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Diffstat (limited to 'Doc/library/turtle.rst')
| -rw-r--r-- | Doc/library/turtle.rst | 41 |
1 files changed, 28 insertions, 13 deletions
diff --git a/Doc/library/turtle.rst b/Doc/library/turtle.rst index 1fe9699..e995a7c 100644 --- a/Doc/library/turtle.rst +++ b/Doc/library/turtle.rst @@ -23,6 +23,16 @@ command ``turtle.forward(15)``, and it moves (on-screen!) 15 pixels in the direction it is facing, drawing a line as it moves. Give it the command ``turtle.left(25)``, and it rotates in-place 25 degrees clockwise. +.. sidebar:: Turtle star + + Turtle can draw intricate shapes using programs that repeat simple + moves. + + .. image:: turtle-star.* + :align: center + + .. literalinclude:: ../includes/turtle-star.py + By combining together these and similar commands, intricate shapes and pictures can easily be drawn. @@ -1868,7 +1878,7 @@ Settings and special methods >>> cv = screen.getcanvas() >>> cv - <turtle.ScrolledCanvas instance at 0x...> + <turtle.ScrolledCanvas object at ...> .. function:: getshapes() @@ -2258,7 +2268,7 @@ There can be a :file:`turtle.cfg` file in the directory where :mod:`turtle` is stored and an additional one in the current working directory. The latter will override the settings of the first one. -The :file:`Demo/turtle` directory contains a :file:`turtle.cfg` file. You can +The :file:`Lib/turtledemo` directory contains a :file:`turtle.cfg` file. You can study it as an example and see its effects when running the demos (preferably not from within the demo-viewer). @@ -2266,29 +2276,35 @@ not from within the demo-viewer). Demo scripts ============ -There is a set of demo scripts in the turtledemo directory located in the -:file:`Demo/turtle` directory in the source distribution. +There is a set of demo scripts in the :mod:`turtledemo` package. These +scripts can be run and viewed using the supplied demo viewer as follows:: + + python -m turtledemo + +Alternatively, you can run the demo scripts individually. For example, :: + + python -m turtledemo.bytedesign -It contains: +The :mod:`turtledemo` package directory contains: - a set of 15 demo scripts demonstrating different features of the new module - :mod:`turtle` -- a demo viewer :file:`turtleDemo.py` which can be used to view the sourcecode + :mod:`turtle`; +- a demo viewer :file:`__main__.py` which can be used to view the sourcecode of the scripts and run them at the same time. 14 of the examples can be accessed via the Examples menu; all of them can also be run standalone. -- The example :file:`turtledemo_two_canvases.py` demonstrates the simultaneous +- The example :mod:`turtledemo.two_canvases` demonstrates the simultaneous use of two canvases with the turtle module. Therefore it only can be run standalone. -- There is a :file:`turtle.cfg` file in this directory, which also serves as an +- There is a :file:`turtle.cfg` file in this directory, which serves as an example for how to write and use such files. -The demoscripts are: +The demo scripts are: +----------------+------------------------------+-----------------------+ | Name | Description | Features | +----------------+------------------------------+-----------------------+ | bytedesign | complex classical | :func:`tracer`, delay,| -| | turtlegraphics pattern | :func:`update` | +| | turtle graphics pattern | :func:`update` | +----------------+------------------------------+-----------------------+ | chaos | graphs Verhulst dynamics, | world coordinates | | | shows that computer's | | @@ -2386,8 +2402,7 @@ Changes since Python 3.0 strings and numbers respectively. - Two example scripts :file:`tdemo_nim.py` and :file:`tdemo_round_dance.py` - have been added to the Demo directory (source distribution only). As usual - they can be viewed and executed within the demo viewer :file:`turtleDemo.py`. + have been added to the :file:`Lib/turtledemo` directory. .. doctest:: |