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ENH: pass through schema keyword in to_parquet for pyarrow #30270

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Merged
merged 10 commits into from
Dec 18, 2019
Merged

ENH: pass through schema keyword in to_parquet for pyarrow #30270

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39574c2
schema as optional arg
ieaves Dec 13, 2019
1ffd4fd
black
ieaves Dec 13, 2019
8b5eba3
test
ieaves Dec 15, 2019
96c2b74
whatsnew
ieaves Dec 15, 2019
0c3f651
black
ieaves Dec 15, 2019
96e411d
whatsnew & simplification
ieaves Dec 15, 2019
7a16601
quotes
ieaves Dec 16, 2019
defcb9f
was not paying attention
ieaves Dec 16, 2019
6baf839
Merge branch 'master' of github.com:pandas-dev/pandas into parquet_sc…
ieaves Dec 17, 2019
9cb2332
move to enhancements
jorisvandenbossche Dec 18, 2019
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4 changes: 4 additions & 0 deletions pandas/io/parquet.py
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Original file line number Diff line number Diff line change
Expand Up @@ -96,6 +96,10 @@ def write(
from_pandas_kwargs = {}
else:
from_pandas_kwargs = {"preserve_index": index}

if "schema" in kwargs:
from_pandas_kwargs["schema"] = kwargs.pop("schema")

table = self.api.Table.from_pandas(df, **from_pandas_kwargs)
if partition_cols is not None:
self.api.parquet.write_to_dataset(
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