mirror of
https://github.com/microsoft/agent-framework.git
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838a7fd61d
* Replace Role and FinishReason classes with NewType + Literal
- Remove EnumLike metaclass from _types.py
- Replace Role class with NewType('Role', str) + RoleLiteral
- Replace FinishReason class with NewType('FinishReason', str) + FinishReasonLiteral
- Update all usages across codebase to use string literals
- Remove .value access patterns (direct string comparison now works)
- Add backward compatibility for legacy dict serialization format
- Update tests to reflect new string-based types
Addresses #3591, #3615
* Simplify ChatResponse and AgentResponse type hints (#3592)
- Remove overloads from ChatResponse.__init__
- Remove text parameter from ChatResponse.__init__
- Remove | dict[str, Any] from finish_reason and usage_details params
- Remove **kwargs from AgentResponse.__init__
- Both now accept ChatMessage | Sequence[ChatMessage] | None for messages
- Update docstrings and examples to reflect changes
- Fix tests that were using removed kwargs
- Fix Role type hint usage in ag-ui utils
* Remove text parameter from ChatResponseUpdate and AgentResponseUpdate (#3597)
- Remove text parameter from ChatResponseUpdate.__init__
- Remove text parameter from AgentResponseUpdate.__init__
- Remove **kwargs from both update classes
- Simplify contents parameter type to Sequence[Content] | None
- Update all usages to use contents=[Content.from_text(...)] pattern
- Fix imports in test files
- Update docstrings and examples
* Rename from_chat_response_updates to from_updates (#3593)
- ChatResponse.from_chat_response_updates → ChatResponse.from_updates
- ChatResponse.from_chat_response_generator → ChatResponse.from_update_generator
- AgentResponse.from_agent_run_response_updates → AgentResponse.from_updates
* Remove try_parse_value method from ChatResponse and AgentResponse (#3595)
- Remove try_parse_value method from ChatResponse
- Remove try_parse_value method from AgentResponse
- Remove try_parse_value calls from from_updates and from_update_generator methods
- Update samples to use try/except with response.value instead
- Update tests to use response.value pattern
- Users should now use response.value with try/except for safe parsing
* Add agent_id to AgentResponse and clarify author_name documentation (#3596)
- Add agent_id parameter to AgentResponse class
- Document that author_name is on ChatMessage objects, not responses
- Update ChatResponse docstring with author_name note
- Update AgentResponse docstring with author_name note
* Simplify ChatMessage.__init__ signature (#3618)
- Make contents a positional argument accepting Sequence[Content | str]
- Auto-convert strings in contents to TextContent
- Remove overloads, keep text kwarg for backward compatibility with serialization
- Update _parse_content_list to handle string items
- Update all usages across codebase to use new format: ChatMessage("role", ["text"])
* Allow Content as input on run and get_response
- Update prepare_messages and normalize_messages to accept Content
- Update type signatures in _agents.py and _clients.py
- Add tests for Content input handling
* Fix ChatMessage usage across packages and samples
Update all remaining ChatMessage(role=..., text=...) to use new
ChatMessage('role', ['text']) signature.
* Fix Role string usage and response format parsing
- Fix redis provider: remove .value access on string literals
- Fix durabletask ensure_response_format: set _response_format before accessing .value
* Fix ollama .value and ai_model_id issues, handle None in content list
- Fix ollama _chat_client: remove .value on string literals
- Fix ollama _chat_client: rename ai_model_id to model_id
- Fix _parse_content_list: skip None values gracefully
* Fix A2AAgent type signature to include Content
* Fix Role/FinishReason NewType dict annotations and improve test coverage to 95%
* Fix mypy errors for Role/FinishReason NewType usage
* Fix Role.TOOL and Role.ASSISTANT usage in _orchestrator_helpers.py
* Fix Role NewType usage in durabletask _models.py
252 lines
8.0 KiB
Markdown
252 lines
8.0 KiB
Markdown
# Get Started with Microsoft Agent Framework for Python Developers
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## Quick Install
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We recommend two common installation paths depending on your use case.
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### 1. Development mode
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If you are exploring or developing locally, install the entire framework with all sub-packages:
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```bash
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pip install agent-framework --pre
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```
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This installs the core and every integration package, making sure that all features are available without additional steps. The `--pre` flag is required while Agent Framework is in preview. This is the simplest way to get started.
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### 2. Selective install
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If you only need specific integrations, you can install at a more granular level. This keeps dependencies lighter and focuses on what you actually plan to use. Some examples:
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```bash
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# Core only
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# includes Azure OpenAI and OpenAI support by default
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# also includes workflows and orchestrations
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pip install agent-framework-core --pre
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# Core + Azure AI integration
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pip install agent-framework-azure-ai --pre
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# Core + Microsoft Copilot Studio integration
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pip install agent-framework-copilotstudio --pre
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# Core + both Microsoft Copilot Studio and Azure AI integration
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pip install agent-framework-microsoft agent-framework-azure-ai --pre
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```
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This selective approach is useful when you know which integrations you need, and it is the recommended way to set up lightweight environments.
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Supported Platforms:
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- Python: 3.10+
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- OS: Windows, macOS, Linux
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## 1. Setup API Keys
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Set as environment variables, or create a .env file at your project root:
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```bash
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OPENAI_API_KEY=sk-...
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OPENAI_CHAT_MODEL_ID=...
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...
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AZURE_OPENAI_API_KEY=...
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AZURE_OPENAI_ENDPOINT=...
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AZURE_OPENAI_CHAT_DEPLOYMENT_NAME=...
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...
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AZURE_AI_PROJECT_ENDPOINT=...
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AZURE_AI_MODEL_DEPLOYMENT_NAME=...
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```
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You can also override environment variables by explicitly passing configuration parameters to the chat client constructor:
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```python
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from agent_framework.azure import AzureOpenAIChatClient
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chat_client = AzureOpenAIChatClient(
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api_key='',
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endpoint='',
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deployment_name='',
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api_version='',
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)
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```
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See the following [setup guide](https://github.com/microsoft/agent-framework/tree/main/python/samples/getting_started) for more information.
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## 2. Create a Simple Agent
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Create agents and invoke them directly:
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```python
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import asyncio
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from agent_framework import ChatAgent
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from agent_framework.openai import OpenAIChatClient
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async def main():
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agent = ChatAgent(
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chat_client=OpenAIChatClient(),
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instructions="""
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1) A robot may not injure a human being...
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2) A robot must obey orders given it by human beings...
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3) A robot must protect its own existence...
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Give me the TLDR in exactly 5 words.
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"""
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)
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result = await agent.run("Summarize the Three Laws of Robotics")
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print(result)
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asyncio.run(main())
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# Output: Protect humans, obey, self-preserve, prioritized.
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```
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## 3. Directly Use Chat Clients (No Agent Required)
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You can use the chat client classes directly for advanced workflows:
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```python
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import asyncio
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from agent_framework import ChatMessage
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from agent_framework.openai import OpenAIChatClient
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async def main():
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client = OpenAIChatClient()
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messages = [
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ChatMessage("system", ["You are a helpful assistant."]),
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ChatMessage("user", ["Write a haiku about Agent Framework."])
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]
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response = await client.get_response(messages)
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print(response.messages[0].text)
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"""
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Output:
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Agents work in sync,
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Framework threads through each task—
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Code sparks collaboration.
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"""
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asyncio.run(main())
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```
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## 4. Build an Agent with Tools and Functions
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Enhance your agent with custom tools and function calling:
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```python
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import asyncio
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from typing import Annotated
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from random import randint
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from pydantic import Field
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from agent_framework import ChatAgent
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from agent_framework.openai import OpenAIChatClient
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def get_weather(
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location: Annotated[str, Field(description="The location to get the weather for.")],
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) -> str:
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"""Get the weather for a given location."""
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conditions = ["sunny", "cloudy", "rainy", "stormy"]
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return f"The weather in {location} is {conditions[randint(0, 3)]} with a high of {randint(10, 30)}°C."
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def get_menu_specials() -> str:
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"""Get today's menu specials."""
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return """
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Special Soup: Clam Chowder
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Special Salad: Cobb Salad
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Special Drink: Chai Tea
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"""
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async def main():
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agent = ChatAgent(
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chat_client=OpenAIChatClient(),
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instructions="You are a helpful assistant that can provide weather and restaurant information.",
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tools=[get_weather, get_menu_specials]
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)
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response = await agent.run("What's the weather in Amsterdam and what are today's specials?")
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print(response)
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"""
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Output:
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The weather in Amsterdam is sunny with a high of 22°C. Today's specials include
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Clam Chowder soup, Cobb Salad, and Chai Tea as the special drink.
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"""
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if __name__ == "__main__":
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asyncio.run(main())
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```
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You can explore additional agent samples [here](https://github.com/microsoft/agent-framework/tree/main/python/samples/getting_started/agents).
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## 5. Multi-Agent Orchestration
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Coordinate multiple agents to collaborate on complex tasks using orchestration patterns:
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```python
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import asyncio
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from agent_framework import ChatAgent
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from agent_framework.openai import OpenAIChatClient
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async def main():
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# Create specialized agents
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writer = ChatAgent(
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chat_client=OpenAIChatClient(),
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name="Writer",
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instructions="You are a creative content writer. Generate and refine slogans based on feedback."
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)
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reviewer = ChatAgent(
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chat_client=OpenAIChatClient(),
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name="Reviewer",
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instructions="You are a critical reviewer. Provide detailed feedback on proposed slogans."
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)
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# Sequential workflow: Writer creates, Reviewer provides feedback
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task = "Create a slogan for a new electric SUV that is affordable and fun to drive."
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# Step 1: Writer creates initial slogan
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initial_result = await writer.run(task)
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print(f"Writer: {initial_result}")
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# Step 2: Reviewer provides feedback
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feedback_request = f"Please review this slogan: {initial_result}"
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feedback = await reviewer.run(feedback_request)
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print(f"Reviewer: {feedback}")
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# Step 3: Writer refines based on feedback
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refinement_request = f"Please refine this slogan based on the feedback: {initial_result}\nFeedback: {feedback}"
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final_result = await writer.run(refinement_request)
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print(f"Final Slogan: {final_result}")
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# Example Output:
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# Writer: "Charge Forward: Affordable Adventure Awaits!"
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# Reviewer: "Good energy, but 'Charge Forward' is overused in EV marketing..."
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# Final Slogan: "Power Up Your Adventure: Premium Feel, Smart Price!"
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if __name__ == "__main__":
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asyncio.run(main())
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```
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For more advanced orchestration patterns including Sequential, GroupChat, Concurrent, Magentic, and Handoff orchestrations, see the [orchestration samples](samples/getting_started/workflows/orchestration).
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## More Examples & Samples
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- [Getting Started with Agents](https://github.com/microsoft/agent-framework/tree/main/python/samples/getting_started/agents): Basic agent creation and tool usage
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- [Chat Client Examples](https://github.com/microsoft/agent-framework/tree/main/python/samples/getting_started/chat_client): Direct chat client usage patterns
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- [Azure AI Integration](https://github.com/microsoft/agent-framework/tree/main/python/packages/azure-ai): Azure AI integration
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- [Workflow Samples](https://github.com/microsoft/agent-framework/tree/main/python/samples/getting_started/workflows): Advanced multi-agent patterns
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## Agent Framework Documentation
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- [Agent Framework Repository](https://github.com/microsoft/agent-framework)
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- [Python Package Documentation](https://github.com/microsoft/agent-framework/tree/main/python)
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- [.NET Package Documentation](https://github.com/microsoft/agent-framework/tree/main/dotnet)
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- [Design Documents](https://github.com/microsoft/agent-framework/tree/main/docs/design)
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- Learn docs are coming soon.
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