python how to stringify a list code example

Example 1: 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)

Example 2: python array to string

mystring = 'hello, world'

myarray = string1.split(', ') #output => [hello, world]

myjoin1 = ', '.join(myarray) #output => hello, world
myjoin2 = ' '.join(myarray) #output => hello world
myjoin3 = ','.join(myarray) #output => hello,world