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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def Dump(self):
 """ Dumps the current prefs to the preferences.txt file """

        prefs_file = open(self.prefs_path, 'w')
        for n in range(0,len(self.prefs)):
            if len(list(self.prefs.items())[n]) > 1:
                prefs_file.write(str(list(self.prefs.items())[n][0]) + ' = ' +
                                 str(list(self.prefs.items())[n][1]) + '\n')
        prefs_file.close()