Commit a275c989 authored by Raymond Hettinger's avatar Raymond Hettinger

Add more examples

parent d9c4a025
......@@ -637,9 +637,9 @@ generator to be determined easily.
Get current state of a generator-iterator.
Possible states are:
- GEN_CREATED: Waiting to start execution.
- GEN_RUNNING: Currently being executed by the interpreter.
- GEN_SUSPENDED: Currently suspended at a yield expression.
- GEN_CLOSED: Execution has completed.
* GEN_CREATED: Waiting to start execution.
* GEN_RUNNING: Currently being executed by the interpreter.
* GEN_SUSPENDED: Currently suspended at a yield expression.
* GEN_CLOSED: Execution has completed.
.. versionadded:: 3.2
......@@ -510,16 +510,23 @@ Some smaller changes made to the core Python language are:
* The internal :c:type:`structsequence` tool now creates subclasses of tuple.
This means that C structures like those returned by :func:`os.stat`,
:func:`time.gmtime`, and :func:`sys.version_info` now work like a
:func:`time.gmtime`, and :attr:`sys.version_info` now work like a
:term:`named tuple` and now work with functions and methods that
expect a tuple as an argument. This is a big step forward in making the C
structures as flexible as their pure Python counterparts.
structures as flexible as their pure Python counterparts:
>>> isinstance(sys.version_info, tuple)
True
>>> 'Version %d.%d.%d %s(%d)' % sys.version_info
'Version 3.2.0 final(0)'
(Suggested by Arfrever Frehtes Taifersar Arahesis and implemented
by Benjamin Peterson in :issue:`8413`.)
* Warnings are now easier to control using the :envvar:`PYTHONWARNINGS`
environment variable as an alternative to using ``-W`` at the command line.
environment variable as an alternative to using ``-W`` at the command line::
$ export PYTHONWARNINGS='ignore::RuntimeWarning::,once::UnicodeWarning::'
(Suggested by Barry Warsaw and implemented by Philip Jenvey in :issue:`7301`.)
......@@ -578,7 +585,9 @@ Some smaller changes made to the core Python language are:
(See :issue:`10518`.)
* Python's import mechanism can now load modules installed in directories with
non-ASCII characters in the path name.
non-ASCII characters in the path name:
>>> import møøse.bites
(Required extensive work by Victor Stinner in :issue:`9425`.)
......@@ -1375,19 +1384,21 @@ inspect
* The :mod:`inspect` module has a new function
:func:`~inspect.getgeneratorstate` to easily identify the current state of a
generator as one of *GEN_CREATED*, *GEN_RUNNING*, *GEN_SUSPENDED* or
*GEN_CLOSED*::
generator-iterator::
>>> from inspect import getgeneratorstate
>>> def gen():
yield 'one'
yield 'two'
yield 'demo'
>>> g = gen()
>>> inspect.getgeneratorstate(g)
>>> getgeneratorstate(g)
'GEN_CREATED'
>>> next(g)
'one'
>>> inspect.getgeneratorstate(g)
'demo'
>>> getgeneratorstate(g)
'GEN_SUSPENDED'
>>> next(g, None)
>>> getgeneratorstate(g)
'GEN_CLOSED'
(Contributed by Rodolpho Eckhardt and Nick Coghlan, :issue:`10220`.)
......
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