Basic 15 Projects with python

 

✅ PROJECT 1: Basic Calculator

def add(a, b): return a + b
def sub(a, b): return a - b
def mul(a, b): return a * b
def div(a, b): return a / b

print("1.Add  2.Subtract  3.Multiply  4.Divide")
choice = int(input("Choose: "))
a = float(input("Enter first number: "))
b = float(input("Enter second number: "))

if choice == 1: print("Answer:", add(a, b))
elif choice == 2: print("Answer:", sub(a, b))
elif choice == 3: print("Answer:", mul(a, b))
elif choice == 4: print("Answer:", div(a, b))
else: print("Invalid Choice")

---

✅ PROJECT 2: Number Guessing Game

import random

number = random.randint(1, 10)

while True:
    guess = int(input("Guess the number (1–10): "))
    if guess == number:
        print("Correct! You win.")
        break
    else:
        print("Wrong! Try again.")

---

✅ PROJECT 3: To-Do List

tasks = []

while True:
    print("\n1.Add  2.View  3.Delete  4.Exit")
    choice = int(input("Choose: "))

    if choice == 1:
        tasks.append(input("Enter task: "))
    elif choice == 2:
        for i, t in enumerate(tasks):
            print(i, t)
    elif choice == 3:
        idx = int(input("Enter index to delete: "))
        tasks.pop(idx)
    elif choice == 4:
        break

---

✅ PROJECT 4: Student Marks Program

name = input("Enter name: ")
m1 = int(input("Maths: "))
m2 = int(input("Science: "))
m3 = int(input("English: "))

total = m1 + m2 + m3
avg = total / 3

print("Total:", total)
print("Average:", avg)

---

✅ PROJECT 5: Rock–Paper–Scissors

import random

choices = ["rock", "paper", "scissors"]
user = input("Enter rock/paper/scissors: ").lower()
computer = random.choice(choices)

print("Computer:", computer)

if user == computer:
    print("Draw!")
elif (user == "rock" and computer == "scissors") or \
     (user == "paper" and computer == "rock") or \
     (user == "scissors" and computer == "paper"):
    print("You win!")
else:
    print("You lose!")

---

✅ PROJECT 6: Weather Temperature Plot (matplotlib)

import matplotlib.pyplot as plt

days = ["Mon","Tue","Wed","Thu","Fri","Sat","Sun"]
temp = [30, 32, 31, 29, 35, 36, 34]

plt.plot(days, temp, marker='o')
plt.xlabel("Days")
plt.ylabel("Temperature")
plt.title("Weekly Temperature")
plt.show()

---

✅ PROJECT 7: Contact Book

contacts = {}

while True:
    print("\n1.Add  2.Search 3.View All  4.Exit")
    c = int(input("Choose: "))

    if c == 1:
        name = input("Name: ")
        phone = input("Phone: ")
        contacts[name] = phone

    elif c == 2:
        n = input("Search name: ")
        print("Phone:", contacts.get(n, "Not found"))

    elif c == 3:
        print(contacts)

    else:
        break

---

✅ PROJECT 8: Quiz Game

questions = {
    "Capital of India?": "Delhi",
    "5 + 7 = ?": "12",
    "National animal of India?": "Tiger"
}

score = 0
for q, ans in questions.items():
    if input(q + " ") == ans:
        score += 1

print("Score:", score)

---

✅ PROJECT 9: Digital Clock (Tkinter)

import tkinter as tk
import time

root = tk.Tk()
root.title("Digital Clock")

label = tk.Label(root, font=("Arial", 40), fg="blue")
label.pack()

def update():
    label.config(text=time.strftime("%H:%M:%S"))
    label.after(1000, update)

update()
root.mainloop()

---

✅ PROJECT 10: Password Generator

import random
import string

length = int(input("Password length: "))
chars = string.ascii_letters + string.digits + string.punctuation
password = "".join(random.choice(chars) for _ in range(length))
print("Password:", password)

---

✅ PROJECT 11: Student Result Dashboard (pandas + matplotlib)

import pandas as pd
import matplotlib.pyplot as plt

df = pd.DataFrame({
    "Name": ["A", "B", "C", "D"],
    "Marks": [78, 85, 90, 70]
})

print(df)

plt.bar(df["Name"], df["Marks"])
plt.title("Student Marks")
plt.show()

---

✅ PROJECT 12: Sales Excel Analysis

import pandas as pd
import matplotlib.pyplot as plt

df = pd.read_excel("sales.xlsx")

plt.plot(df["Month"], df["Sales"], marker='o')
plt.title("Monthly Sales Trend")
plt.show()

---

✅ PROJECT 13: Expense Tracker

expenses = []

while True:
    print("\n1.Add Expense  2.View Expenses  3.Total  4.Exit")
    c = int(input("Choose: "))

    if c == 1:
        amt = float(input("Amount: "))
        desc = input("Description: ")
        expenses.append((amt, desc))

    elif c == 2:
        print(expenses)

    elif c == 3:
        print("Total:", sum(x[0] for x in expenses))

    else:
        break

---

✅ PROJECT 14: Simple Chatbot

while True:
    user = input("You: ")

    if "hi" in user.lower():
        print("Bot: Hello!")
    elif "name" in user.lower():
        print("Bot: I am ChatBot.")
    elif "bye" in user.lower():
        print("Bot: Goodbye!")
        break
    else:
        print("Bot: I don't understand.")

---

✅ PROJECT 15: Sine Wave Plot

import matplotlib.pyplot as plt
import numpy as np

x = np.linspace(0, 10, 100)
y = np.sin(x)

plt.plot(x, y)
plt.title("Sine Wave")
plt.xlabel("x")
plt.ylabel("sin(x)")
plt.grid(True)
plt.show()