As you can read, the function validate_data should check the imported file for corrupt and valid lines, then append them to the correct list, and print them. It works, except that, as you can probably see, the lines will not print in a single line. I’m sure I have to make two other lists to append the correct data into
How to add dotted or dashed line to png in Python?
Hello I want a draw a dashed or dotted line to png, I couldn’t find How can I do that, Can someone help ? im = Image.new(‘RGB’, (2000,2000),tuple(int(hex_color[i:i+2], 16) for i in (0, 2, 4))) print(“…Saving…”) im.save(‘C:\Users\th3m1s\Desktop\Lejant\’+str(legend_code)+’.png’, quality=100) Result is click here Answer Have you considered creating a new image with vertical lines as well as horizontal lines, slightly taller
How to save each line of a file to a new file (every line a new file) and do that for multiple original files
I have 5 files from which i want to take each line (24 lines in total) and save it to a new file. I managed to find a code which will do that but they way it is, every time i have to manually change the number of the appropriate original file and of the file i want to save
Matplotlib axline is vertical when it should be at an angle…until I change the dates/times for the chart
I’m trying to draw an angled line on a chart with Matplotlib, but there are times when it just draws a vertical line, incorrectly. It appears to be a problem with the dates/times. It’s like there’s a minimum time required between points before it will plot correctly. Can anyone shed any light on this? Answer The reason why this happens
1 px thick line cv2
I need to draw a line in an image where no pixel is thicker than 1 pixel in the horizontal dimension. Despite I use thickness=1 in poly lines, in the resulting plot there may be 2 pixels horizontally adjacent set to 255, like in this pic: How can I prevent to have adjacent pixels set to 255? Or equivalently: what
Plot Over Line with pvpython
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 gives error if ran with pvpython (even if
Find Nth item in comma separated list in Python
I have a large CSV with comma separated lines of varying length. Sorting another set of data I used split(‘,’) in a loop to separate fields, but this method requires each line to have the same number of entries. Is there a way I can look at a line and, independent of the total number of entries, just pull the
Matplotlib – How to remove a specific line or curve
I want to remove a specific line in a plot of multiple lines. Bellow is a given example which is not sufficient for me because it removes only the last plotted line and not the line that I want to remove. How can I do that? How can I address a specific line(by name, by number, by reference) throughout the
matplotlib 2d line line,=plot comma meaning
I’m walking through basic tutorials for matplotlib, and the example code that I’m working on is: Does anyone know what the comma after line (line,=plt.plot(x,y,’-‘)) means? I thought it was a typo but obviously the whole code doesn’t work if I omit the comma. Answer plt.plot returns a list of the Line2D objects plotted, even if you plot only one
How to read specific lines from a file (by line number)?
I’m using a for loop to read a file, but I only want to read specific lines, say line #26 and #30. Is there any built-in feature to achieve this? Answer If the file to read is big, and you don’t want to read the whole file in memory at once: Note that i == n-1 for the nth line.