Example showing how to make shaded relief plots like Mathematica or Generic Mapping Tools. The use of the following functions, methods, classes and modules is shown in this example:

If you want to change the image data (e.g. draw a rectangle on an image), you could use PIL's ImageDraw, OpenCV, or something similar. Here is PIL's ImageDraw method to draw a …

Do you want to draw some cool pictures with a few lines of Python code? SketchPy is here to help. In this article, let’s look at what sketchpy is and how you can use it to draw pictures using …

Apr 16, 2022 · The only requirement of creating a Shade is to include a method determine_shade, taking only (x,y) coordinates as an argument, and returning a color. Here's an example of …

Apr 24, 2025 · In this article, we will learn about a new module in Python that is Sketchpy which helps the users to trace the sketch and draw the sketch.

Feb 23, 2021 · Pillow provides a drawing module called ImageDraw that you can use to create simple 2D graphics on your Image objects. According to Pillow’s documentation, “you can use …

Mar 7, 2024 · With the turtle module you can draw cartoons, shapes and some cool designs. It is a great library for drawing things in python. I will show you the basic and advanced python …

There are two ways to draw filled shapes: scatter traces and layout.shapes which is mostly useful for the 2d subplots, and defines the shape type to be drawn, and can be rectangle, circle, line, …

axes.Axes.pcolormesh and pcolor have a few options for how grids are laid out and the shading between the grid points. Generally, if Z has shape (M, N) then the grid X and Y can be …

May 1, 2020 · A quick guide to applying image filtering (brightening/darkening) in Python with OpenCV and Numpy.