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Sequence 138 — T7 readiness - pandas independence
Context: Technology Gate B - Programmatic Data Management | Technology Gate
Source: CDMP Master Execution Manual
When / purpose
Prove practical Data Management fluency in pandas.
What you should learn
- Read, inspect, filter, merge, group, validate and write output.
- Explain DataFrame state before/after each transformation.
Resources / limits
Technology Competency Roadmap: active T6–T10 only. Detailed Technology Competency Reference: topic detail/readiness only.
Do this in order
- Start from raw Meridian files.
- Produce one curated exception/analysis output.
- Rebuild the critical transformation from blank.
- Compare row counts and key distributions.
Meridian application
Use Meridian synthetic files and database only for bounded practice.
Create / save
T7 readiness packet.
Stop / boundary
Stop before production data engineering, application development, advanced OOP, orchestration or distributed processing.
Completion gate
You can perform the workflow without a line-by-line tutorial.
NEXT → Sequence 139
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