Write a Temperature class to hold the data, partially listed below, in a named tuple. The class should contain a constructor and a Python internal function to convert a class to a string....

Extracted text: Write a Temperature class to hold the data, partially listed below, in a named tuple. The class should contain a constructor and a Python internal function to convert a class to a string. Temperature.csv file excerpt: Year, Median,Upper,Lower 1850,-0.373,-0.339,-0.425 1851,-0.218,-0.184,-0.274 1852,-0.228,-0.196,-0.28 1853,-0.269,-0.239.-0.321u 1854,-0.248,-0.218,-0.301 1855,-0.272,-0.241,-0.324 1856,-0.358,-0.327,-0.413 1857,-0.461,-0.431,-0.512 1858,-0.467,-0.435,-0.521 1859,-0.284,-0.249,-0.34 1860,-0.343,-0.31,-0.405