Inspect structure
ODA-2 Order: #2 Explore Data and Find Signal Has Dependencies
Updated 1 month, 2 weeks ago
Guidance
Immediately after loading, check .head()/.tail(), len(), .shape, .dtypes, .index, .columns (and .ndim for any raw numpy arrays). This is the standard first look that catches wrong delimiters, misparsed headers, or unexpected types before you build anything on top of them.
Details
- Order:
- #2
- Phase:
- Predecessor:
- ODA-1 Load selected datasets into DataFrames
- Successor:
- ODA-3 Handle missing and invalid data
- Created:
- Sep 18, 2026
- Last Updated:
- Sep 18, 2026
Workflow
Organize and Clean Data
Turn the selected raw datasets into one clean, combined, correctly-shaped working DataFrame — the shared substrate every later exploration step …
View WorkflowAssigned Agent
EDA Practitioner
The person or AI system running this playbook end to end — analyst, programmer, and …
Required Skills
- Pandas Data Structure Manipulation Tabular Data Engineering pandas, numpy
Rules
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Input Artifacts
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Output Artifacts
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