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Ap66-polars_getdataframe_bug_fixes #47

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Merged
cdc-ap66 merged 2 commits into from
Dec 8, 2025
Merged

Ap66-polars_getdataframe_bug_fixes #47

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fbffe3f
resolving schema inference issue
cdc-ap66 Dec 8, 2025
400fd6b
version bump
cdc-ap66 Dec 8, 2025
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12 changes: 10 additions & 2 deletions cfa/dataops/catalog.py
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Original file line number Diff line number Diff line change
Expand Up @@ -422,7 +422,10 @@ def get_dataframe(
df.reset_index(inplace=True, drop=True)
else:
df = pl.concat(
[pl.read_csv(blob) for blob in blob_files],
[
pl.read_csv(blob, infer_schema_length=None)
for blob in blob_files
],
how="diagonal",
)
if pl_lazy:
Expand All @@ -434,7 +437,11 @@ def get_dataframe(
df.reset_index(inplace=True, drop=True)
else:
df = pl.concat(
[pl.read_json(blob) for blob in blob_files],
[
pl.read_json(blob, infer_schema_length=None)
for blob in blob_files
],
how="diagonal",
)
if pl_lazy:
df = df.lazy()
Expand All @@ -448,6 +455,7 @@ def get_dataframe(
else:
df = pl.concat(
[pl.read_ndjson(blob) for blob in blob_files],
how="diagonal",
)
if pl_lazy:
df = df.lazy()
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6 changes: 6 additions & 0 deletions changelog.md
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Expand Up @@ -8,6 +8,12 @@ The versioning pattern is `YYYY.MM.DD.micro(a/b/{none if release})

---

## [2025.12.08.1a]

### Fixed

- Polars dataframe loading+concat from csv/json files that contain varying number of columns (more updates)

## [2025.12.08.0a]

### Fixed
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2 changes: 1 addition & 1 deletion pyproject.toml
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Original file line number Diff line number Diff line change
@@ -1,6 +1,6 @@
[project]
name = "cfa.dataops"
version = "2025.12.08.0a"
version = "2025.12.08.1a"
description = "Data cataloging, ETL, modeling, verification, and validation for CFA"
authors = [
{ name = "Phil Rogers", email = "ap66@cdc.gov" },
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