def getctime(self, path):
        """Returns the creation time of the fake file.

        Args:
            path: the path to fake file.

        Returns:
            (int, float) the creation time of the fake file in number of
                seconds since the epoch.

        Raises:
            OSError: if the file does not exist.
        """
        try:
            file_obj = self.filesystem.resolve(path)
        except IOError:
            self.filesystem.raise_os_error(errno.ENOENT)
        return file_obj.st_ctime
Returns the creation time of the fake file.

        Args:
            path: the path to fake file.

        Returns:
            (int, float) the creation time of the fake file in number of
                seconds since the epoch.

        Raises:
            OSError: if the file does not exist.