Python zero-Basic Quick Start fun tutorial (dr. Mi turtle drawing turtle) 2. variable, pythonturtle
Everyone has learned the concept of variables in middle school. For example, if we set x = 100, we can release x * 2 = 200.
Try the following Python code:
1 import turtle2 3
Using Python'sTurtle (Turtle)Module drawing the first step: let Python introduce the Turtle module, the introduction of the module is to tell Python you want to use it.Import TurtleStep Two: Create the canvas. Call the pen function in turtle.t = Turtle. Pen ()Step three: Mov
We have learned the concept of variables in high school. For example: we make x = 100, then we can launch x*2 = 200Try this Python code below1 Import Turtle 2 3 turtle.shape ("turtle")4 x =5 Turtle.forward (x)6 turtle.left (7) , Turtle.forward (+x)8 9 Turtle.exitonclick ()Run the above code and the
The "Little Turtle" turtle is a popular drawing function library in the Python language, imagine a small turtle, starting at a coordinate system origin with a horizontal axis of x, Y, and (0,0), moving in the plane coordinate system based on the control of a set of function directives, Thus drawing a graph on the path
In Python, a turtle can not only draw a simple black line, but also use it to draw more complex geometry, use different colors, and even fill the shape with color.
First, starting from the basic square
Introduce the Turtle module and create a pen object :
>>> Import turtle>>> t =
Python (under Windows) comes with a very interesting turtle drawing program (turtle), which is the protagonist of this series of courses.In Pycharm, create a new project, and then in the Code Editor, enter1 Import Turtle 2 turtle.shape ("turtle")3 turtle.exitonclick ()Run th
Advanced turtle (turtle) plotting (continued) and pythonturtle in Python4. Color Filling
ColorThe function has three parameters. The first parameter specifies the red color, the second specifies the green color, and the third specifies the blue color. For example, to get the bright red color of the car, we use color (, 0), that is, let the turtles use a red paint
Advanced turtle (turtle) ing in Python, pythonturtle
In Python, turtles can not only draw simple black lines, but also draw more complex ry, use different colors, and even fill the shape.1. Start with a basic square
IntroductionTurtle ModuleAnd createPen object:
>>> import turtle
number is steps)Up () stroke lifted, no drawing after movingDown () Stroke directionSetheading (d) resetting the direction of the baby turtleWidth of the pensize (width) brushColor of the PenColor (COLORSTR) BrushBegin_fill () # Fill command startFillColor (COLORSTR) # Fill ColorEnd_fill () # End Fill3. Other commandsDone (): program continues executionUndo (): Undo Last ActionHideturtle (): Hide turtlesShowturtle (): Show turtlesScreenSize (x, y): Screen size
Turtle.penup ()
do not draw a graphic when moving, lift the pen, use it for another place to draw with
turtle.speed (speed)
the speed range drawn by the brush [0,10] integer
turtle.circle ()
draw a circle with a positive radius (negative), indicating that the center of the circle is on the left side (right) of the brush
Here is a very simple example of
In this paper, the use of Python turtle module, turtle Drawing, is introduced as an example, and it is believed to be of reference value for friends who need graphic programming.
Python Turtle Module Introduction:A simple drawing
EditDraw flag with Python's turtle module
In Udacity class, learned the Python turtle method, this is a very classic to teach children programming graphics module, originally originated from the logo language. Python itself has built-in this module, and its visual approach can help children understand some of
the is isn't given, return to the current mode.
It means:If the x/y unit ratio is not equal to 1, the pattern angle is distorted. It's supposed to resemble Earth projections.
OnTimer (fun,t=0) timer, perform fun function periodically
Title (title) set the caption of the windowBye () Destroy objects on the screenSource:
def _destroy (self):
root = self._root
If root is _screen._root:
turtle._pen = none
look at a small example. Fractal. Of course, the classic Mandelbrot is broken. Change the leaf structure.
The method is very simple. Multiplication iteration. Instead of a single iteration, it is based on probability iteration. Each result is drawn on the image with coordinates.
The Code comes from. http://www.mathworks.cn/moler/intro.pdf, but the original code is written in MATLAB. I changed it to Python
–code ——————————————————————-Print ("----------first mini-game----------") temp = input ("Guess what I'm thinking about that number now") guess = Int (temp) if guess = = 8:print ("My grass, are you the worm in my belly?") Print ("Fuck, you guessed and there is no reward") else:print ("Guess wrong, is 8.") Print ("Game over")–note ——————————————————————-1.BIF = = Built-in functions built-in function.2.dir (__builtins__) queries all the functions built into Py
Two days ago lazy, did not insist, today began, hope can persist,Today the main learning is the data type, about Python, the data type is mainly integer (int), Boolean type (bool), floating-point (float), e notation (e)As an example, an integer (int) is mostly integers, and a Boolean type (BOOL) is judged, true, or false. Float (float) contains the decimal point, and the e notation is the scientific countin
Turtle: Turtle (Turtle pool)The Turtle Library is a very popular function library for drawing images in the Python language .You need to import the library before using: Import Turtle? Turtle.setup (Width,height,startx,starty)
Turtle Library Introduction1. The Turtle.setup () function in turtle is used to start a graphics window with four parametersTurtle.setup (width, height, startx, starty)is: The width and height of the start windowrepresents the coordinate position of the upper-left corner of the window in the screen when the window starts. The display screen we use is also a coordinate system thatThe upper-left corner is the
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