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What is the role of pyqtgraph in python, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain for you in detail, people with this need can come to learn, I hope you can gain something.

1. Brief introduction to pyqtgraph

1 characteristics of pyqtgraph

About the comparison between pyqtgraph and Matplotlib, the general points are as follows:

Pyqtgraph is not as complete and mature as Matplotlib in drawing, but it runs faster.

Matplotlib aims to draw high-quality images, while pyqtgraph is mainly for data capture and data analysis applications.

More friendly to python and qt programming than Matplotlib,pyqtgraph

Pyqtgraph has better image interaction, 3D display, etc.

2 pyqtgraph installation

Generally, when used with PyQt5, these should be pre-installed. We only mention pyqtgraph here:

Pip install pyqtgraph

3 complete set of pyqtgraph instances

The official provides a collection of examples, including the display and source code, which is very easy to learn and runs through the following code:

Import pyqtgraph.examplespyqtgraph.examples.run ()

After running, the following GUI interface appears

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