Python dependencies overall migration method

1. Create a new site-packages directory, go to the next site-packages directory;

2. pip freeze performed at site-packages directory> requirements.txt;

3. Check requirements.txt, you can see the current machine dependencies python has generated a list of all

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4. In the current directory execute pip download -rrequirements.txt, you can see the pip start downloading dependencies list of all dependencies

 

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5. Wait for the download is complete, you can see already dependent package files in the current directory

 

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6. The site-packages folder package, we need to move the machine dependencies of these;

7. performed at a current site-packages directory machine: pip install --no-index --find-links = / xxx / xxx / site-packages -r /xxx/xxx/site-packages/requirements.txt

(Where: / xxx / xxx / site-packages dependencies specified path, / xxx / xxx / site-packages / requirements.txt dependencies specified path list);

8. Do pip list, see all the current pip python dependencies installed, you can see we migrated library has been installed successfully

 

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