P1: 100% Source code  
P2: 80% code  
   20% language

Code Data Recipe [Staceder]
1) Order by Repo ✓
2) Call Heuristic Filters ×
3) Group by Repo, lang -> minhash ✓
4) Pack into Repo-level docs Δ
5) Select PL's Δ

i) Pack into FIM tokens X

✓: Eng Done  
X: Eng definitively NOT done  
D: so so easy

Use Preprocessed codetext, web text