flavor[ : returns the first three characters of the string assigned to flavorstarting with the character at index and going up to but not including the character at index the [ : part of flavor[ : is called slice in this caseit returns slice of "fig pieyumstring slices can be confusing because the substring returned by the slice includes the character whose index is the first number but doesn' include the character whose index is the second number to remember how slicing worksyou can think of string as sequence of square slots the left and right boundaries of each slot are numbered sequentially from zero up to the length of the stringand each slot is filled with character in the string here' what this looks like for the string "fig pie" sofor "fig pie"the slice [ : returns the string "fig"and the slice [ : returns the string pieif you omit the first index in slicethen python assumes you want to start at index flavor[: 'figthe slice [: is equivalent to the slice [ : ]so flavor[: returns the first three characters in the string "fig piesimilarlyif you omit the second index in the slicethen python assumes you want to return the substring that begins with the character