How to use test_field_to_column method in pandera

Best Python code snippet using pandera_python

test_filters.py

Source:test_filters.py Github

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...47 for func in l._filters.values():48 rows = func(rows)49 assert not len(rows)50@pytest.mark.asyncio51async def test_field_to_column(db_loader):52 column_name_map_from = str(uuid4())53 l = await db_loader(field_to_column={column_name_map_from: "column"})54 rows = [{column_name_map_from: str(uuid4())}]55 for func in l._filters.values():56 rows = func(rows)57 assert len(rows) == 158 assert "column" in rows[0]59@pytest.mark.asyncio60async def test_drop_non_table_columns(db_loader):61 l = await db_loader()62 column = str(uuid4())63 rows = [{column: str(uuid4())}]64 for func in l._filters.values():65 rows = func(rows)...

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test_model_components.py

Source:test_model_components.py Github

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2from typing import Any3import pytest4import pandera as pa5from pandera.engines.pandas_engine import Engine6def test_field_to_column() -> None:7 """Test that Field outputs the correct column options."""8 for flag in ["nullable", "unique", "coerce", "regex"]:9 for value in [True, False]:10 col = pa.Field(**{flag: value}).to_column( # type: ignore[arg-type]11 pa.DateTime, required=value12 )13 assert isinstance(col, pa.Column)14 assert col.dtype == Engine.dtype(pa.DateTime)15 assert col.properties[flag] == value16 assert col.required == value17def test_field_to_index() -> None:18 """Test that Field outputs the correct index options."""19 for flag in ["nullable", "unique"]:20 for value in [True, False]:...

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