All Questions
Tagged with legend matplotlib
1,030
questions
0
votes
0
answers
35
views
Pyoncoprint (matplotlib) legend not showing disappeared ty[es
I'm using such a marker from the example file of the package PyOncoprint:
rom matplotlib.patches import Polygon, Rectangle
mutation_markers = {
"Amplification": dict(
marker=&...
0
votes
1
answer
29
views
custom legend function for matplotlib chart
Right now when I have dual y-axis and I want to have one legend box for both of my labels I do the following:
fig, ax = plt.subplots(1,2)
ax0=ax[0].twinx()
line1=ax[0].plot([1, 2, 3], [4, 5, 6], 'b', ...
- 63
0
votes
1
answer
20
views
No colours in legend when using zero handlelength with colours from a colourmap
I'm trying to plot multiple lines, using the colours from the viridis colourmap. I want to set the handlelength=0 in the legend, and when I do, the legend is now totally blank. If I don't mess around ...
- 372
0
votes
2
answers
247
views
Legend in a specific format
I am plotting a graph with a legend using the following command:
K = [1e3,1e4]
plt.plot(x[:len(y1)], y1, 'o', label=f'Simulation ($K_L$={K[i]:0e})')
which produces the following graph:
But I want ...
- 185
0
votes
1
answer
53
views
Can anyone advise on how to apply custom ordering of a legend for pywaffle?
I understand that pywaffle accepts parameters of matplotlib.pyplot.legend in a dict. I'm not really across how to apply these parameters to generate a legend with a custom order of categories.
Can ...
1
vote
1
answer
233
views
matplotlib legend: remove handles, keep labels
I plot many points in different colors and I want the legend to contain only the names in different colors, like this:
for x,y,c in my_data:
axes.plot(x,y,color=c)
legend = axes.legend(loc="...
- 59.5k
1
vote
1
answer
165
views
Multi-Color Legend Entry with Hatches in Matplotlib
I was looking at this code from another StackOverflow post that showed you how to create a legend entry with multiple colors. I tried adapting the code a little to display hatches (//, xx, etc.) in ...
- 669
2
votes
1
answer
63
views
Centering matplotlib legend (errorbars)
I'm trying to center the markers in the second row of my legend.
I already tried to follow the instructions of Centering matplotlib legend entries within incomplete/unfilled rows? but I didn't fit for ...
- 35
0
votes
1
answer
38
views
Custom colored lines in matplotlib but legend won't update
I am trying to plot lines out of a pandas dataframe, a pivot table of my data. There's 12 lines, one for each month of the year, and I don't want any duplicate colors. So I decided to set the colors ...
-1
votes
3
answers
1k
views
How to create two different legends from multiple plot calls
I have to create a visualization where there are multiple line plots (trend lines/moving averages etc.), and multiple scatter charts.
I have successfully created all the charts in a single plot, ...
-1
votes
2
answers
157
views
How to add legend for a scatter plot with title and customized labels and position the legend in any way user wants?
I have created a scatter chart where I have values of a certain column ABC ranging from 0-10.
The points have 4 colours: light blue for values less than 2, blue for 2-4, orange for 4-6 and brown for 6 ...
0
votes
2
answers
129
views
How to add legend within a for loop [duplicate]
I am trying to scatter some datapoints in matplotlib but am having some issues with displaying the legend properly.
After importing and initializing
import matplotlib.pyplot as plt
import numpy as np
...
1
vote
1
answer
226
views
How to add a legend to a heatmap
I am using a small variation of this really nice code to plot a heatmap.
import matplotlib
import seaborn as sns
import numpy as np
from matplotlib.colors import ListedColormap
np.random.seed(7)
A = ...
- 20.9k
1
vote
1
answer
53
views
how to avoid over lapping legends and pie chart [duplicate]
I am trying to draw a pie chart using python matplotlib. How to position the legend and pie chart so they are not overlapping each other. My code is as below:
import matplotlib.pyplot as plt
import ...
- 429
2
votes
2
answers
71
views
How to consolidate labels in legend
So, the script below requests data from postgres database and draws a diagram.
The requested data is a table with 4 columns (ID, Object, Percentage, Color).
The data:
result = [
(1, 'Apple', 10, '...
- 333