[Bug] [Chat Excel] The Chinese form file will be displayed in UTF8 encoding, and the plain text will not be displayed.

[HyperForce]

Search before asking

• I had searched in the issues and found no similar issues.

Operating system information

Linux

Python version information

=3.11

DB-GPT version

main

Related scenes

• Chat Data
• Chat Excel
• Chat DB
• Chat Knowledge
• Model Management
• Dashboard
• Plugins

Installation Information

• Installation From Source

• Docker Installation

• Docker Compose Installation

• Cluster Installation

• AutoDL Image

• Other

Device information

none

Models information

None

What happened

在使用Chat Excel过程中，表格文件中文会以utf8编码显示，不显示明文

What you expected to happen

应该显示明文

How to reproduce

在处理json时使用ensure_ascii参数确保中文显示明文

Additional context

No response

Are you willing to submit PR?

• Yes I am willing to submit a PR!

[Aries-ckt]

can you give the bad case excel so we can reproduce.