TestMu 2025 - The Largest Virtual Software Testing Conference is Back | 50,000+ Attendees

How to use test_field_to_column method in pandera

Best Python code snippet using pandera_python

test_filters.py

Source:test_filters.py

...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)...

test_model_components.py

Source:test_model_components.py

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]:...

Blogs

Check out the latest blogs from LambdaTest on this topic:

How To Create Custom Menus with CSS Select

When it comes to UI components, there are two versatile methods that we can use to build it for your website: either we can use prebuilt components from a well-known library or framework, or we can develop our UI components from scratch.

What exactly do Scrum Masters perform throughout the course of a typical day

Many theoretical descriptions explain the role of the Scrum Master as a vital member of the Scrum team. However, these descriptions do not provide an honest answer to the fundamental question: “What are the day-to-day activities of a Scrum Master?”

Acquiring Employee Support for Change Management Implementation

Enterprise resource planning (ERP) is a form of business process management software—typically a suite of integrated applications—that assists a company in managing its operations, interpreting data, and automating various back-office processes. The introduction of a new ERP system is analogous to the introduction of a new product into the market. If the product is not handled appropriately, it will fail, resulting in significant losses for the business. Most significantly, the employees’ time, effort, and morale would suffer as a result of the procedure.

Feeding your QA Career – Developing Instinctive & Practical Skills

The QA testing profession requires both educational and long-term or experience-based learning. One can learn the basics from certification courses and exams, boot camp courses, and college-level courses where available. However, developing instinctive and practical skills works best when built with work experience.

A Detailed Guide To Xamarin Testing

Xamarin is an open-source framework that offers cross-platform application development using the C# programming language. It helps to simplify your overall development and management of cross-platform software applications.

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.