I/O operation on closed pipe, example.py

[dominicdev]

What happened?

tried to run python examples/example.py, agents seems to be working but error when exit not sure what could be the problem
im using conda running in python version 3.12

here is the log

(python) (autogen_magentic_one) D:\Documents\Python\AutoGen\autogen\python\packages\autogen-magentic-one>python examples/example.py --logs_dir ./my_logs
User input ('exit' to quit):  what is ai?

---------------------------------------------------------------------------
[2024-11-25T08:22:55.665440], UserProxy:

what is ai?

---------------------------------------------------------------------------
[2024-11-25T08:23:02.568541], Orchestrator (thought):

Initial plan:

We are working to address the following user request:

what is ai?


To answer this request we have assembled the following team:

WebSurfer: A helpful assistant with access to a web browser. Ask them to perform web searches, open pages, and interact with content (e.g., clicking links, scrolling the viewport, etc., filling in form fields, etc.) It can also summarize the entire page, or answer questions based on the content of the page. It can also be asked to sleep and wait for pages to load, in cases where the pages seem to be taking a while to load.
Coder: A helpful and general-purpose AI assistant that has strong language skills, Python skills, and Linux command line skills.
Executor: A agent for executing code
file_surfer: An agent that can handle local files.



Here is an initial fact sheet to consider:

1. GIVEN OR VERIFIED FACTS
   - The request is asking for the definition or explanation of "AI."

2. FACTS TO LOOK UP
   - Specific definition of AI: This can be looked up in a dictionary, encyclopedia, or reputable technology website such as Britannica, Merriam-Webster, or a tech-focused site like Wired or TechCrunch.

3. FACTS TO DERIVE
   - None. The nature of the request does not necessitate deriving facts but rather recalling or looking up established information.

4. EDUCATED GUESSES
   - AI stands for Artificial Intelligence, which generally refers to the simulation of human intelligence in machines that are programmed to think and learn. Common functionalities include problem-solving, learning, planning, language processing, and sensory perception.


Here is the plan to follow as best as possible:

- Use the Coder assistant to draft a concise definition of AI that includes basic concepts and examples, utilizing the educated guess provided earlier.
- Optionally, use WebSurfer to look up a precise definition of AI from a reputable source like Britannica, Merriam-Webster, or a tech-focused site to ensure accuracy and comprehensiveness.
- Combine the Coder-generated content with any additional information found by the WebSurfer to enrich the definition or explanation of AI.


---------------------------------------------------------------------------
[2024-11-25T08:23:06.674826], Orchestrator (thought):

Updated Ledger:
{
  "is_request_satisfied": {
    "reason": "The request has not been fully satisfied yet as we have not yet provided a detailed explanation or definition of AI.",
    "answer": false
  },
  "is_in_loop": {
    "reason": "We are not in a loop. We have just set up a plan to fulfill the request.",
    "answer": false
  },
  "is_progress_being_made": {
    "reason": "Progress is being made as we have defined a clear plan to address the user's request.",
    "answer": true
  },
  "next_speaker": {
    "reason": "The Coder is tasked to provide a general definition of AI based on common knowledge and concepts.",
    "answer": "Coder"
  },
  "instruction_or_question": {
    "reason": "Requesting Coder to draft a concise definition of AI to provide an answer to the user's question.",
    "answer": "Please provide a concise definition of AI, including its basic concepts and examples."
  }
}

---------------------------------------------------------------------------
[2024-11-25T08:23:06.675827], Orchestrator (-> Coder):

Please provide a concise definition of AI, including its basic concepts and examples.

---------------------------------------------------------------------------
[2024-11-25T08:23:06.675827], Orchestrator (thought):

Next speaker Coder

---------------------------------------------------------------------------
[2024-11-25T08:23:13.711072], Coder:

AI, or Artificial Intelligence, is a branch of computer science focused on creating systems capable of performing tasks that typically require human intelligence. These tasks include reasoning, problem-solving, learning, perception, language understanding, and translation. AI is used in various fields and applications, such as:

1. **Natural Language Processing (NLP):** Enables computers to understand, interpret, and respond to human language. Examples include virtual assistants like Siri and Alexa.

2. **Machine Learning (ML):** A subset of AI where systems improve their performance on tasks over time through experience. Examples include recommendation engines used by Netflix and Spotify.

3. **Robotics:** AI is used in robotics to perform tasks such as navigation, object manipulation, and environmental interaction. Robotics applications are seen in manufacturing, space exploration, and autonomous vehicles.

4. **Computer Vision:** Enables machines to interpret and make decisions based on visual data, like facial recognition systems and medical imaging analysis.

5. **Expert Systems:** Computer systems that emulate decision-making ability of a human expert. These are used for diagnosis assistance in healthcare, financial forecasting, etc.

AI has the potential to transform industries by increasing efficiency and creating smarter systems. However, it also poses challenges, including ethical concerns and the need for responsible oversight in its development and implementation.

---------------------------------------------------------------------------
[2024-11-25T08:23:17.082339], Orchestrator (thought):

Updated Ledger:
{
  "is_request_satisfied": {
    "reason": "The Coder provided a detailed explanation of AI, including its basic concepts and examples.",
    "answer": true
  },
  "is_in_loop": {
    "reason": "The steps taken so far do not indicate any repetitive actions or loops.",
    "answer": false
  },
  "is_progress_being_made": {
    "reason": "The explanation provided by the Coder adds value and seems to satisfy the user's request.",
    "answer": true
  },
  "next_speaker": {
    "reason": "The request appears to be fully satisfied with the information provided.",
    "answer": ""
  },
  "instruction_or_question": {
    "reason": "The user's question about AI has been thoroughly addressed.",
    "answer": ""
  }
}

---------------------------------------------------------------------------
[2024-11-25T08:23:17.082339], Orchestrator (thought):

Request satisfied.

---------------------------------------------------------------------------
[2024-11-25T08:23:19.224278], Orchestrator (final answer):


AI, or Artificial Intelligence, is a branch of computer science dedicated to creating systems that can perform tasks typically requiring human intelligence. These tasks include reasoning, problem-solving, learning, perception, and understanding language. AI is widely used in various applications such as virtual assistants like Siri and Alexa, recommendation engines in services like Netflix and Spotify, autonomous vehicles, facial recognition systems, and expert systems for decision-making in fields like healthcare and finance. AI has the potential to greatly enhance efficiency across multiple industries, but it also poses ethical challenges that need to be addressed.

---------------------------------------------------------------------------
[2024-11-25T08:23:19.225278], Orchestrator (termination condition):

No agent selected.
Exception ignored in: <function _ProactorBasePipeTransport.__del__ at 0x000001D12A17D4E0>
Traceback (most recent call last):
  File "C:\Users\Admin\anaconda3\envs\autogen_magentic_one\Lib\asyncio\proactor_events.py", line 116, in __del__
    _warn(f"unclosed transport {self!r}", ResourceWarning, source=self)
                               ^^^^^^^^
  File "C:\Users\Admin\anaconda3\envs\autogen_magentic_one\Lib\asyncio\proactor_events.py", line 80, in __repr__
    info.append(f'fd={self._sock.fileno()}')
                      ^^^^^^^^^^^^^^^^^^^
  File "C:\Users\Admin\anaconda3\envs\autogen_magentic_one\Lib\asyncio\windows_utils.py", line 102, in fileno
    raise ValueError("I/O operation on closed pipe")
ValueError: I/O operation on closed pipe
Exception ignored in: <function BaseSubprocessTransport.__del__ at 0x000001D129D57C40>
Traceback (most recent call last):
  File "C:\Users\Admin\anaconda3\envs\autogen_magentic_one\Lib\asyncio\base_subprocess.py", line 125, in __del__
    _warn(f"unclosed transport {self!r}", ResourceWarning, source=self)
                               ^^^^^^^^
  File "C:\Users\Admin\anaconda3\envs\autogen_magentic_one\Lib\asyncio\base_subprocess.py", line 70, in __repr__
    info.append(f'stdin={stdin.pipe}')
                        ^^^^^^^^^^^^
  File "C:\Users\Admin\anaconda3\envs\autogen_magentic_one\Lib\asyncio\proactor_events.py", line 80, in __repr__
    info.append(f'fd={self._sock.fileno()}')
                      ^^^^^^^^^^^^^^^^^^^
  File "C:\Users\Admin\anaconda3\envs\autogen_magentic_one\Lib\asyncio\windows_utils.py", line 102, in fileno
    raise ValueError("I/O operation on closed pipe")
ValueError: I/O operation on closed pipe

What did you expect to happen?

No error

How can we reproduce it (as minimally and precisely as possible)?

Install and Run the run python examples/example.py

AutoGen version

Latest

Which package was this bug in

Magentic One

Model used

No response

Python version

3.12

Operating system

Windows 11

Any additional info you think would be helpful for fixing this bug

No response

[jackgerrits]

Could be related to or the same as #4162?

[husseinmozannar]

I would think it's related to #4162 since it is after the Orchestrator returns the final answer.