print("".join(["h", "e", "l", "l", "o"]))
string_holder = ""
string_list = ( "h", "e", "l", "l" ,"o" )
string_holder.join(string_list)
print(string_holder)
#output
# hello
l = list('abcd') # ['a', 'b', 'c', 'd']
l = map(None, 'abcd') # ['a', 'b', 'c', 'd']
l = [i for i in 'abcd'] # ['a', 'b', 'c', 'd']
import re # importing regular expression module
l = re.findall('.', 'abcd')
print(l) # ['a', 'b', 'c', 'd']
fd = open(filename, 'rU')
chars = []
for line in fd:
chars.extend(line)