1. Python’s STD Library
Part II

2. Output Formatting “repr” module
Abbreviated displays of large or deeply nested containers:

3. Output Formatting Cont.
“pprint” module
Printing built-in and user defined objects
Adds line breaks and indentation

4. Output Formatting Cont.
“textwrap” module
Formats paragraphs of text to fit given screen width

5. Output Formatting Cont.
“locale” module
Accesses database
Culture specific data formats

6. Templating “string” module Includes versatile template class
$ signifies beginning of python identifier

7. Templating Cont. Template subclasses -> specify custom delimiter
(Other than $)

8. Binary Data Record Layouts
“struct” module
pack() and unpack() functions

9. Multi-Threading
Threading allows multiple tasks to be running simultaneously

10. Logging Controls: Where debugging messages occur
How they are processed

11. Weak References “weakref” module
Tracking objects without creating reference

12. Tools for Lists
“array” module
Homogeneous data stored compactly

13. Tools for Lists Cont. “collections” module
Faster appends and pops from left
Slower lookups in middle

14. Tools for Lists Cont.
“bisect” module
Manipulating sorted lists

15. Tools for Lists Cont.
“heapq” module
Heaps based on regular lists

16. Decimal Floating Point Arithmetic
“decimal” module
Calculations requiring more precision