cyx-6 commented on code in PR #12978: URL: https://github.com/apache/tvm/pull/12978#discussion_r990590866
########## python/tvm/script/_parser/core/doc.py: ########## @@ -0,0 +1,412 @@ +# 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. +"""TVM Script Parser doc AST""" + +import ast +import inspect +import sys +import typing +from collections import defaultdict + +from . import doc_core as doc +from .doc_core import * # pylint: disable=unused-import,wildcard-import,redefined-builtin,W0614 + +FnToDoc = typing.Callable[[ast.AST], doc.AST] +FnFromDoc = typing.Callable[[doc.AST], ast.AST] + + +class Entry: + """Mapping entry between str and doc AST.""" + + to_doc: typing.Optional[FnToDoc] + from_doc: typing.Optional[FnFromDoc] + + def __init__(self): + self.to_doc = None + self.from_doc = None + + +class Registry: + """Registration map for str and doc AST""" + + _inst: typing.Optional["Registry"] = None + table: typing.Dict[str, Entry] + + def __init__(self): + self.table = defaultdict(Entry) + + +def register_to_doc(name: str): + def f(to_doc: FnToDoc): # pylint: disable=redefined-outer-name + reg = Registry._inst # pylint: disable=protected-access + reg.table[name].to_doc = to_doc + + return f + + +def register_from_doc(name: str): + def f(to_doc: FnFromDoc): # pylint: disable=redefined-outer-name + reg = Registry._inst # pylint: disable=protected-access + reg.table[name].from_doc = to_doc + + return f + + +def _is_atomic_type(node): + return ( + node is None + or node in [..., True, False] + or isinstance( + node, + ( + int, + float, + str, + bool, + bytes, + complex, + ), + ) + ) + + +def _get_registry_entry(cls_name, attr): + cls_name = cls_name.split(".")[-1] + reg = Registry._inst # pylint: disable=protected-access + if cls_name in reg.table: + entry = reg.table[cls_name] + return getattr(entry, attr, None) + return None + + +def from_doc(node): + """Get AST node from doc AST node. + + Parameters + ---------- + node : doc.AST + The doc AST node. + + Returns + ------- + res : ast.AST + The corresponding AST node. + """ + if _is_atomic_type(node): + return node + if isinstance(node, tuple): + return tuple(from_doc(n) for n in node) + if isinstance(node, list): + return [from_doc(n) for n in node] + func = _get_registry_entry(node.__class__.__name__, "from_doc") + if not func: + raise NotImplementedError(f"from_doc is not implemented for: {node.__class__.__name__}") + return func(node) + + +def to_doc(node): + """Get doc AST node from AST node. + + Parameters + ---------- + node : ast.AST + The AST node. + + Returns + ------- + res : doc.AST + The corresponding doc AST node. + """ + if _is_atomic_type(node): + return node + if isinstance(node, tuple): + return tuple(to_doc(n) for n in node) + if isinstance(node, list): + return [to_doc(n) for n in node] + func = _get_registry_entry(node.__class__.__name__, "to_doc") + if not func: + raise NotImplementedError(f"to_doc is not implemented for: {node.__class__.__name__}") + return func(node) + + +def parse( + source: str, + filename: str = "<unknown>", + mode: str = "exec", +) -> doc.AST: + """Parse TVMScript source code to doc AST. + + Parameters + ---------- + source : str + The TVMScript source code. + + filename : str + The optional filename of source code. + + mode : str + The parsing mode. + + Returns + ------- + res : doc.AST + The parsed doc AST. + """ + try: + program = ast.parse( # pylint: disable=unexpected-keyword-arg + source=source, + filename=filename, + mode=mode, + feature_version=(3, 8), + ) + except: # pylint: disable=bare-except + program = ast.parse( + source=source, + filename=filename, + mode=mode, + ) + return to_doc(program) + + +class NodeVisitor: + """ "Node visitor for doc AST""" Review Comment: Updated. ########## python/tvm/script/_parser/core/doc.py: ########## @@ -0,0 +1,412 @@ +# 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. +"""TVM Script Parser doc AST""" + +import ast +import inspect +import sys +import typing +from collections import defaultdict + +from . import doc_core as doc +from .doc_core import * # pylint: disable=unused-import,wildcard-import,redefined-builtin,W0614 + +FnToDoc = typing.Callable[[ast.AST], doc.AST] +FnFromDoc = typing.Callable[[doc.AST], ast.AST] + + +class Entry: + """Mapping entry between str and doc AST.""" + + to_doc: typing.Optional[FnToDoc] + from_doc: typing.Optional[FnFromDoc] + + def __init__(self): + self.to_doc = None + self.from_doc = None + + +class Registry: + """Registration map for str and doc AST""" + + _inst: typing.Optional["Registry"] = None + table: typing.Dict[str, Entry] + + def __init__(self): + self.table = defaultdict(Entry) + + +def register_to_doc(name: str): + def f(to_doc: FnToDoc): # pylint: disable=redefined-outer-name + reg = Registry._inst # pylint: disable=protected-access + reg.table[name].to_doc = to_doc + + return f + + +def register_from_doc(name: str): + def f(to_doc: FnFromDoc): # pylint: disable=redefined-outer-name + reg = Registry._inst # pylint: disable=protected-access + reg.table[name].from_doc = to_doc + + return f + + +def _is_atomic_type(node): + return ( + node is None + or node in [..., True, False] + or isinstance( + node, + ( + int, + float, + str, + bool, + bytes, + complex, + ), + ) + ) + + +def _get_registry_entry(cls_name, attr): + cls_name = cls_name.split(".")[-1] + reg = Registry._inst # pylint: disable=protected-access + if cls_name in reg.table: + entry = reg.table[cls_name] + return getattr(entry, attr, None) + return None + + +def from_doc(node): + """Get AST node from doc AST node. + + Parameters + ---------- + node : doc.AST + The doc AST node. + + Returns + ------- + res : ast.AST + The corresponding AST node. + """ + if _is_atomic_type(node): + return node + if isinstance(node, tuple): + return tuple(from_doc(n) for n in node) + if isinstance(node, list): + return [from_doc(n) for n in node] + func = _get_registry_entry(node.__class__.__name__, "from_doc") + if not func: + raise NotImplementedError(f"from_doc is not implemented for: {node.__class__.__name__}") + return func(node) + + +def to_doc(node): + """Get doc AST node from AST node. + + Parameters + ---------- + node : ast.AST + The AST node. + + Returns + ------- + res : doc.AST + The corresponding doc AST node. + """ + if _is_atomic_type(node): + return node + if isinstance(node, tuple): + return tuple(to_doc(n) for n in node) + if isinstance(node, list): + return [to_doc(n) for n in node] + func = _get_registry_entry(node.__class__.__name__, "to_doc") + if not func: + raise NotImplementedError(f"to_doc is not implemented for: {node.__class__.__name__}") + return func(node) + + +def parse( + source: str, + filename: str = "<unknown>", + mode: str = "exec", +) -> doc.AST: + """Parse TVMScript source code to doc AST. + + Parameters + ---------- + source : str + The TVMScript source code. + + filename : str + The optional filename of source code. + + mode : str + The parsing mode. + + Returns + ------- + res : doc.AST + The parsed doc AST. + """ + try: + program = ast.parse( # pylint: disable=unexpected-keyword-arg + source=source, + filename=filename, + mode=mode, + feature_version=(3, 8), + ) + except: # pylint: disable=bare-except + program = ast.parse( + source=source, + filename=filename, + mode=mode, + ) + return to_doc(program) + + +class NodeVisitor: + """ "Node visitor for doc AST""" + + def visit(self, node: doc.AST) -> None: + if isinstance(node, (list, tuple)): + for item in node: + self.visit(item) + return + if not isinstance(node, doc.AST): + return + getattr( + self, + "visit_" + node.__class__.__name__.split(".")[-1], + self.generic_visit, + )(node) + + def generic_visit(self, node: doc.AST) -> None: + for field in node.__class__._FIELDS: # pylint: disable=protected-access + value = getattr(node, field, None) + if value is None: + pass + elif isinstance(value, (doc.AST, list, tuple)): + self.visit(value) + + +class NodeTransformer: + """ "Node transformer for doc AST""" Review Comment: Updated. -- This is an automated message from the Apache Git Service. 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