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The original draft was missing entries because notebook cell 63 was
truncated in the audit. Reading the full cell surfaced:
- Saint Martin (MAF) + Saint Barthélémy (BLM) as additional sister
Admin 0 territories (small Caribbean islands, scaled up significantly
for visibility — 5x and 8x respectively)
- Paris + petite couronne (Hauts-de-Seine, Seine-Saint-Denis,
Val-de-Marne) as a metropolitan zoom-in (group + translate + scale 3x)
- Per-territory metadata renames (Polynésie française, Nouvelle-
Calédonie, etc.) + ISO 3166-2 code assignments (FR-PF, FR-NC, etc.)
Schema additions:
- base_repositions[].group: true — when match yields multiple features,
transform them as a single MultiPolygon then split back out
(preserves per-feature attributes). Used for the Paris zoom-in.
- additions[].set: { name, iso_3166_2, ... } — override attributes on
the added/dissolved feature
SPM offset placeholder is gone; composite definition now matches the
notebook's output exactly (modulo the build script implementing the
declarative schema).
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Country Map data pipeline
This directory contains the build pipeline that turns upstream Natural Earth data into the GeoJSON files consumed by @superset-ui/plugin-chart-country-map.
It replaces the legacy scripts/Country Map GeoJSON Generator.ipynb notebook. See SIP_DRAFT.md in the parent directory for the full design rationale.
Layout
scripts/
build.sh # one-shot reproducible build
README.md # this file
config/ # declarative YAML — handles ~95% of fixes
name_overrides.yaml # typos, deprecated ISO codes, admin renames
flying_islands.yaml # repositioning + bbox drops for far-flung territories
territory_assignments.yaml # add features from sibling Admin 0 records
regional_aggregations.yaml # dissolve Admin 1 into administrative regions
composite_maps.yaml # multi-country composites (e.g. France-with-Overseas)
procedural/ # escape hatch — handles the rare 5%
README.md # when to use, when not
NN_<descriptive_name>.py # one focused script per genuine edge case
output/ # gitignored — build artifacts
Operating principles
- Default tool: declarative YAML. Most touchups are renames, repositions, dissolves, or filters — all expressible in YAML. Diffs are small, conflicts localize cleanly to one entry, contributors can submit "fix typo X" as a one-line PR.
- Escape hatch:
procedural/directory of small, named, single-purpose Python scripts for the rare cases YAML can't express cleanly. Each script has a header comment explaining why it's not in YAML. Seeprocedural/README.mdfor the bar. - Build is reproducible from a pinned NE version.
build.shrecords the NE git SHA it consumed; outputs are deterministic given inputs. - CI regenerates on schema change and opens a PR if outputs differ. Maintainers review the cartographic diff in legible GeoJSON, not opaque notebook JSON.
Workflow for adding a fix
- Identify the upstream NE issue (wrong name, missing territory, etc.).
- Try YAML first. Add the smallest possible entry to the appropriate config file with a
descriptionfield explaining the fix. - If YAML can't express it cleanly, add a numbered script in
procedural/with a header comment explaining why YAML didn't fit. - Run
build.shlocally, verify the output GeoJSON looks right. - Open PR. Reviewer sees the YAML diff (or new procedural script) plus the regenerated GeoJSON.
See also
SIP_DRAFT.md(parent dir) — design rationale, notebook audit, obsolescence checkprocedural/README.md— when to use the escape hatch