human
Complete the below
def make_changed_file(path, env):

    ''''Given the path to a template file, write a new file with:
    * The same filename, except without \'.template\' at the end.
    * A placeholder in the new file changed to the latest installable
    version of Flocker.
    This new file will be deleted on build completion.
    :param unicode path: The path to a template file.
    :param sphinx.environment.BuildEnvironment env: The Sphinx build
    environment'
    '''
 Write me a the Python program you requested?
assistant
#Here is the Python program you requested.
    def remove_file(path):
        try:
            os.remove(path)
        except OSError:
            pass
    latest = get_installable_version(version)
    new_path = remove_extension(path)
    with open(path, 'r') as templated_file:
        with open(new_path, 'w') as new_file:
            new_file.write(templated_file.read().replace(PLACEHOLDER, latest))
            env.app.connect('build-finished', (lambda self, *args: remove_file(new_path)))