A robust implementation of ``yield from`` behavior.
Emulate dynamic scope in Python.
The classic ``compose``, with all the Pythonic features.
``weakref`` for threads.
A toolshed for writing great ``__repr__`` methods quickly and easily.
Use context managers with a function instead of a statement.
Raise exceptions with a function instead of a statement.
Context managers for controlling exception chaining.
Like ``ipaddress``, but for hardware identifiers such as MAC addresses.
Declare dependencies between Robot Framework tests
Get timeouts right, without the hassle.
Implements ``callable`` using ctypes (useful on CPython 3.0 and 3.1).