Closes #13921.

Issue #9021 - Introduce copy module better in the docs.

Reedy.

Issue #6005: Examples in the socket library documentation use sendall, where
relevant, instead send method.

where relevant, instead send method.

__file__ being an absolute path when the module is found in the
current directory.

importlib._bootstrap._setup().

function.

os.get_terminal_size (low level) and shutil.get_terminal_size (high level).
Patch by Zbigniew Jędrzejewski-Szmek.

can't be called reliably from a worker thread.

can't be called reliably from a worker thread.

sockets, and set FILE_FLAG_FIRST_PIPE_INSTANCE on named pipes, to make sure two
listeners can't bind to the same socket/pipe (or any existing socket/pipe).

with a subsecond resolution

debugging

Remove also duplicate functions in the "os" module section

to have a resolution of 100 ns instead of 1 ms (the clock accuracy is between
0.5 ms and 15 ms).

Re-order importlib benchmarks to be consistent. Also print out what implementation of __import__ is used.

be consistent with other functions accepting file descriptors (fdlistdir() was
added in 3.3, so hasn't been released yet).