i have sucessfully imported the api key but when i am trying to pass it as a parameter in openai embedding function the application is throwing an import error open ai not found please install openai. But i have open ai on my system and also i have not used any openai methods. please help!!
code:
from dotenv import load_dotenv
import streamlit as st
from PyPDF2 import PdfReader
from langchain.text_splitter import CharacterTextSplitter
from langchain.embeddings.openai import OpenAIEmbeddings
from langchain.vectorstores import FAISS
from langchain.chains.question_answering import load_qa_chain
from langchain.llms import OpenAI
from langchain.callbacks import get_openai_callback
import os
headers = {
“authorization”: st.secrets[“auth_token”],
“content-type”: “application/json”
}
#using 1 pdf
def main():
load_dotenv()
st.set_page_config(page_title=“chatPdf”, page_icon=“
”)
st.header(“Ask your PDF 
”)
st.write(“Secret Key”, st.secrets[“auth_token”])
st.write(
“Has environment variables been set:”,
os.environ[“auth_token”] == st.secrets[“auth_token”],
)
key = st.secrets[“auth_token”]
apikey = os.getenv(“OPENAI_API_KEY”)
st.write(apikey)
# upload file
st.subheader(“Upload a document”)
pdf = st.file_uploader(“”)
if pdf is not None:
st.write(pdf)
if pdf is not None:
st.subheader("Chat...")
pdf_reader = PdfReader(pdf)
text = ""
for page in pdf_reader.pages:
text += page.extract_text()
# split into chunks
text_splitter = CharacterTextSplitter(
separator="\n",
chunk_size=1000,
chunk_overlap=200,
length_function=len
)
chunks = text_splitter.split_text(text)
# create embeddings
embeddings = OpenAIEmbeddings(openai_api_key=apikey)
knowledge_base = FAISS.from_texts(chunks, embeddings)
# show user input
user_question = st.text_input("Ask a question about your PDF:")
if user_question:
docs = knowledge_base.similarity_search(user_question)
llm = OpenAI(openai_api_key=apikey)
chain = load_qa_chain(llm, chain_type="stuff")
with get_openai_callback() as cb:
response = chain.run(input_documents=docs, question=user_question)
print(cb)
st.write(response)
if name == ‘main’:
main()
