In simple pyhton, please don't import anything or any advanced methods!

Question 2.4. Write a function called most_common that takes as input any list of words, and finds the ten most common words in that list. Your function should output a DataFrame with 10 rows, indexed by 'word', with one column called 'count' containing a count of how many times each word appeared in the input list. Order the rows in descending order of ' count' '. Then use your function to find the ten most common words in all_words. These are the words that appeared the most in Signature Challenge recipe titles. Save the resulting DataFrame as common_words_df . Hint: Leverage the power of groupby