General
PromptBeginner5 minmarkdown
→ df.dropna(subset=[TARGET_COL]
inplace=True)
0
Explore
Find agent skills by outcome
89,410 skills indexed with the new KISS metadata standard.
Showing 24 of 89,410Categories: Data & Insights, Coding & Debugging, General, Openclaw
General
PromptBeginner5 minmarkdown
│ → Use max_iter=10
random_state=42 for reproducibility │
0
General
PromptBeginner5 minmarkdown
│ │ Signs: Missingness correlates with OTHER columns
│
0
General
PromptBeginner5 minmarkdown
**For each flagged column
fill in this analysis card:**
0
General
PromptBeginner5 minmarkdown
For **each column** with missing values
evaluate all three branches simultaneously:
0
General
PromptBeginner5 minmarkdown
missing_report = missing_report.sort_values('Missing_%'
ascending=False)
0
General
PromptBeginner5 minmarkdown
df.replace(DISGUISED_NULLS
np.nan
0
General
PromptBeginner5 minmarkdown
DISGUISED_NULLS = [?
N/A
0
General
PromptBeginner5 minmarkdown
- e.g.
Price is the target — rows missing it are unusable
0
General
PromptBeginner5 minmarkdown
- e.g.
Age cannot be 0 or negative
0
General
PromptBeginner5 minmarkdown
- e.g.
CustomerID must be unique and non-null
0
General
PromptBeginner5 minmarkdown
MODEL_TYPE = [e.g.
XGBoost / LinearRegression / Neural Network]
0
General
PromptBeginner5 minmarkdown
- Watch for: ?
N/A
0
General
PromptBeginner5 minmarkdown
- Boolean → binary flags (0/1
True/False)
0
General
PromptBeginner5 minmarkdown
TARGET_COL = [e.g.
price]
0
General
PromptBeginner5 minmarkdown
| `PROMPT()` | This master template — governs all reasoning
rules
0
Coding & Debugging
PromptBeginner5 minmarkdown
You are a **Senior Data Scientist and ML Pipeline Engineer** specializing in data quality
feature engineering
0
General
PromptBeginner5 minmarkdown
MISSING VALUES HANDLER
# PROMPT() — UNIVERSAL MISSING VALUES HANDLER
0
Coding & Debugging
PromptBeginner5 minmarkdown
Provide structured updates to `PROGRESS.md` to keep the context usage under 40%. Do not make direct code changes to other files; focus exclusively on keeping the project's memory clean
accurate
0
General
PromptBeginner5 minmarkdown
- **Modular References**: Linking to secondary markdowns (like PRDs
sprint_todo.md
0
General
PromptBeginner5 minmarkdown
- **Architectural Constraints**: Ensuring that strict structural rules
DevSecOps guidelines
0
General
PromptBeginner5 minmarkdown
- **State Tracking**: Accurately updating the Progress/Status section with `[x] Done`
`[ ] Current`
0
General
PromptBeginner5 minmarkdown
description: Creates
updates
0
General
PromptBeginner5 minmarkdown
3 adjacent concepts the user should look at next
with one sentence on why.
0