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fba1b46 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 | import os, streamlit as st
from llama_index import GPTVectorStoreIndex, SimpleDirectoryReader, LLMPredictor, PromptHelper, ServiceContext
from llama_index import SQLDatabase,ServiceContext
from llama_index.llms import OpenAI
from sqlalchemy import select, create_engine, MetaData, Table,inspect
from llama_index.indices.struct_store.sql_query import NLSQLTableQueryEngine
from llama_index.prompts.prompts import SimpleInputPrompt
import openai
openai_api_key = st.sidebar.text_input(
label="#### Your OpenAI API key 👇",
placeholder="Paste your openAI API key, sk-",
type="password")
db_user = st.sidebar.text_input(
label="#### Enter mysql user 👇",
placeholder="Enter mysql username",
type="default")
db_password = st.sidebar.text_input(
label="#### Enter mysql password 👇",
placeholder="Enter mysql password",
type="password")
db_host = st.sidebar.text_input(
label="#### Enter mysql server address 👇",
placeholder="Enter mysql server address",
type="default")
db_port = st.sidebar.text_input(
label="#### Enter mysql server port 👇",
placeholder="Enter mysql server port",
type="default")
db_name = st.sidebar.text_input(
label="#### Enter mysql db name 👇",
placeholder="Enter mysql db name",
type="default")
def get_response(question: str | list[str],synthesize_response: bool = True):
SYSTEM_PROMPT = """You are an AI assistant that answers questions in a friendly manner, based on the given source documents. Here are some rules you always follow:
- Generate human readable output, avoid creating output with gibberish text.
- Generate only the requested output, don't include any other language before or after the requested output.
- Never say thank you, that you are happy to help, that you are an AI agent, etc. Just answer directly.
- Generate professional language typically used in business documents in North America.
- Never generate offensive or foul language.
"""
query_wrapper_prompt = "[INST]<<SYS>>\n" + SYSTEM_PROMPT + f"<</SYS>>\n\n {question}[/INST]"
os.environ['OPENAI_API_KEY'] = openai_api_key
openai.api_key = os.environ.get('OPENAI_API_KEY')
llm = OpenAI(temperature=0.5, model="gpt-3.5-turbo-16k")
connection_uri = f"mysql+pymysql://{db_user}:{db_password}@{db_host}:{db_port}/{db_name}"
service_context = ServiceContext.from_defaults(llm=llm)
engine = create_engine(connection_uri)
sql_database = SQLDatabase(engine)
inspector = inspect(engine)
table_names = inspector.get_table_names()
response_template = """
## Question
{question}
## Answer
```
{response}
```
## Generated SQL Query
```
{sql}
```
"""
query_engine = NLSQLTableQueryEngine(
sql_database=sql_database,
tables=table_names,
synthesize_response=synthesize_response,
service_context=service_context,
)
try:
response = query_engine.query(query_wrapper_prompt)
response_md = str(response)
sql = response.metadata["sql_query"]
st.success("""
## Question
{}
## Answer
{}
## Generated SQL Query
{}
""".format(question,response,sql))
except Exception as ex:
st.error(f"ERROR: {str(ex)}")
# Define a simple Streamlit app
st.title("DbChat")
query = st.text_input("What would you like to ask to db?", "")
# If the 'Submit' button is clicked
if st.button("Submit"):
if not query.strip():
st.error(f"Please provide the search query.")
else:
try:
if len(openai_api_key) > 0:
get_response(query)
else:
st.error(f"Enter a valid openai key")
except Exception as e:
st.error(f"An error occurred: {e}") |