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Python Introducing Lists Build an Application Multidimensional Musical Groups

subhash w
subhash w
1,143 Points
Posted by subhash w
subhash w
1,143 Points

how to use join method for joing elements within list with a delimiter

how to use "join" to concatenate list of elements using a ","

groups.py 
musical_groups = [
    ["Ad Rock", "MCA", "Mike D."],
    ["John Lennon", "Paul McCartney", "Ringo Starr", "George Harrison"],
    ["Salt", "Peppa", "Spinderella"],
    ["Rivers Cuomo", "Patrick Wilson", "Brian Bell", "Scott Shriner"],
    ["Chuck D.", "Flavor Flav", "Professor Griff", "Khari Winn", "DJ Lord"],
    ["Axl Rose", "Slash", "Duff McKagan", "Steven Adler"],
    ["Run", "DMC", "Jam Master Jay"],
]
# Your code here
for x in music_groups:                                                                                                                                                                                                
        for z in x:                                                                                                                                                                                              
                print (" {}, ".format(z))

1 Answer

KRIS NIKOLAISEN
KRIS NIKOLAISEN
54,972 Points

Here is an explanation of join with some examples.

From the syntax: string.join(iterable)

using your code string will be ", " and iterable will be x. You don't need z.

subhash w
subhash w
1,143 Points
subhash w
subhash w
1,143 Points

how to remove the "\n" when going to the next element of the group?