Method addinivalue_line

src/_pytest/config/__init__.py:1668–1674

Add a line to a configuration option. The option must have been declared but might not yet be set in which case the line becomes the first line in its value.

(self, name: str, line: str)

            )

    def addinivalue_line(self, name: str, line: str) -> None:
        """Add a line to a configuration option. The option must have been
        declared but might not yet be set in which case the line becomes
        the first line in its value."""
        x = self.getini(name)
        assert isinstance(x, list)
        x.append(line)  # modifies the cached list inline

    def getini(self, name: str) -> Any:
        """Return configuration value the an :ref:`configuration file <configfiles>`.