Fix Bad Magic Number Error by not generating Bytecodes

[jaiongit]

Description

This fixes the bad magic number error which is caused when user tries to run Flask UI through Python3, assuming the user has already tried running the Flask UI through Python2.
This also fixes potential bad magic number error when using over CLI.

Fixes #150 #127

Type of change

• Bug fix (non-breaking change which fixes an issue)

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• Any dependent changes have been merged and published in downstream modules
• I have added the reviewer: @Kashish121

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[Kashish121]

Great job @jaiongit ! ✨

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