Persist N/A for missing percent enrollment change

adpena · adpena · commit a0be32eb7f7c · 2026-02-20T17:56:52.000-06:00
diff --git a/.cache/entities_Current_Districts_2025_Schools_2024_to_2025.sqlite b/.cache/entities_Current_Districts_2025_Schools_2024_to_2025.sqlite
@@ -1,3 +1,3 @@
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diff --git a/.cache/map_payloads_Current_Districts_2025_Schools_2024_to_2025.sqlite b/.cache/map_payloads_Current_Districts_2025_Schools_2024_to_2025.sqlite
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diff --git a/.cache/repo_Current_Districts_2025_Schools_2024_to_2025.pkl.gz b/.cache/repo_Current_Districts_2025_Schools_2024_to_2025.pkl.gz
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diff --git a/pyproject.toml b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "teadata"
-version = "0.0.115"
+version = "0.0.116"
 description = "Pythonic data engine for Texas education datasets"
 authors = [{name="Alejandro Peña", email="adpena@gmail.com"}]
 readme = "README.md"
diff --git a/teadata/.cache/entities_Current_Districts_2025_Schools_2024_to_2025.sqlite b/teadata/.cache/entities_Current_Districts_2025_Schools_2024_to_2025.sqlite
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diff --git a/teadata/.cache/map_payloads_Current_Districts_2025_Schools_2024_to_2025.sqlite b/teadata/.cache/map_payloads_Current_Districts_2025_Schools_2024_to_2025.sqlite
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diff --git a/teadata/.cache/repo_Current_Districts_2025_Schools_2024_to_2025.pkl.gz b/teadata/.cache/repo_Current_Districts_2025_Schools_2024_to_2025.pkl.gz
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diff --git a/teadata/entities.py b/teadata/entities.py
@@ -384,7 +384,9 @@ def to_dict(
             percent_change = None
 
         derived_attrs = {
-            "percent_enrollment_change": percent_change,
+            "percent_enrollment_change": (
+                percent_change if percent_change is not None else "N/A"
+            ),
             "num_charter_transfer_destinations": self.num_charter_transfer_destinations,
             "num_charter_transfer_destinations_masked": self.num_charter_transfer_destinations_masked,
             "total_unmasked_charter_transfers_out": self.total_unmasked_charter_transfers_out,
diff --git a/teadata/load_data.py b/teadata/load_data.py
@@ -608,7 +608,7 @@ def _materialize_percent_enrollment_change(repo: DataEngine) -> int:
 
         percent_change = _compute_percent_enrollment_change(campus)
         if percent_change is None:
-            meta.pop("percent_enrollment_change", None)
+            meta["percent_enrollment_change"] = "N/A"
             continue
         meta["percent_enrollment_change"] = percent_change
         materialized += 1
diff --git a/tests/test_entities.py b/tests/test_entities.py
@@ -37,4 +37,4 @@ def test_campus_to_dict_handles_missing_percent_enrollment_change():
     result = campus.to_dict()
 
     assert "percent_enrollment_change" in result
-    assert result["percent_enrollment_change"] is None
+    assert result["percent_enrollment_change"] == "N/A"
diff --git a/tests/test_load_data_percent_enrollment_change.py b/tests/test_load_data_percent_enrollment_change.py
@@ -50,7 +50,7 @@ def test_materialize_percent_enrollment_change_rounds_to_tenths():
     assert campus.meta["percent_enrollment_change"] == pytest.approx(15.1)
 
 
-def test_materialize_percent_enrollment_change_clears_stale_value_when_missing_inputs():
+def test_materialize_percent_enrollment_change_writes_na_when_missing_inputs():
     campus = _make_campus(
         enrollment=110,
         meta={"percent_enrollment_change": 123.0},
@@ -60,4 +60,4 @@ def test_materialize_percent_enrollment_change_clears_stale_value_when_missing_i
     updated = _materialize_percent_enrollment_change(repo)
 
     assert updated == 0
-    assert "percent_enrollment_change" not in campus.meta
+    assert campus.meta["percent_enrollment_change"] == "N/A"
diff --git a/uv.lock b/uv.lock
