how to make char list to string in python code example

Example 1: python character list to string

string_holder = ""
string_list = ( "h", "e", "l", "l" ,"o" )
string_holder.join(string_list) 
print(string_holder)
#output 
# hello

Example 2: how to save string characters into char array or list in python

fd = open(filename, 'rU')
chars = []
for line in fd:
    chars.extend(line)