isort

.isort.cfg

@@ -14,7 +14,7 @@ filter_files=True
 # are also carefully crafted.
 # For the rest we will gradually remove them from the blacklist as we
 # reformat the code to follow the style guide.
-skip_glob=python/ray/__init__.py,python/ray/setup-dev.py,python/ray/dag/*.py,doc/*,ci/*,python/ray/_raylet*,python/ray/_private/*,python/ray/air/*,python/ray/cloudpickle/*,python/ray/core/*,dashboard/*,python/ray/data/*,python/ray/experimental/*,python/ray/includes/*,python/ray/internal/*,python/ray/ray_operator/*,python/ray/scripts/*,python/ray/serve/*,python/ray/sgd/*,python/ray/streaming/*,python/ray/tests/*,python/ray/tests/*,python/ray/train/*,python/ray/tune/*,python/ray/util/*,python/ray/workers/*,python/ray/workflow/*,rllib/*,release/*,
+skip_glob=python/ray/__init__.py,python/ray/setup-dev.py,python/ray/dag/*.py,doc/*,ci/*,python/ray/_private/*,python/ray/air/*,dashboard/*,python/ray/data/*,python/ray/experimental/*,python/ray/includes/*,python/ray/internal/*,python/ray/ray_operator/*,python/ray/scripts/*,python/ray/serve/*,python/ray/sgd/*,python/ray/streaming/*,python/ray/tests/*,python/ray/tests/*,python/ray/train/*,python/ray/tune/*,python/ray/util/*,python/ray/workers/*,python/ray/workflow/*,rllib/*,release/*,
 
 known_local_folder=ray
 known_afterray=psutil,setproctitle

python/ray/cloudpickle/__init__.py

@@ -4,8 +4,7 @@ import os
 from pickle import PicklingError
 
 from ray.cloudpickle.cloudpickle import *  # noqa
-from ray.cloudpickle.cloudpickle_fast import CloudPickler, dumps, dump  # noqa
-
+from ray.cloudpickle.cloudpickle_fast import CloudPickler, dump, dumps  # noqa
 
 # Conform to the convention used by python serialization libraries, which
 # expose their Pickler subclass at top-level under the  "Pickler" name.

python/ray/cloudpickle/cloudpickle.py

@@ -45,24 +45,25 @@ from __future__ import print_function
 
 import builtins
 import dis
-import opcode
 import platform
 import sys
-import types
-import weakref
-import uuid
 import threading
+import types
 import typing
+import uuid
 import warnings
+import weakref
+from collections import OrderedDict
+from pickle import _getattribute
+from typing import Callable, Generic, Tuple, Union
+
+import opcode
 
 from .compat import pickle
-from collections import OrderedDict
-from typing import Generic, Union, Tuple, Callable
-from pickle import _getattribute
 
 try:  # pragma: no branch
     import typing_extensions as _typing_extensions
-    from typing_extensions import Literal, Final
+    from typing_extensions import Final, Literal
 except ImportError:
     _typing_extensions = Literal = Final = None
 

python/ray/cloudpickle/cloudpickle_fast.py

@@ -10,34 +10,51 @@ Note that the C Pickler subclassing API is CPython-specific. Therefore, some
 guards present in cloudpickle.py that were written to handle PyPy specificities
 are not present in cloudpickle_fast.py
 """
-import _collections_abc
 import abc
 import copyreg
 import io
 import itertools
 import logging
-import sys
 import struct
+import sys
 import types
-import weakref
 import typing
-
-from enum import Enum
+import weakref
 from collections import ChainMap, OrderedDict
+from enum import Enum
+
+import _collections_abc
 
-from .compat import pickle, Pickler
 from .cloudpickle import (
-    _extract_code_globals, _BUILTIN_TYPE_NAMES, DEFAULT_PROTOCOL,
-    _find_imported_submodules, _get_cell_contents, _should_pickle_by_reference,
-    _builtin_type, _get_or_create_tracker_id,  _make_skeleton_class,
-    _make_skeleton_enum, _extract_class_dict, dynamic_subimport, subimport,
-    _typevar_reduce, _get_bases, _make_cell, _make_empty_cell, CellType,
-    _is_parametrized_type_hint, PYPY, cell_set,
-    parametrized_type_hint_getinitargs, _create_parametrized_type_hint,
+    _BUILTIN_TYPE_NAMES,
+    DEFAULT_PROTOCOL,
+    PYPY,
+    CellType,
+    _builtin_type,
+    _create_parametrized_type_hint,
+    _extract_class_dict,
+    _extract_code_globals,
+    _find_imported_submodules,
+    _get_bases,
+    _get_cell_contents,
+    _get_or_create_tracker_id,
+    _is_parametrized_type_hint,
+    _make_cell,
+    _make_dict_items,
+    _make_dict_keys,
+    _make_dict_values,
+    _make_empty_cell,
+    _make_skeleton_class,
+    _make_skeleton_enum,
+    _should_pickle_by_reference,
+    _typevar_reduce,
     builtin_code_type,
-    _make_dict_keys, _make_dict_values, _make_dict_items,
+    cell_set,
+    dynamic_subimport,
+    parametrized_type_hint_getinitargs,
+    subimport,
 )
-
+from .compat import Pickler, pickle
 
 if pickle.HIGHEST_PROTOCOL >= 5 and not PYPY:
     # Shorthands similar to pickle.dump/pickle.dumps
@@ -551,8 +568,9 @@ class CloudPickler(Pickler):
     # TODO(suquark): Remove this patch when we use numpy >= 1.20.0 by default.
     # We import 'numpy.core' here, so numpy would register the
     # ufunc serializer to 'copyreg.dispatch_table' before we override it.
-    import numpy.core
     import numpy
+    import numpy.core
+
     # Override the original numpy ufunc serializer.
     dispatch_table[numpy.ufunc] = _ufunc_reduce
 

python/ray/cloudpickle/compat.py

@@ -24,4 +24,5 @@ elif sys.version_info < (3, 8):
         from pickle import _Pickler as Pickler  # noqa: F401
 else:
     import pickle  # noqa: F401
+
     from _pickle import Pickler  # noqa: F401

python/ray/cloudpickle/py_pickle.py

@@ -1,13 +1,8 @@
-from pickle import (
-    _Pickler,
-    _Unpickler as Unpickler,
-    _loads as loads,
-    _load as load,
-    PickleError,
-    PicklingError,
-    UnpicklingError,
-    HIGHEST_PROTOCOL,
-)
+from pickle import HIGHEST_PROTOCOL, PickleError, PicklingError, UnpicklingError
+from pickle import _load as load
+from pickle import _loads as loads
+from pickle import _Pickler
+from pickle import _Unpickler as Unpickler
 
 __all__ = [
     "PickleError",