A python SVG Charts Creator
pygal is a dynamic SVG charting library.
It features various graph types:
- Bar charts;
- Line charts;
- XY charts;
- Pie charts;
- Radar charts;
- Dot charts;
- Pyramid charts;
- Funnel charts;
- Gauge charts;
Questions tagged [pygal]
176 questions
20
votes
4 answers
pygal rendering png/svg black pictures
I am using python (with a virtual env in LinuxMint), I installed pygal.
Everything works fine (rendering to html) but not rendering to svg or png .
The result : Nothing but a black background.
I installed cssselect and tinycss like mentioned here…
4m1nh4j1
- 4,289
- 16
- 62
- 104
16
votes
4 answers
Why can't I import COUNTRIES from pygal.i18n
I'm trying to import COUNTRIES from pygal.i18n by using the piece of code below.
from pygal.i18n import COUNTRIES
After I run this, I get the following error.
ImportError: No module named 'pygal.i18n'.
Can anyone tell me what the problem…
RandomCoder
- 2,071
- 4
- 12
- 17
10
votes
1 answer
How to plot multiple graphs in one chart using pygal?
I'm trying to plot multiple series with two measurements (so it's actually num_of_time_series x 2 graphs) in one figure using pygal.
For instance, suppose mt data is:
from collections import defaultdict
measurement_1=defaultdict(None,[
…
Idan Azuri
- 623
- 4
- 17
8
votes
2 answers
Create a combined chart in pygal?
Is it possible to create a single chart with a line series and a bar series?
chart = pygal.Line()
chart.x_labels = 'Red', 'Blue', 'Green'
chart.y_labels = .0001, .0003, .0004, .00045, .0005
chart.add('line', [.0002, .0005, .00035])
user_78361084
- 3,538
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- 85
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6
votes
1 answer
How can I add a perpendicular x axis line in pygal?
I'd like to put in an axspan similar to the following provided in matplotlib so that I have a vertical line in my graph to point out a location. This is for a line chart using pygal
plt.axvspan(fin_loc, fin_loc+1, color='red', alpha=0.5)
tsar2512
- 2,826
- 3
- 33
- 61
6
votes
3 answers
Can't import pygal_maps_world.World
I am trying to create a simple program so as to display the map of Central America with its population using Pygal_maps_world. Here's the code for the same:
import pygal_maps_world as pa
wm=pa.World()
wm.title="Map of Central…
Dhruv Marwha
- 1,064
- 2
- 14
- 26
6
votes
1 answer
Embedding pygal in web2py
pygal, renders an svg and returns in the graphs dictionary. I try to embed it into a web2py page. That works. But I can't figure out how to reduce the size of the graphs on the page.
the view:
{{extend 'layout.html'}}
Hello…
Davoud Taghawi-Nejad
- 16,142
- 12
- 62
- 82
5
votes
1 answer
AttributeError: module 'pygal' has no attribute 'Worldmap'
I'm trying to:
import pygal
wm = pygal.Worldmap()
but it raises:
AttributeError: module 'pygal' has no attribute 'Worldmap'
Can anyone tell me what the problem is?
Bruin
- 125
- 1
- 2
- 5
5
votes
4 answers
Pygal render SVG in Jupyter Notebooks
Im currently using Jupyter Notebooks and I would like to render SVG's via HTML without saving them as a local SVG and display them afterwards.
Im using this code:
%matplotlib inline
from IPython.display import SVG, HTML
html_pygal = """
MBUser
- 415
- 2
- 6
- 15
5
votes
1 answer
Pygal subplot (several figures)
I want to create a dashboard using Pygal on python 2.7 (Several plots in the same window) but the later doesn't have the subplot function,
Is there a solution, without using bokeh or plotly?
Example on Matplotlib:
fig, axes = plt.subplots(ncols=4,…
belkacem mekakleb
- 584
- 2
- 7
- 22
5
votes
4 answers
How I can embed pygal charts in django templates
I use pyGal for making charts, but I can't insert them in django templates.
It works great, if I try like this in views.py
return HttpResponse(chart.render())
But when I make something like this in my template in doesn't work at all
…
vZ10
- 2,468
- 2
- 23
- 33
4
votes
3 answers
AttributeError: 'NoneType' object has no attribute 'decode'
names, plot_dicts = [], []
for repo_dict in repo_dicts:
names.append(repo_dict['name'])
plot_dict = {
'value': repo_dict['stargazers_count'],
'label': repo_dict['description'],
'xlink':…
C.Kang
- 71
- 1
- 2
- 6
4
votes
3 answers
Can a PyQt Embedded MatPlotLib Graph Be Interactive?
I have a stacked bar plot of analytics data embedded in my GUI which I would like to be more interactive. When the user hovers or clicks on a bar the plotted value should appear. Can this be done? I haven't been able to find anything about it in the…
Sadie LaBounty
- 379
- 1
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- 23
4
votes
1 answer
Using PyGal, how can I embed a label on the pie chart itself on hover?
Using the code below, I can generate a pie chart. When I hover over a slice of the pie, it shows the percentage that slice occupies.
import pygal
results = [
(15232,'Value 1'),
(947,'Value 2'),
(246,'Value 3'),
(117,'Value 4'),
…
Andy
- 49,085
- 60
- 166
- 233
4
votes
1 answer
How to define points' labels using Pygal Scatterplot, pygal.XY?
I have a list of tuples (x,y) of a MDS projection result and I need to show the points names/labels. So I also have a list of labels.
For instance:
labels = ['a','b','c','d']
points = [(1,2),(1,3),(1,4),(4,5)]
xy_chart =…
Henry
- 411
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- 14