the other buttons and the new IDLE Dark theme.

Patch by Nir Soffer.

Also add to comment in the C code.

was locale depending.

Also change glossary heading from "view" to "dictionary view". Patch by Akira
Li.

Initial patch from Xiang Zhang. Also fix out-of-date _url_collapse_path() doc
string.

Patch from Xiang Zhang.

curious users.  The previous user content is now in the IDLE doc and is
redundant.  IDLE now means 'Integrated Development and Learning Environment'.

Custom Highlighting.  Original patch by Mark Roseman.

Initial patch by Alecsandru Patrascu of Intel.

Patch by Johannes Niediek.

1. Non-ASCII bytes were accepted after shift sequence.
2. A low surrogate could be emitted in case of error in high surrogate.

getentropy() is blocking, whereas os.urandom() should not block. getentropy()
is supported since Solaris 11.3.

now accept the self keyword argument.

accept the self keyword argument.

The helper was added in 76641824cf05 11 years ago and it can be
removed now since all supported Python versions have tempfile.mkstemp().

Patch by Nir Soffer.

background, as selected by user, on all systems.  This also fixes a problem
with found items not highlighted on Windows.  Initial patch by Mark Roseman.
Fix replaces workaround with obscure but proper configuration option.