--python excercise-- note: Automobile_data.csv is an excel file that I have.

#17 Read only two columns of the Automobile_data.csv file. Print first 15 rows of them. Read the Automobile_data.csv dataset in a dataframe, let say its name is automabile_df. Print first three and last three columns of it. Check if there is any null (None) value in automabile_df. Find the most expensive car company name in automobile_df. Print All Toyota Cars details in automabile_df.