Human: check if file size is zero. Assistant: 
Here is a Python program to check if file size is zero

import sys

def is_zero_file_size(file_size):
    """Check if file size is zero."""
    if file_size == 0:
        return True
    else:
        return False

# Enter the file size
file_size = 1000000000

# Calling the function
print((is_zero_file_size(file_size)))

#Example Output
# False

#Remember to inspect code for bugs.