sdist used to crash with a full traceback dump instead of printing a
nice warning with the faulty line number.

Structure field is not a string.

a string.

And "IDLE: fix some RessourceWarning, reuse tokenize.open()"

On error, call(), check_call(), check_output() and getstatusoutput() functions
of the subprocess module now kill the process, read its status (to avoid
zombis) and close pipes.

Suggested by Terry J. Reedy in #12298.

sigaltstack(2) doesn't work when linked with pthread.

mapped to POSIX errno ENOTDIR (previously EINVAL).

mapped to POSIX errno ENOTDIR (previously EINVAL).

Text adapted from the PEP.  Addition requested by Terry J. Reedy on
2011-02-23 on python-dev.