Fix serving allocate block bug (PaddlePaddle#10101) 

Release/3.0 beta3 cherry-pick (PaddlePaddle#9554) * [Fix] Update requirements.txt (PaddlePaddle#9514) * Update README.md

Revert "fix speed ppt eval hang (PaddlePaddle#9218)" (PaddlePaddle#9229) This reverts commit fbe5bc1.

[New Version] Upgrade to 3.0 b1 (PaddlePaddle#8977) 

update version (PaddlePaddle#8676) 

release 2.8.1 (PaddlePaddle#8636) 

fix 0f428bb try import 

[Release] 2.7.2 for paddlenlp bugfix. (PaddlePaddle#7892) * Release 2.7.2 * Update __init__.py

[Release] 2.7.1 Update version (PaddlePaddle#7779) * Update setup.py * Update __init__.py

[Release] Change version to 2.7.0 change version. (PaddlePaddle#7763)