Human: Give me a Python function to dot write dot flush. Assistant: 
Here is a Python function to dot write dot flush

import os

def write_dot(file, s):
    """Write a dot to a file."""
    file.write("\n")
    file.write(".")
    file.write("\n")
    file.flush()

# Enter the file
file = open("C:\\Users\\carnation\\Desktop\\python_exercises\\file.txt", "w")

# Calling the function
print((write_dot(file, "Hello World")))

#Example Output
# None

#Remember to inspect code for bugs.