Python: fix(python): add __str__ to ChatMessage to prevent repr in display output#2565

The-Obstacle-Is-The-Way wants to merge 1 commit intomicrosoft:mainmicrosoft/agent-framework:mainfrom

The-Obstacle-Is-The-Way:fix/chatmessage-str-repr-bugThe-Obstacle-Is-The-Way/agent-framework:fix/chatmessage-str-repr-bugCopy head branch name to clipboard