practice_assignment_python_session_3.py

# -*- coding: utf-8 -*-
"""Practice_Assignment : Python - Session 3.ipynb

Automatically generated by Colab.

Original file is located at
    https://colab.research.google.com/drive/1SSgBOtQeaVSRKfOBfDjgil6_u7rmOpJH

## Part 1: Conditional Statements - Think Like a Coder
✅ 1. Postive, Negative, or Zero
"""

# This is a helper function which us useful for all the number input validation on below code snippets
def valid_num_input(input_num):
  return input_num and all([char in [str(d) for d in range(10)] for char in input_num])

input_num = 0
# Asking user to enter the input and parsing it to number
while True:
  # Removing white spaces from the input by using .strip()
  input_num = input("Enter a number: ").strip()
  # The problem with negatives is parsing it with int() or float() directly will lead to
  # code-break, we can handle this with try/expect but I tried to make sure I don't use them
  # checking if string is starting with any sign + or - and seperating sign with next character
  if input_num[:1] in ('+', '-'):
    unsigned_num = input_num[1:]
  else:
    unsigned_num = input_num

  # if each charater entered belong to no other than 0 to 9 digits and non empty input
  is_valid_input = valid_num_input(unsigned_num)
  if is_valid_input:
    input_num = float(input_num)
    break
  else:
    print("Invalid input. Please enter a valid number.")

# Checking for positive, negative or zero
if input_num > 0:
    print("Positive.")
elif input_num < 0:
    print("Negative.")
else:
    print("Zero.")

"""✅ 2. The Number Game"""

user_input = 0

while True:
  user_input = input("Enter a number: ").strip()
  is_valid_input = valid_num_input(user_input)
  if is_valid_input:
    user_input = int(user_input)
    break
  else:
    print("Invalid input. Please enter a valid number.")

if user_input % 3 and user_input % 5 == 0:
  print("FizzBuzz")
elif user_input % 3 == 0:
  print("Fizz")
elif user_input % 5 == 0:
  print("Buzz")
else:
  print(user_input)

"""✅ 3. Movie Tciket Price checker"""

user_age = 0
while True:
  user_age = input("Enter your age: ").strip()
  is_valid_input = valid_num_input(user_age)
  if is_valid_input and user_age.isdigit() and int(user_age) < 100:
    user_age = int(user_age)
    break
  else:
    print("Invalid input. Age can only be an integer number and less than 100.")

price = 0
if user_age > 60:
  price = 120
elif 13 <= user_age <= 60:
  price = 150
elif 5 <= user_age <= 12:
  price = 100
else:
  pass

print(f"Your ticket price is {'Free' if price == 0 else f'₹{price}'}.")
print('Thank you for visiting!')

"""## 🔁 Part 2: For Loops – Automate the Fun!
✅ 4. Multiplication Table Maker
"""

input_mul = 0
while True:
  input_mul = input('Enter any integer number: ').strip()
  is_valid_input = valid_num_input(input_mul)
  if is_valid_input and input_mul.isdigit():
    input_mul = int(input_mul)
    break
  else:
    print("Invalid input. Please enter only integers.")

for i in range(1, 11):
  print(f'{input_mul} x {i} = {input_mul * i}')

"""✅ 5. Print the Stars ⭐"""

input_stars = 0
while True:
  input_stars = input('Enter any integer number: ').strip()
  is_valid_input = valid_num_input(input_stars)
  if is_valid_input and input_stars.isdigit():
    input_stars = int(input_stars)
    break
  else:
    print("Invalid input. Please enter only integers.")

for i in range(1, input_stars + 1):
  print('*' * i)

"""✅ 6. Add It Up!"""

print(sum(range(1, 101)))

import time

while True:
  input_timer_len = input('Enter your time length in seconds: ').strip()
  is_valid_input = valid_num_input(input_timer_len)
  if is_valid_input and input_timer_len.isdigit():
    input_timer_len = int(input_timer_len)
    break
  else:
    print("Invalid input. Please enter only integers.")

while True:
  print("Liftoff! 🚀 " if input_timer_len == 0 else input_timer_len)
  input_timer_len -= 1
  time.sleep(1)
  if input_timer_len == -1:
    break

"""✅ Secret Code Detector"""

import getpass

pass_key = 'python123'
password = getpass.getpass('Enter your password: ')

if password == pass_key:
  print("Access Granted ✅")
else:
  print('Wrong password! Try again 🔐')