def save_to_file(content, filename):
with open(filename, 'w') as file:
file.write(content)
import file_operations
file_operations.save_to_file('my_content', 'data.txt')
with open('data.txt', 'w') as my_data_file:
my_data_file.write(WhateverYourInputIs)
# After leaving the above block of code, the file is closed
# "w" overwrites the contents of the file
file_open = open(filename, 'w')
file_open.write('content')