See [my Python setup notes](/linux/setup-notes/Python_Setup).

# Force Reinstall
To force reinstall of all packages.
```bash
#!/bin/bash

pip freeze --local >| pipfreeze.txt
grep == pipfreeze.txt | cut -f1 -d= >| pipfreeze2.txt
pip install --upgrade --force-reinstall --no-cache-dir $(<pipfreeze2.txt)
```
This was adapted from [this gist](https://gist.github.com/mjrinker/a23e6336661bb29f6523028575d636e8).