How to turn array elements into string python code example

Example 1: list to string python

list1 = [1, 2, 3]
str1 = ''.join(str(e) for e in list1)

Example 2: how do i convert a list to a string in python

lines2 = " ".join(lines) 	# Converts the list to a string.
							# This should work for writing to a file
file.write(lines2)