Why does it take twice as long to execute fastlane in Python 3 as in the shell?

fastlane 2.225.0
Python 3.9.7
Xcode 15.3
Build version 15E204a

In python
```
import os
import sys
cmd = 'fastlane ios dev '
code = os.system(cmd)
```

In Shell
```
#/bin/bash
fastlane ios dev
```




