- Fix the builtin module initialization code to store the init function for
future reinitialization.
+- Issue #8052: The posix subprocess module would take a long time closing
+ all possible file descriptors in the child process rather than just open
+ file descriptors. It now closes only the open fds if possible for the
+ default close_fds=True behavior.
+
- Issue #13629: Renumber the tokens in token.h so that they match the indexes
into _PyParser_TokenNames.