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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 _get_temp(self, content):
 """Get the string that points to a specific base16 scheme."""

        temp = None
        for line in content.splitlines():

            # make sure there's both start and end line
            if not temp:
                match = TEMP_NEEDLE.match(line)
                if match:
                    temp = match.group(1).strip()
                    continue
            else:
                match = TEMP_END_NEEDLE.match(line)
                if match:
                    return temp

        raise IndexError(self.path)