Python 3 Object-Oriented Programming - Third Edition

String manipulation

As you know, strings can be created in Python by wrapping a sequence of characters in single or double quotes. Multiline strings can easily be created using three quote characters, and multiple hardcoded strings can be concatenated together by placing them side by side. Here are some examples:

a = "hello" 
b = 'world' 
c = '''a multiple 
line string''' 
d = """More 
multiple""" 
e = ("Three " "Strings " 
        "Together") 

That last string is automatically composed into a single string by the interpreter. It is also possible to concatenate strings using the + operator (as in "hello " + "world"). Of course, strings don't have to be hardcoded. They can also come from various outside sources, such as text files, user input, or can be ...