Matplotlib common settings

Line color and style

Common settings for charts
matplotlib.pyplot.plot Of color Parameter setting line color
color setting
General color
Other colors
Floating point RGB perhaps RGBA Tuples
Hexadecimal RGB perhaps RGBA character string
1-2 Between decimals as the gray value
 X11/CSS4 Color name specified in
Xkcd Color name specified in
Tableau Colors in the palette
CN Color cycle of format

b	Blue
g	green
r	Red
c	Turquoise
#FFFF00	yellow
m	Magenta
y	yellow
k	black
w	white
0.5	Grayscale value string

Tag settings

 matplotlib.pyplot.plot Of linestyle Parameter setting color setting line style
Line style settings
1. Solid line '-'
2. Double line '--'
3. Point line '-.'
4. Dotted line ':'
Mark pattern
marker Parameters , Set marker style

.	Dot the mark
,	Pixel marker
o	Filled circle mark
v	Inverted triangle
^	Upper triangle mark
>	Right triangle
<	Left triangle
1	Lower flower triangle mark
2	Flower triangle mark
3	Left flower triangle mark
4	Right flower triangle mark
s	Solid square mark
p	Black Pentagon mark
*	Star sign

Look at the usage of tags

Layout settings

  Set up the canvas

Grammar format

matpoltlib.pyplot.figure(num=None,figsize=None,dpi=None,facecolor=None,edgecolor=None,frameon=True)

Parameter description

1.num: Image number or name , Numbers are numbers , The string is the name , You can activate different canvases through this parameter

2.figsize: Specify the width and height of the canvas , In inches

3.dpi: Specifies the resolution of the drawing object , That is, how many pixels per inch , The default value is 80. The bigger the pixels , The bigger the canvas

4.facecolor: The background color

5.edgeolor: Border color

6.frameon: Show border or not , The default value is True, bound box , If False, No borders are drawn

The canvas is the background .

Set the coordinate axis and grid

Set axis

Set the axis title

xlabel Function settings x Axis title ,ylabel Function settings y Axis title

Solve the problem of Chinese garbled code

plt.rcParame['font.sans-serif']=['SimHei']

Set axis scale

xticks Function settings x Axis scale ,yticks Function settings y Axis scale

Set the axis range

xlim Function settings x Axis coordinate axis range ,ylim Function settings y Axis coordinate axis range

Set the network cable

grid() Function to set gridlines

 

Text label _ title _ legend

Add text label

matplotlib.pyplot.text(x,y,s,**kwargs)

fontsize	font size
ha	Horizontal alignment
va	Vertical alignment

Set the title and legend

matplotlib.pyplot.title()

matplotlib.pyplot.legend()

best	The adaptive
lower right	Lower right
center left	Left middle
center	Right center
upper right	upper right
lower left	lower left
center right	Right middle
lower center	Lower middle
upper left	upper left
right	On the right side
upper center	Upper middle

 

Text notes and axis tick marks

Add notes

matplotlib.pyplot.annotate(s,xy,xytext,xycoords,arrowprops)

Adjust the gap between the chart and the canvas edge

matplotlib.pyplot.subplots_adjust(left,right,top,bottom)

The scale line of the coordinate axis

matplotlib.pyplot.tick_params(bottom,left,right,top)

matplotlib.pyplot.rcParams('xtick.direction')='in'

matplotlib.pyplot.rcParams('ytick.direction')='in'