python unpack list of lists code example

Example 1: python flat list from list of list

flat_list = [item for sublist in l for item in sublist]

#which is equivalent to this 
flat_list = []
for sublist in l:
    for item in sublist:
        flat_list.append(item)

Example 2: unpack list of lists python

unpack list of lists python

Example 3: python unpack list

function_that_needs_strings(*my_list) # works!

Example 4: flatten lists python

flat_list = []
for sublist in l:
    for item in sublist:
        flat_list.append(item)