def read_lines(input_file):
    """
    Reads every line in a file into a list.
    
    Parameters
    ----------------
    input_file : string
        String to the path of the file which shall get read into a list.
        
    Returns
    ----------------
    movie_links : list
        A list where each element is a line of the file.
    """
    with open(input_file) as f:
        movie_links = f.read().splitlines()
        return movie_links