Python Runtime Services
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:
sys— System-specific parameters and functionssysconfig— Provide access to Python’s configuration informationbuiltins— Built-in objects__main__— Top-level script environmentwarnings— Warning controldataclasses— Data Classescontextlib— Utilities forwith-statement contextsabc— Abstract Base Classesatexit— Exit handlerstraceback— Print or retrieve a stack traceback__future__— Future statement definitionsgc— Garbage Collector interfaceinspect— Inspect live objectssite— Site-specific configuration hook