Mastering Python Basics Through Code Debugging

def check_sales(daily_sales):
    if daily_sales > 100:
        return "Good sales day!"
    else:
        return "Missing target"

sales = 150
check_sales(sales)

def add_projects(project1, project2):
    total = 0
    total += project1  # Line with bug
    total += project2
    return total

# Test the function
result = add_projects(5, 3)
print(f"Total projects: {result}")

def check_temperature(temp):
    if temp >= 38:
        return "Fever! Rest needed"
    return "Normal temperature"

temp = 37.5
result = check_temperature(temp)
print(result)

def add_patient(total):
    total += 1
    return total

patients = 5
new_total = add_patient(patients)
print(f"Total patients: {new_total}")

# Create variables for patient information
patient_name = "John Miller"
patient_age = 45
patient_temp = 36.8
has_insurance = True

# Display patient information
print(f"Patient: {patient_name}")
print(f"Age: {patient_age}")
print(f"Temperature: {patient_temp}°C")
print(f"Insurance: {has_insurance}")

# Create weather variables
location = 'New York City'
temperature = 22.5
conditions = 'Partly cloudy'
rain_chance = 0.30
is_daytime = True

# Display dashboard
print("Weather Dashboard:")
print(location)
print(f"Temperature: {round(temperature, 1)}°C")
print(f"Conditions: {conditions}")
print(f"Rain Chance: {rain_chance * 100}%")
print(f"Daylight: {is_daytime}")

# Create product variables
product_name = 'Gaming Laptop XR-5'
price = 1299.99
stock = 5
free_shipping = True
rating = 4.7

# Display product information
print(f"Product: {product_name}")
print(f"Price: ${price}")
print(f"Stock: {stock} units")
print(f"Free Shipping: {free_shipping}")
print(f"Rating: {rating}/5")

def schedule_appointment(name, time):
    try:
        if not name:
            raise ValueError('Error: Name required')
        return f"Appointment confirmed for {name} at {time}"
    except ValueError:
        return "Error: Name required"

schedule_appointment('', '15:00')

def calculate_bill(meal_cost, tip_percent):
    bill = meal_cost + (meal_cost * (tip_percent/100))
    return f"Subtotal: ${meal_cost:.2f}, Total with {tip_percent}% tip: ${bill:.2f}"

bill = calculate_bill(36.50, 15)
print(bill)

def predict_rating(length, genre):
    # Your code here
    if length > 180:
        return "Too long, likely 2/5"
    elif genre.lower() == 'action':
        return "Popular! 4/5"
    else:
        return "Standard 3/5"

predict_rating(150, 'Action')

def analyze_engagement(likes, comments, shares):
    try:
        if likes < 0 or comments < 0 or shares < 0:
            raise ValueError
        elif likes + comments + shares > 1000:
            return "Viral post!"
        else:
            return "Normal post"
    except ValueError:
        return "Invalid input: numbers must be positive"

analyze_engagement(50, 10, -5)

def manage_playlist(song, rating):
    top_song = ""
    if rating > 4.0:
        top_song = song
    elif rating >= 3.0:
        print('Good song!')
    else:
        print('Skip this one')
    return top_song

manage_playlist("Random Song", 3.5)

def calculate_grade(score):
        if score >= 90:
            return "A - Excellent!"
        elif score >= 80:
            return "B - Good job"
        elif score >= 70:
            return "C - More practice needed"
        else:
            return "Below C - Schedule tutoring"

print(calculate_grade(95))
print(calculate_grade(83))
print(calculate_grade(75))
print(calculate_grade(65))

def validate_coffee_order(size, coffee_type, temperature):
    # Convert to lowercase
    size = size.lower()
    coffee_type = coffee_type.lower()
    temperature = temperature.lower()
    try:
        if size not in ['small', 'medium', 'large']:
            raise ValueError("Invalid size")
        elif coffee_type not in ['espresso', 'latte', 'cappuccino']:
            raise ValueError("Invalid coffee type")
        elif temperature not in ['hot', 'iced']:
            raise ValueError("Invalid temperature")
        else:
            return "Valid order"
    except ValueError as e:
        return f"{e}"

print(validate_coffee_order("medium", "latte", "hot"))
print(validate_coffee_order("huge", "mocha", "warm"))
print(validate_coffee_order("small", "espresso", "cold"))

def calculate_fitness_goal(current_weight, target_weight, weekly_rate):
    # Validate weekly rate (0.5-1 kg)
    try:
        if weekly_rate < 0.5 or weekly_rate > 1:
            raise ValueError("Weekly rate must be between 0.5-1 kg")
    # Return error if invalid
    except ValueError as e:
        return f"{e}"
    # Calculate weeks needed
    weeks = (current_weight - target_weight)/weekly_rate
    return round(weeks)

print(calculate_fitness_goal(80, 70, 0.5))
print(calculate_fitness_goal(85, 75, 1.0))  

def check_data_usage(gb_used, days_left):
    # Calculate remaining data
    limit = 50
    usage = gb_used/limit
    remaining = (limit - gb_used)/days_left
    # Return warning or safe message
    if usage >= 0.8:
        return f"Warning: {limit - gb_used}GB left for {days_left} days"
    else:
        return f"Safe: {remaining}GB/day available"

print(check_data_usage(40, 10))
print(check_data_usage(20, 15))