test_vformat_with_empty_string() — langchain Function Reference

Architecture documentation for the test_vformat_with_empty_string() function in test_formatting.py from the langchain codebase.

Function python LangChainCore MessageInterface

Entity Profile

LangChainCore→ MessageInterface→ test_vformat_with_empty_string() — langchain Function Reference

Dependency Diagram

graph TD
  2415d1b3_9a6c_0225_f1cb_be6dae8d6c19["test_vformat_with_empty_string()"]
  ebdb4f36_5c2e_c9a8_3bea_1b5dbb18c99d["TestStrictFormatter"]
  2415d1b3_9a6c_0225_f1cb_be6dae8d6c19 -->|defined in| ebdb4f36_5c2e_c9a8_3bea_1b5dbb18c99d
  style 2415d1b3_9a6c_0225_f1cb_be6dae8d6c19 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

libs/core/tests/unit_tests/utils/test_formatting.py lines 27–31

    def test_vformat_with_empty_string(self) -> None:
        """Test `vformat` with empty format string."""
        fmt = StrictFormatter()
        result = fmt.vformat("", [], {})
        assert result == ""