Changeset 391 for python/trunk/Demo/turtle/about_turtle.txt
- Timestamp:
- Mar 19, 2014, 11:31:01 PM (12 years ago)
- Location:
- python/trunk
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- 2 edited
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. (modified) (1 prop)
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Demo/turtle/about_turtle.txt (modified) (1 diff)
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python/trunk/Demo/turtle/about_turtle.txt
r2 r391 8 8 by Wally Feurzig and Seymour Papert in 1966. 9 9 10 Imagine a robotic turtle starting at (0, 0) in the x-y plane. Give it10 Imagine a robotic turtle starting at (0, 0) in the x-y plane. After an ``import turtle``, give it 11 11 the command turtle.forward(15), and it moves (on-screen!) 15 pixels in 12 12 the direction it is facing, drawing a line as it moves. Give it the 13 command turtle. left(25), and it rotates in-place 25 degrees clockwise.13 command turtle.right(25), and it rotates in-place 25 degrees clockwise. 14 14 15 15 By combining together these and similar commands, intricate shapes and
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