<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def to_file(self, path):
 """Write object XML to path. Args: path: String file path to the file you wish to (over)write. Path will have ~ expanded prior to opening. """

        with open(os.path.expanduser(path), "w") as ofile:
            ofile.write(self.__repr__())