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app.py

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+#Q&A Chatbot
+
+from langchain_openai import OpenAI
+from dotenv import load_dotenv
+
+load_dotenv()
+
+import streamlit as st
+import os
+
+
+# Funtion to load OpenAI model and get responses
+
+def get_openai_response(input_text):
+    llm = OpenAI(openai_api_key=os.getenv("OPEN_API_KEY"), model_name="gpt-3.5-turbo-instruct", temperature=0.5)
+    response = llm.invoke(input=input_text)
+    return response
+## initialize streamlit app
+
+st.set_page_config(page_title="Q&A Demo")
+st.header("Langchain Application")
+
+input = st.text_input("Input: ", key="input")
+
+response = get_openai_response(input)
+
+submit=st.button("Generate")
+
+## if ask button is clicked
+if submit:
+    st.subheader("The response is")
+    st.write(response)

requirements.txt

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+aiohttp==3.9.3
+aiosignal==1.3.1
+altair==5.2.0
+annotated-types==0.6.0
+anyio==4.3.0
+asttokens==2.4.1
+async-timeout==4.0.3
+attrs==23.2.0
+blinker==1.7.0
+cachetools==5.3.3
+certifi==2024.2.2
+charset-normalizer==3.3.2
+click==8.1.7
+colorama==0.4.6
+comm==0.2.2
+dataclasses-json==0.6.4
+debugpy==1.8.1
+decorator==5.1.1
+distro==1.9.0
+exceptiongroup==1.2.0
+executing==2.0.1
+filelock==3.13.1
+frozenlist==1.4.1
+fsspec==2024.3.1
+gitdb==4.0.11
+GitPython==3.1.42
+greenlet==3.0.3
+h11==0.14.0
+httpcore==1.0.4
+httpx==0.27.0
+huggingface-hub==0.21.4
+idna==3.6
+importlib_metadata==7.0.2
+ipykernel==6.29.3
+ipython==8.18.1
+jedi==0.19.1
+Jinja2==3.1.3
+jsonpatch==1.33
+jsonpointer==2.4
+jsonschema==4.21.1
+jsonschema-specifications==2023.12.1
+jupyter_client==8.6.1
+jupyter_core==5.7.2
+langchain==0.1.12
+langchain-community==0.0.29
+langchain-core==0.1.35
+langchain-openai==0.1.1
+langchain-text-splitters==0.0.1
+langsmith==0.1.29
+markdown-it-py==3.0.0
+MarkupSafe==2.1.5
+marshmallow==3.21.1
+matplotlib-inline==0.1.6
+mdurl==0.1.2
+multidict==6.0.5
+mypy-extensions==1.0.0
+nest-asyncio==1.6.0
+numpy==1.26.4
+openai==1.14.3
+orjson==3.9.15
+packaging==23.2
+pandas==2.2.1
+parso==0.8.3
+pillow==10.2.0
+platformdirs==4.2.0
+prompt-toolkit==3.0.43
+protobuf==4.25.3
+psutil==5.9.8
+pure-eval==0.2.2
+pyarrow==15.0.2
+pydantic==2.6.4
+pydantic_core==2.16.3
+pydeck==0.8.1b0
+Pygments==2.17.2
+python-dateutil==2.9.0.post0
+python-dotenv==1.0.1
+pytz==2024.1
+pywin32==306
+PyYAML==6.0.1
+pyzmq==25.1.2
+referencing==0.34.0
+regex==2023.12.25
+requests==2.31.0
+rich==13.7.1
+rpds-py==0.18.0
+six==1.16.0
+smmap==5.0.1
+sniffio==1.3.1
+SQLAlchemy==2.0.28
+stack-data==0.6.3
+streamlit==1.32.2
+tenacity==8.2.3
+tiktoken==0.6.0
+toml==0.10.2
+toolz==0.12.1
+tornado==6.4
+tqdm==4.66.2
+traitlets==5.14.2
+typing-inspect==0.9.0
+typing_extensions==4.10.0
+tzdata==2024.1
+urllib3==2.2.1
+watchdog==4.0.0
+wcwidth==0.2.13
+yarl==1.9.4
+zipp==3.18.1