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The modules described in this chapter provide a wide range of services
related to the Python interpreter and its interaction with its
environment. Here's an overview:
-- Access system specific parameters and functions.
-- Names for all built-in types.
-- Print or retrieve a stack traceback.
-- Convert Python objects to streams of bytes and back.
-- Python object persistency.
-- Shallow and deep copy operations.
-- Convert Python objects to streams of bytes and back (with
-- Access the implementation of the
-- Retrieve and submit parse trees from and to the runtime support
-- The set of built-in functions.
-- The environment where the top-level script is run.