May-03-2024, 08:46 AM
I'm trying to write a Python program to calculate the average of a list of numbers, but I'm getting an error message: "TypeError: unsupported operand type(s) for +: 'int' and 'str'".
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numbers = [1, 2, 3, "four", 5, "seven", "nine"] def calculate_average(numbers): total = 0 count = 0 for num in numbers: try: total += int(num) # Attempt to convert string to integer count += 1 except ValueError: # Handle conversion errors print(f"Error: Could not convert '{num}' to a number.") if count > 0: average = total / count return average else: return None # Return None if no valid numbers found average = calculate_average(numbers) if average: print(f"The average of the numerical values is: {average}") else: print("No valid numbers found in the list.")Can someone help me point out what's wrong and suggest a solution?
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