Writing a lambda function that sorts dictionary

[GJG]

Hi guys! :)

dict1 = {'c':3, 'a':5, 'f':7, 'e':4}

Was wandering how to sort this dictionary by highest value first using lambda function?

expected result:

dict2 = {'f':7, 'a':5, 'e':4, 'c':3}

Appreciate the help !