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matplotlib

Can I make a multi-color line in matplotlib?

August 19, 2022 by Magenaut

I am trying to create a colored line with certain conditions. Basically I would like to have the line colored red when pointing down on the y axis, green when pointing up and blue when neither.

Categories Python, Q&A Tags matplotlib, python Leave a comment

Python matplotlib multiple bars

August 19, 2022 by Magenaut

How to plot multiple bars in matplotlib, when I tried to call the bar function multiple times, they overlap and as seen the below figure the highest value red can be seen only.
How can I plot the multiple bars with dates on the x-axes?

Categories Python, Q&A Tags bar-chart, matplotlib, pandas, python, seaborn Leave a comment

plot different color for different categorical levels using matplotlib

August 19, 2022 by Magenaut

I have this data frame diamonds which is composed of variables like (carat, price, color), and I want to draw a scatter plot of price to carat for each color, which means different color has different color in the plot.

Categories Python, Q&A Tags matplotlib, pandas, python, seaborn, visualization Leave a comment

How can I set the ‘backend’ in matplotlib in Python?

August 19, 2022 by Magenaut

I am new user of matplotlib, my platform is Ubuntu 10.04 Python 2.6.5

Categories Python, Q&A Tags graphics, linux, matplotlib, python Leave a comment

_tkinter.TclError: no display name and no $DISPLAY environment variable

August 19, 2022 by Magenaut

I am running a simple python script in the server:

Categories Python, Q&A Tags matplotlib, python, tkinter Leave a comment

Embedding a matplotlib figure inside a WxPython panel

August 19, 2022 by Magenaut

How do I embed a matplotlib figure object inside a WxPython panel?

Categories Python, Q&A Tags matplotlib, python, wxpython Leave a comment

How to put individual tags for a matplotlib scatter plot?

August 19, 2022 by Magenaut

I am trying to do a scatter plot in matplotlib and I couldn’t find a way to add tags to the points. For example:

Categories Python, Q&A Tags matplotlib, python Leave a comment

Plot two histograms on single chart with matplotlib

August 19, 2022 by Magenaut

I created a histogram plot using data from a file and no problem. Now I wanted to superpose data from another file in the same histogram, so I do something like this

Categories Python, Q&A Tags histogram, matplotlib, plot, python Leave a comment

Plotting a 2D heatmap with Matplotlib

August 19, 2022 by Magenaut

Using Matplotlib, I want to plot a 2D heat map. My data is an n-by-n Numpy array, each with a value between 0 and 1. So for the (i, j) element of this array, I want to plot a square at the (i, j) coordinate in my heat map, whose color is proportional to the element’s value in the array.

Categories Python, Q&A Tags matplotlib, numpy, python Leave a comment

What is the difference between drawing plots using plot, axes or figure in matplotlib?

August 19, 2022 by Magenaut

I’m kind of confused what is going at the backend when I draw plots in matplotlib, tbh, I’m not clear with the hierarchy of plot, axes and figure. I read the documentation and it was helpful but I’m still confused…

Categories Python, Q&A Tags matplotlib, python Leave a comment
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  1. michealSmith07 on Is there a way to dynamically refresh the less command?August 21, 2022

    That is a very nice post. I like this post.

  2. anonymous on Fix libwacom9 dependency issue when upgrade DebianJune 27, 2022

    saved my day!! Thanks for the help…

  3. sreedhar on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    Thanks its working

  4. saintnick on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    remove libwacom2 worked for me as well

  5. ranafoul on Fix libwacom9 dependency issue when upgrade DebianApril 22, 2022

    apt remove libwacom2 helped on kali 2022.01. gr8

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