Use a constraints file while installing dependencies.
Section: Requirements Files
Install with constraints
bash
bash
python -m pip install -r requirements.txt -c constraints.txtExplanation
Constraints restrict versions without necessarily declaring top-level requirements.
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Same sheet · prioritizing Requirements Files
Install from requirements file
Install dependencies listed in a requirements file.
Write frozen versions to requirements.txt
Generate a pinned requirements file from the active environment.
Install multiple requirements files
Combine base and environment-specific requirement lists.
Use eager upgrade strategy
Upgrade transitive dependencies more aggressively.
Require wheels for a package
Only accept binary wheels for a named package.
Install current project in editable mode
Install a local project with editable imports.