Remove trailing dots on Windows.

Remove trailing dots on Windows.

supported.

Retina displays.  Applies to Tkinter apps, such as IDLE, on OS X
framework builds linked with Cocoa Tk 8.5+.
Suggested by Kevin Walzer

constructors once, to avoid memory leaks when finalizing and re-initializing
the Python interpreter.

constructors once, to avoid memory leaks when finalizing and re-initializing
the Python interpreter.

longer abort early when a write system call is interrupted (EINTR).

Additional fix for Issue #12268: The io module file object writelines() methods no longer abort early when one of its write system calls is interrupted (EINTR).

modules. Also made test more rigorous.

its destination path when extracting malicious zip files.

its destination path when extracting malicious zip files.

Thanks to Thomas Heller for the bug report.

--without-doc-strings.