app.py

from dotenv import load_dotenv

load_dotenv() # Load All the environment variables
import streamlit as st
import os
import sqlite3
import google.generativeai as genai
import pandas as pd
from custom_table import get_dataframe
from utils import remove_triple_quotes

# configure genai key

genai.configure(api_key=os.getenv('GOOGLE_API_KEY'))

# Function to load Google Gemini Model and provide query as response

def get_gemini_response(question, prompt):
    model=genai.GenerativeModel('gemini-pro')
    response=model.generate_content([prompt[0], question])
    return response.text

# function to retrieve query from the database

def read_sql_query(sql, db):
    conn = sqlite3.connect(db)
    cur = conn.cursor()
    cur.execute(sql)
    rows = cur.fetchall()
    # Convert results to pandas DataFrame
    sql_output_df = pd.DataFrame(rows, columns=[description[0] for description in cur.description])
    conn.commit()
    conn.close()
    for row in rows:
        print(row)
    return rows, sql_output_df


## Define your prompt
prompt = [
    """ You are an expert in converting English questions to SQL query!
    The SQL database has the name test_db and the SQL table name is tbl_customer 
    and has the following columns - 
    CustomerKey,GeographyKey,CustomerAlternateKey,Title,FirstName,MiddleName,
    LastName,NameStyle,BirthDate,MaritalStatus,Suffix,Gender,EmailAddress,
    YearlyIncome,TotalChildren,NumberChildrenAtHome,EnglishEducation,
    SpanishEducation,FrenchEducation,EnglishOccupation,SpanishOccupation,
    FrenchOccupation,HouseOwnerFlag,NumberCarsOwned,AddressLine1,AddressLine2,
    Phone,DateFirstPurchase,CommuteDistance.

    \n\nFor example, \nExample 1 - How many entries of records are present?, 
    the SQL command will be something like this SELECT COUNT(*) FROM tbl_customer ; 

    \nExample 2 - Tell me all the customers who has CustomerKey greater than 11000?, 
    the SQL command will be something like this SELECT * FROM tbl_customer where CustomerKey > 11000"; 
    also the sql code should NOT have ``` in beginning or end and sql word in output  
    also there should NOT be sql keyword at the beginning of the output """
]

st.set_page_config(page_title="I can retrieve any SQL query")
st.header("Gemini App to Retrieve SQL data")

question = st.text_input("Input: ", key=input)
submit=st.button("Ask the Question :")

# # If Submit is clicked...
# if submit:
#     generated_sql_query = get_gemini_response(question, prompt)
#     print(generated_sql_query)
#     response = read_sql_query(generated_sql_query, "student.db")
#     st.subheader("The Response is :")
#     for row in response:
#         print(row)
#         st.header(row)


# Display DataFrame in Streamlit
df =  get_dataframe()
st.write('##### This is the sample table...')
st.write(df.head(5))


# If Submit is clicked...
if submit:
    generated_sql_query = get_gemini_response(question, prompt)
    generated_sql_query = remove_triple_quotes(generated_sql_query)
    print("The generated sql_quey is :")
    print(generated_sql_query)
    response, sql_output_df = read_sql_query(generated_sql_query, "test_db.db")
    st.write('##### used SQL query is:')
    st.write(generated_sql_query)
    st.write("#### The Response is :")
    # Display the DataFrame in Streamlit
    st.write(sql_output_df)

    # for row in response:
    #     print(row)
    
        # st.write(row)