how to concatenate a list in python code example

Example 1: add two list in python

list1 = ["a", "b" , "c"]
list2 = [1, 2, 3]

list1.extend(list2)
print(list1)

Example 2: python merge two list

listone = [1,2,3]
listtwo = [4,5,6]

joinedlist = listone + listtwo

Example 3: concatenate list of strings python

listvalues = ['a', 'b', 'c']
concstring = ''.join(l)

Example 4: python concatenate list of lists

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

result = sum(x, [])