Fix AWS Bedrock invocation; create output folder in cli.py if it doesn't exist

[ai-1st]

Without this change AWS Bedrock fails with the following error:

Error in reading JSON, attempting to repair JSON
Error using json_repair: the JSON object must be str, bytes or bytearray, not NoneType
Traceback (most recent call last):
File "/Users/xo/gpt-researcher/gpt_researcher/actions/agent_creator.py", line 27, in choose_agent
response = await create_chat_completion(
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/xo/gpt-researcher/gpt_researcher/utils/llm.py", line 54, in create_chat_completion
provider = get_llm(llm_provider, model=model, temperature=temperature,
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/xo/gpt-researcher/gpt_researcher/utils/llm.py", line 19, in get_llm
return GenericLLMProvider.from_provider(llm_provider, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/xo/gpt-researcher/gpt_researcher/llm_provider/generic/base.py", line 104, in from_provider
llm = ChatBedrock(**kwargs)
^^^^^^^^^^^^^^^^^^^^^
File "/opt/homebrew/lib/python3.12/site-packages/langchain_core/load/serializable.py", line 113, in init
super().init(*args, **kwargs)
File "/opt/homebrew/lib/python3.12/site-packages/pydantic/v1/main.py", line 341, in init
raise validation_error
pydantic.v1.error_wrappers.ValidationError: 2 validation errors for ChatBedrock
max_tokens
extra fields not permitted (type=value_error.extra)
temperature
extra fields not permitted (type=value_error.extra)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/Users/xo/gpt-researcher/cli.py", line 103, in
asyncio.run(main(args))
File "/opt/homebrew/Cellar/[email protected]/3.12.7_1/Frameworks/Python.framework/Versions/3.12/lib/python3.12/asyncio/runners.py", line 194, in run
return runner.run(main)
^^^^^^^^^^^^^^^^
File "/opt/homebrew/Cellar/[email protected]/3.12.7_1/Frameworks/Python.framework/Versions/3.12/lib/python3.12/asyncio/runners.py", line 118, in run
return self._loop.run_until_complete(task)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/homebrew/Cellar/[email protected]/3.12.7_1/Frameworks/Python.framework/Versions/3.12/lib/python3.12/asyncio/base_events.py", line 687, in run_until_complete
return future.result()
^^^^^^^^^^^^^^^
File "/Users/xo/gpt-researcher/cli.py", line 89, in main
await researcher.conduct_research()
File "/Users/xo/gpt-researcher/gpt_researcher/agent.py", line 92, in conduct_research
self.agent, self.role = await choose_agent(
^^^^^^^^^^^^^^^^^^^
File "/Users/xo/gpt-researcher/gpt_researcher/actions/agent_creator.py", line 44, in choose_agent
return await handle_json_error(response)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/xo/gpt-researcher/gpt_researcher/actions/agent_creator.py", line 55, in handle_json_error
json_string = extract_json_with_regex(response)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/Users/xo/gpt-researcher/gpt_researcher/actions/agent_creator.py", line 71, in extract_json_with_regex
json_match = re.search(r"{.*?}", response, re.DOTALL)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/opt/homebrew/Cellar/[email protected]/3.12.7_1/Frameworks/Python.framework/Versions/3.12/lib/python3.12/re/init.py", line 177, in search
return _compile(pattern, flags).search(string)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: expected string or bytes-like object, got 'NoneType'

[assafelovic]

Great find, thank you!