Create app.py

app.py

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+import sqlite3
+import pandas as pd
+import gradio as gr
+
+DB_PATH = "college.db"
+
+def query_students(department):
+    conn = sqlite3.connect(DB_PATH)
+    if department == "All":
+        df = pd.read_sql_query("SELECT * FROM student", conn)
+    else:
+        df = pd.read_sql_query("SELECT * FROM student WHERE major = ?", conn, params=(department,))
+    conn.close()
+    return df
+
+def query_employees(department):
+    conn = sqlite3.connect(DB_PATH)
+    if department == "All":
+        df = pd.read_sql_query("SELECT * FROM employee", conn)
+    else:
+        df = pd.read_sql_query("SELECT * FROM employee WHERE department = ?", conn, params=(department,))
+    conn.close()
+    return df
+
+def query_courses(department):
+    conn = sqlite3.connect(DB_PATH)
+    if department == "All":
+        df = pd.read_sql_query("SELECT * FROM course", conn)
+    else:
+        df = pd.read_sql_query("SELECT * FROM course WHERE department = ?", conn, params=(department,))
+    conn.close()
+    return df
+
+departments_students = ["All", "Computer Science", "Mechanical Engineering", "ECE", "Civil", "IT", "CSE", "AI"]
+departments_employees = ["All", "CSE", "ECE", "IT", "Civil", "Mechanical", "AI"]
+departments_courses = ["All", "CSE", "ECE", "IT", "Civil", "Mechanical", "AI"]
+
+with gr.Blocks() as demo:
+    gr.Markdown("# 🎓 College Dashboard")
+
+    with gr.Tab("Students"):
+        dept_stu = gr.Dropdown(choices=departments_students, value="All", label="Filter by Major/Department")
+        stu_table = gr.Dataframe(headers=["student_id","first_name","last_name","date_of_birth","email","phone_number","major","year_of_enrollment"], interactive=False)
+        dept_stu.change(fn=query_students, inputs=dept_stu, outputs=stu_table)
+        # Show all by default
+        stu_table.value = query_students("All")
+
+    with gr.Tab("Employees"):
+        dept_emp = gr.Dropdown(choices=departments_employees, value="All", label="Filter by Department")
+        emp_table = gr.Dataframe(headers=["employee_id","first_name","last_name","email","department","position","salary","date_of_joining"], interactive=False)
+        dept_emp.change(fn=query_employees, inputs=dept_emp, outputs=emp_table)
+        emp_table.value = query_employees("All")
+
+    with gr.Tab("Courses"):
+        dept_crs = gr.Dropdown(choices=departments_courses, value="All", label="Filter by Department")
+        crs_table = gr.Dataframe(headers=["course_id","course_name","course_code","instructor_id","department","credits","semester"], interactive=False)
+        dept_crs.change(fn=query_courses, inputs=dept_crs, outputs=crs_table)
+        crs_table.value = query_courses("All")
+
+demo.launch()