<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _generate_SAX(self):
 """ Generate SAX representation for all values of the time series. """

        sections = {}
        self.value_min = self.time_series.min()
        self.value_max = self.time_series.max()
        # Break the whole value range into different sections.
        section_height = (self.value_max - self.value_min) / self.precision
        for section_number in range(self.precision):
            sections[section_number] = self.value_min + section_number * section_height
        # Generate SAX representation.
        self.sax = ''.join(self._generate_SAX_single(sections, value) for value in self.time_series.values)