Issue 23729:  Document ElementTree namespace handling and fix an omission in the XPATH predicate table.

Some http servers will reject PUT, POST, and PATCH requests if they
do not have a Content-Length header.

Patch by James Rutherford, with additional cleaning up of the
'request' documentation by me.

As a result, explicitly support pathlib.Path objects as arguments.
Also added tests for the CLI interface.

Patch by Mike Short.

raising TypeError when statically allocated type subclasses dynamically
allocated type

which returned an invalid result (result+error or no result without error) in
the exception message.

Add also unit test to check that the exception contains the name of the
function.

Special case: the final _PyEval_EvalFrameEx() check doesn't mention the
function since it didn't execute a single function but a whole frame.

and socket open until the garbage collector cleans them up.  Patch by
Martin Panter.

and socket open until the garbage collector cleans them up.  Patch by
Martin Panter.

official POSIX documentation.  Updated the documenttion for Python 3.
Patch by Alex Shkop.

Being able to read non-python text files is not a purpose of linecache, but it
does work and people use it.  This changeset adjusts the language to make it
clear that Python files are not treated uniquely, but does not go so far as to
say reading non-python files is explicitly supported.

Indexing bytes retiurns an integer, not bytes.

Indexing bytes retiurns an integer, not bytes.

some circunstances while NamedTemporaryFile object was living.  This causes
failing test_csv.  Changed the implementation of NamedTemporaryFile.__iter__
to make tests passed.

some circunstances while NamedTemporaryFile object was living.  This causes
failing test_csv.  Changed the implementation of NamedTemporaryFile.__iter__
to make tests passed.

None on Windows.

When the file is not readable, the error occurs at open on UNIX. On Windows,
the error only occurs at the first operation on the open file. It would require
to many changes to set __context__ to an OSError for all file operations, for a
little benefit (__context__ is almost never used).

signal.sigtimedwait() if functions are missing

If Python failed, show also stdout in the assertion error.