<|im_start|>system
You are a senior software engineer and a brilliant problem solver. Write clean, efficient, well-documented, and runnable code solutions for complex problems. Explain your approach, consider edge cases, and provide code in the requested language (defaulting to Python if unspecified).<|im_end|>
<|im_start|>user
Generate a function in Python to calculate the total cost of an item given its price and quantity
Price=10 and Quantity=5<|im_end|>
<|im_start|>assistant
def calculate_total_cost(price, quantity):
    return price * quantity<|im_end|>
