Editor, Raymond Hettinger,. This article explains the new features in Python 3.8, compared to 3.7. Python 3.8 was released on October 14, 2019. For full details, see the changelog. Summary – Releas...

Contents: Programming FAQ- General Questions- Is there a source code level debugger with breakpoints, single-stepping, etc.?, Are there tools to help find bugs or perform static analysis?, How can ...

Source code: Lib/logging/handlers.py Important: This page contains only reference information. For tutorials, please see Basic Tutorial, Advanced Tutorial, Logging Cookbook. The following useful ha...

This section aims to give a quick fly-by on the various type methods you can implement and what they do. Here is the definition of PyTypeObject, with some fields only used in debug builds omitted: ...

Source code: Lib/pydoc.py The pydoc module automatically generates documentation from Python modules. The documentation can be presented as pages of text on the console, served to a web browser, or...

Source code: Lib/xml/dom/pulldom.py The xml.dom.pulldom module provides a “pull parser” which can also be asked to produce DOM-accessible fragments of the document where necessary. The basic concep...

Source code: Lib/signal.py This module provides mechanisms to use signal handlers in Python. General rules: The signal.signal() function allows defining custom handlers to be executed when a signal...

Source code: Lib/rlcompleter.py The rlcompleter module defines a completion function suitable to be passed to set_completer() in the readline module. When this module is imported on a Unix platform...

Source code: Lib/tty.py The tty module defines functions for putting the tty into cbreak and raw modes. Availability: Unix. Because it requires the termios module, it will work only on Unix. The tt...

These functions provide access to some useful capabilities on Windows platforms. Some higher-level modules use these functions to build the Windows implementations of their services. For example, t...