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(venv) Z:\vrsen\langchain-agents-tutorial>python main.py
Traceback (most recent call last):
File "Z:\vrsen\langchain-agents-tutorial\main.py", line 79, in
llm = OpenAI(temperature=0)
^^^^^^^^^^^^^^^^^^^^^
File "pydantic\main.py", line 341, in pydantic.main.BaseModel.init
pydantic.error_wrappers.ValidationError: 1 validation error for OpenAI
root
Did not find openai_api_key, please add an environment variable OPENAI_API_KEY which contains it, or pass openai_api_key as a named parameter. (type=value_error)

my main.py file for elevenlabs & openai looks like this.

set_api_key("394678259106033b070d43dbc9ab6ebd")
openai.api_key ="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"

(numbers have been changed)

Thank you!