# dra"-histogram ( ) w histogram() function which is passed a Python dictionary as a parameter. The keys of the dictionary are single letters an corresponding values are integers, e.g..('b': 5, 'a' 6, 3). For eac key:value pair in the dictionary the function prints a series of stars folloved by a space, followed by the key. The number of stars print given by the value corresponding to the key. The keys are printed in alphabetical order. Note that the key is not printed if the corresponding value is a number less than 1. For example, the following code: print("1. draw histogram('a' 2, 'c' 7, 'b': 5) print) print( "2 . " ) draw-histogram( {'a': o, 'c': 5, 'b': 7, 'f': -1)) prints: * b def draw_histogram (histogram_dict) pass