "With",
+    "Raise",
+    "Try",
+    "Assert",
+    "Import",
+    "ImportFrom",
+    "Global",
+    "Nonlocal",
+    "Expr",
+    "Pass",
+    "Break",
+    "Continue",
+    "expr",
+    "BoolOp",
+    "BinOp",
+    "UnaryOp",
+    "Lambda",
+    "IfExp",
+    "Dict",
+    "Set",
+    "ListComp",
+    "SetComp",
+    "DictComp",
+    "GeneratorExp",
+    "Yield",
+    "YieldFrom",
+    "Compare",
+    "Call",
+    "FormattedValue",
+    "JoinedStr",
+    "Constant",
+    "NamedExpr",
+    "Attribute",
+    "slice",
+    "Slice",
+    "ExtSlice",
+    "Index",
+    "Subscript",
+    "Starred",
+    "Name",
+    "List",
+    "Tuple",
+    "expr_context",
+    "AugLoad",
+    "AugStore",
+    "Param",
+    "Suite",
+    "Del",
+    "Load",
+    "Store",
+    "boolop",
+    "And",
+    "Or",
+    "operator",
+    "Add",
+    "BitAnd",
+    "BitOr",
+    "BitXor",
+    "Div",
+    "FloorDiv",
+    "LShift",
+    "Mod",
+    "Mult",
+    "MatMult",
+    "Pow",
+    "RShift",
+    "Sub",
+    "unaryop",
+    "Invert",
+    "Not",
+    "UAdd",
+    "USub",
+    "cmpop",
+    "Eq",
+    "Gt",
+    "GtE",
+    "In",
+    "Is",
+    "IsNot",
+    "Lt",
+    "LtE",
+    "NotEq",
+    "NotIn",
+    "comprehension",
+    "excepthandler",
+    "ExceptHandler",
+    "arguments",
+    "arg",
+    "keyword",
+    "alias",
+    "withitem",
+]