#!/usr/bin/python2.7

mylist = [ "hello", "you", "are", "so", "cool" ]

STRING = ' '.join(mylist)
NEWSTRING = STRING.replace('hello', "hi")
print STRING
print NEWSTRING
print

# This function should work on ANY version of Python from at least 1.4.
def printWithoutNewlines():
    mystring = ""
    for objects in mylist:
        objects = objects.replace('hello', "hi")
        mystring = mystring + objects + " "
    return(mystring)

print printWithoutNewlines()

functionsOutput_sp = printWithoutNewlines()

print functionsOutput_sp

functionsOutput_nl = functionsOutput_sp.replace(' ', '\n')

print functionsOutput_nl ,

Last login: Mon May 28 14:14:06 on ttys000
AMIGA:barrywalker~> cd ~/Desktop/Code/Python
AMIGA:barrywalker~/Desktop/Code/Python> python
Python 2.7.10 (default, Oct  6 2017, 22:29:07) 
[GCC 4.2.1 Compatible Apple LLVM 9.0.0 (clang-900.0.31)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> dir()
['__builtins__', '__doc__', '__name__', '__package__']
>>> execfile("loop.py")
hello you are so cool
hi you are so cool

hi you are so cool 
hi you are so cool 
hi
you
are
so
cool
>>> dir()
['NEWSTRING', 'STRING', '__builtins__', '__doc__', '__name__', '__package__', 'functionsOutput_nl', 'functionsOutput_sp', 'mylist', 'printWithoutNewlines']
>>> exit()
AMIGA:barrywalker~/Desktop/Code/Python> _