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This article is a detailed introduction to "how to use python control variable method". The content is detailed, the steps are clear, and the details are properly handled. I hope this article "how to use python control variable method" can help you solve your doubts. Let's go deeper and learn new knowledge together with the ideas of Xiaobian.

Friends who have studied TCGA data mining courses should know that you can use GDC tools to download TCGA data. First, you need to download a compiled binary executable GDC tool software file. A simple bing search can find the official link, as follows:

At this time there are 3 variables, the first is the operating system, can be Windows, macOS, or ubuntu these 3 options, and then the system python version problem, can be 2.7 or 3, if you use GDC tools to TCGA data download encountered errors, you should know that you can from these two aspects to troubleshoot errors!

The first variable controlled is the steering system.

If you are in Windows computer error, you can go to macOS, or ubuntu download the corresponding software to try, if you are in centos, you will encounter the following error:

The second variable that needs to be controlled is the python version.

For example, I am in an ubuntu operating system, and then download the GDC tool corresponding to python3, and successfully downloaded:

If two variable tests ok don't solve the problem

You can also replace your manifest file because the gdc tool downloads from a manifest file. If you replace the manifest file is still unable to download successfully, it may also be your network problems, you can ask friends for help, let everyone test your code.

Read here, this article "python control variable method how to use" article has been introduced, want to master the knowledge points of this article also need to practice to understand, if you want to know more related content of the article, welcome to pay attention to the industry information channel.

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