runtime error

Traceback (most recent call last): File "/home/user/app/app.py", line 3, in <module> from langchain.embeddings.openai import OpenAIEmbeddings File "/usr/local/lib/python3.10/site-packages/langchain/__init__.py", line 6, in <module> from langchain.agents import MRKLChain, ReActChain, SelfAskWithSearchChain File "/usr/local/lib/python3.10/site-packages/langchain/agents/__init__.py", line 2, in <module> from langchain.agents.agent import ( File "/usr/local/lib/python3.10/site-packages/langchain/agents/agent.py", line 15, in <module> from langchain.agents.tools import InvalidTool File "/usr/local/lib/python3.10/site-packages/langchain/agents/tools.py", line 8, in <module> from langchain.tools.base import ( File "/usr/local/lib/python3.10/site-packages/langchain/tools/__init__.py", line 3, in <module> from langchain.tools.base import BaseTool File "/usr/local/lib/python3.10/site-packages/langchain/tools/base.py", line 16, in <module> from pydantic.main import ModelMetaclass ImportError: cannot import name 'ModelMetaclass' from 'pydantic.main' (/usr/local/lib/python3.10/site-packages/pydantic/main.py)

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