Good afternoon, I am trying to use the filter “Plot Over Line” of Paraview in a Python script. Basically, I want to: Open the file “.vtu”; Use the filter PlotOverLine for the velocity; Save the data in a “.csv” file. On internet, I found a possible way to do this, but it gi…
Tag: plot
Plot multiple lines in subplots
I’d like to plot lines from a 3D data frame, the third dimension being an extra level in the column index. But I can’t manage to either wrangle the data in a proper format or call the plot function appropriately. What I’m looking for is a plot where many series are plotted in subplots arrang…
How to plot the fourth variable based on a given x, y and z coordinate framework
I have a numpy array with four columns and several rows. First column is my variable and three others are x, y and z coordinates, respectivly: The first column has some discrete values, e.g. it is 1 or 2 or 3. Now, using matplotlib or any other useful library like seaborn) I want to plot these values in a 3d
How to add specific dots on a box plot created using pandas data frame?
I have a pandas data frame (df) which looks like following:enter image description here I was able to create a box plot and scatter plot separately from the given data frame using the following code: The results look like this: enter image description here I want to add the dots from the scatter plot which re…
How to plot simple moving averages with stock data
I am trying to plot simple moving averages (SMA) using Apple’s stock price. I have lines below: But the plotting isn’t successful. What did I do wrong, and how I can correct it? Answer From the code you posted, it seems as though you didn’t set the index of the dataframe after loading the da…
Showing the proportions of values across each column in a DataFrame in Python
I have created the following DataFrame: Now I wish to show the proportion of each value (0,1,2) across each column. Ideally I’d like to represent this as a stacked bar chart – Column names on the x axis (so 8 bars in total from A to H), with the different colours on the bars representing the propo…
How subplot pairs of photo from different folder
I have 2 folder each has 13 pics. I wanna plot any pair of them. for example the first pic from the first folder next to the first pic in the second folder. and then below it the second pair of photose from the first and second folder. could you please help me. I tried my self but id doesn’t
For loop for assigning colors to a plot python
I am working on a for loop to assign numbers to the classes and I am successful in that but I find it hard to simultaneously insert different colors based on the number of classes using the same for loop but I am getting the error :’list’ object cannot be interpreted as an integer Below is the cod…
Why month x-ticks are labelled wrongly in a datetime index?
I have a dataset of 12 values, with the index being a datetime64 type and I want to plot a bar graph of the data with the x-ticks showing the Month in English. I have used the MonthLocator and DateFormatter functions of matplotlib. These are working for one dataset but not with the other one. The x-ticks mont…
Python SymPy’s plotting legend when using multiple ranges
I am using SymPy’s plotting module, but legends stop working when I start having multiple lines with different ranges (to plot a function f(x) whose definition depend on x like in the following example). I actually haven’t seen any example of this anywhere : Here the legend is ignored. I also trie…