Create a function in Python that takes two numbers as arguments and returns their average.

Input: 2, 3

Output: def average(a, b):
return (a + b) / 2

print(average(2, 3))

Prompt: Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Create a function in Python that takes two numbers as arguments and returns their average.

### Input:
2, 3

### Output:
def average(a, b):
return (a + b) / 2

print(average(2, 3))