Answers for "concat list of list"

combine list of lists python

x = [["a","b"], ["c"]]

result = sum(x, [])
# This combines the lists within the list into a single list

python concatenate list of lists

x = [["a","b"], ["c"]]

result = sum(x, [])

merge lists in list python

import itertools
a = [['a','b'], ['c']]
print(list(itertools.chain.from_iterable(a)))