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test_datetime_output_parser_parse() — langchain Function Reference

Architecture documentation for the test_datetime_output_parser_parse() function in test_datetime_parser.py from the langchain codebase.

Function python LangChainCore MessageInterface

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Dependency Diagram

graph TD
  de81deda_658f_2840_abb6_8854468eac66["test_datetime_output_parser_parse()"]
  6885a6a5_f09c_3af0_eccf_09dfd7e595e3["test_datetime_parser.py"]
  de81deda_658f_2840_abb6_8854468eac66 -->|defined in| 6885a6a5_f09c_3af0_eccf_09dfd7e595e3
  style de81deda_658f_2840_abb6_8854468eac66 fill:#6366f1,stroke:#818cf8,color:#fff

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Source Code

libs/langchain/tests/unit_tests/output_parsers/test_datetime_parser.py lines 9–39

def test_datetime_output_parser_parse() -> None:
    parser = DatetimeOutputParser()

    # Test valid input
    date = datetime.now()  # noqa: DTZ005
    datestr = date.strftime(parser.format)
    result = parser.parse(datestr)
    assert result == date

    # Test valid input
    parser.format = "%Y-%m-%dT%H:%M:%S"
    datestr = date.strftime(parser.format)
    result = parser.parse(datestr)
    assert result.year == date.year
    assert result.month == date.month
    assert result.day == date.day
    assert result.hour == date.hour
    assert result.minute == date.minute
    assert result.second == date.second

    # Test valid input
    parser.format = "%H:%M:%S"
    datestr = date.strftime(parser.format)
    result = parser.parse(datestr)
    assert result.hour == date.hour
    assert result.minute == date.minute
    assert result.second == date.second

    # Test invalid input
    with pytest.raises(OutputParserException):
        parser.parse("Invalid date string")

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Frequently Asked Questions

What does test_datetime_output_parser_parse() do?
test_datetime_output_parser_parse() is a function in the langchain codebase, defined in libs/langchain/tests/unit_tests/output_parsers/test_datetime_parser.py.
Where is test_datetime_output_parser_parse() defined?
test_datetime_output_parser_parse() is defined in libs/langchain/tests/unit_tests/output_parsers/test_datetime_parser.py at line 9.

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