Fix typo in comment.
Fix typo.  Found by David Pesta on docs@.
Merge typo fix.
Fix typo.  Found by David Pesta on docs@.
Merge typo fix.
Issue #20253: Fixed a typo in the ipaddress docs that advertised an
illegal attribute name.  Found by INADA Naoki.
Closes #20253: Merge typo fix
improve an error message in clinic
Clinic-ize the crypt module. Derby!
Replace assert with a proper error
Issue #20255: Update the about and bugs pages.
Issue #20255: Update the about and bugs pages.
Fix minor bug in dict.__contains__ docstring.

When dict got clinicized in 8fde1a2c94dc for Issue #16612 an erroneous
trailing quote was left in the clinic docstring summary line.
Issue #20268: Argument Clinic now supports cloning the parameters
and return converter from existing functions.