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Secret Recipes of the Python Ninja
book

Secret Recipes of the Python Ninja

by Cody Jackson
May 2018
Intermediate to advanced content levelIntermediate to advanced
380 pages
9h 37m
English
Packt Publishing
Content preview from Secret Recipes of the Python Ninja

Utilizing requirement files and resolving conflicts

As mentioned previously, a requirements file, requirements.txt, can be created to provide a list of packages to install all at once, via pip install -r requirements.txt. The requirements file can specify specific or minimum versions, or simply specify the library name and the latest version will be installed.

It should be noted that files pulled from the requirements file aren't necessarily installed in a particular order. If you require certain packages to be installed prior to others, you will have to take measures to ensure that the installation is sequential, such as having multiple pip install calls.

Requirements files can specify version numbers of packages explicitly. For example, ...

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Publisher Resources

ISBN: 9781788294874Supplemental Content