Human: Can you show me a Python function to save a file as save as. Assistant: 
Here is a Python function to save a file as save as

import sys

def save_as(filename, data):
    """Saves a file as save as.

    Args:
        filename (str): The filename to save to.
        data (str): The data to save.
    """
    with open(filename, 'w') as f:
        f.write(data)

# Enter the filename
filename = "test.txt"

# Enter the data
data = "This is a test"

# Calling the function
print((save_as(filename, data)))

#Example Output
# None

#Remember to inspect code for bugs.