Create app.py

app.py

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+import re
+import sqlite3
+from dotenv import load_dotenv
+import os
+import streamlit as st
+import google.generativeai as genai
+
+load_dotenv()
+
+genai.configure(api_key=os.getenv("GOOGLE_API_KEY"))
+
+
+def get_gemini_response(question, prompt):
+    model = genai.GenerativeModel("gemini-1.5-pro-latest")
+    response = model.generate_content([prompt[0], question])
+    return response.text
+    
+
+def read_sql_query(response, db):
+    conn = sqlite3.connect(db)
+    cur = conn.cursor()
+   
+    # Extract SQL query from the response
+    sql_match = re.search(r'```sql\n(.*?)\n```', response, re.DOTALL)
+    if sql_match:
+        sql = sql_match.group(1).strip()
+    else:
+        # If no SQL code block is found, try to find a SQL-like statement
+        sql_match = re.search(r'SELECT.*?FROM.*?;', response, re.DOTALL | re.IGNORECASE)
+        if sql_match:
+            sql = sql_match.group(0).strip()
+        else:
+            st.header("Error: No valid SQL query found in the response.\nPlease write more clear retrieval query.")
+            exit()
+    try:
+        cur.execute(sql)
+        rows = cur.fetchall()
+        conn.close()
+        return rows
+    except sqlite3.Error as e:
+        conn.close()
+        return f"SQLite error: {e}"
+
+
+prompt = [
+    """
+    You are an expert in converting English questions to SQL code.
+    The SQL database has the name STUDENT and has the following columns - NAME, CLASS,
+    SECTION \n\nFor example, \nExample 1: How many entries of records are present?,
+    the SQL command will be something like this SELECT COUNT(*) FROM STUDENT ;
+    \nExample 2: What are the names of students who study in AI?, the SQL command will be
+    something like this SELECT NAME FROM STUDENT WHERE CLASS = "AI";
+    also the sql code should not have ''' in beginning or end or a 'sql' word in output
+    """
+]
+
+st.set_page_config(page_title="SQL Retrieval App")
+st.info("This is a demo the default db is a student database containing a table of student name, class and section")
+st.header("Gemini App - Retrieve SQL Data")
+
+
+question = st.text_input("Input a retrieval question about the database (e.g. get all student names and class) ", key="input")
+
+
+submit = st.button("Ask SQL")
+
+if submit:
+    response = get_gemini_response(question, prompt)
+    print(response)
+    response = read_sql_query(response, "student.db")
+    st.subheader("Response: ")
+    for row in response:
+        print(row)
+        st.header(row)