* #46165

* #45752

* fix some doc bug test=document_fix (#45488)

* fix some doc bug test=document_fix

* fix some docs issues, test=document_fix

* beta -> \beta in softplus

* threshold -> \varepsilon in softplus

* parameter name

* delta -> \delta in smooth_l1_loss

* fix some docs test=document_fix

* fix docs test=document_fix

* fix docs && 增加空行 test=document_fix

* Update python/paddle/nn/functional/activation.py, test=document_fix

* Update python/paddle/nn/layer/activation.py, test=document_fix
Co-authored-by: NSigureMo <sigure.qaq@gmail.com>

* [docs] add ipustrategy Hyperlink (#46422)

* [docs] add ipustrategy Hyperlink

* fix ipu_shard_guard docs; test=document_fix

* [docs] add set_ipu_shard note

* [docs] fix hyperlink

* update framework.py

* fix mlu_places docs; test=document_fix

* fix put_along_axis docs; test=document_fix

* fix flake8 W293 error, test=document_fix

* fix typo in typing, test=document_fix
Co-authored-by: NLigoml <39876205+Ligoml@users.noreply.github.com>
Co-authored-by: NNyakku Shigure <sigure.qaq@gmail.com>

* #46659

* Update README_cn.md (#46927)

修复了错别字

* #46738

* fix paddle.get_default_dtype (#47040)

Chinese and English return values are inconsistent

* fix bug
Co-authored-by: N张春乔 <83450930+Liyulingyue@users.noreply.github.com>
Co-authored-by: NInfinity_lee <luhputu0815@gmail.com>
Co-authored-by: Nmrcangye <chenloong@88.com>
Co-authored-by: NSigureMo <sigure.qaq@gmail.com>
Co-authored-by: Ngouzil <66515297+gouzil@users.noreply.github.com>
Co-authored-by: NHamid Zare <12127420+hamidzr@users.noreply.github.com>
Co-authored-by: NSqhttwl <61459740+Sqhttwl@users.noreply.github.com>
Co-authored-by: NOccupyMars2025 <31559413+OccupyMars2025@users.noreply.github.com>
Co-authored-by: N超级码牛 <54444805+SuperCodebull@users.noreply.github.com>
Co-authored-by: Njzhang533 <jzhang533@gmail.com>

* only run pre-commit

* only run pre-commit

* use yapf to format all python file

* yapf exclude two unittests file for they rely on writing and reading file, and format will break them

* disable diff_py_file because too many diff files cause command following failed

add __all__=[] to python files not in API public list; import * only support in API public list files (#32643)

* Support list and tuple for parameters of layer_norm, multiprocess_reader, DatasetFolder and ImageFolder.

* add unittest for layer_norm.

* add require gpu for example.

* Add example for cache and buffered, test=develop, test=document_fix

test=develop

Replace the 'spawn' start method with 'fork' start method for multiprocessing, on MacOS with python>=3.8 (#27317)

* Replace the 'spawn' start method with 'fork' start method for multiprocessing, on MacOs when python>=3.8

test=develop

* fix chain doc, test=develop, test=document_preview

* fix doc of default_main_program, multiprocess_reader

* update API.spec

* fix comment

Modify doc for shuffle, firstn, save_vars, load_vars, L1DecayRegularizer, L2DecayRegularizer (#20287)

* modify shuffle, firstn, regularizer, load_vars, save_vars, test=develop, test=document_fix

* modify compose en

* test=develop

* test=develop

* test=develop

* test=develop

* test=develop

* test=develop

* test=develop

* test=develop

* test=develop

* test=develop,test=document_fix

* test=develop,test=document_fix

* modify map_reader en test=develop

* improve the docs of load_inference_model&load_params&load_persistables&chain.

test=develop

test=develop

test=develop

test=develop

* add multiprocess_reader

* add multiprocess_reader to reader decorator

* support piped multi process reader

* revert v2 decorator

* add comment to multiprocess_reader

* optimize code

* use ujson to speed up json serialize/deserialize

* add assert to multiprocess_reader

* update comment of multiprocess_reader

* optimize ujson import, handle error case

* optimize import ujson

* remove ujson from requirements.txt

* add import sys to decorator.py

Move six.moves.queue to Queue

This reverts commit 4d8e8ee2, reversing
changes made to d6a9f005.