Adding tick marks on Thetagrid lines of a polar plot
问题 I've adapted this sample: Matplotlib: Polar plot axis tick label location. I want to add tick marks next to the tick labels (A, B, C, D and E) along the thetagrid from the center of the polar axis to the thetagrid labels. Also, I want a round circle ending each line, directly below the thetagrid titles (TG01, TG02, etc.). You will see these tick labels and thetagrid titles in my code sample. Visually, here's part of line TG01 to demonstrate what I'm looking for: Here's my current code: import