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Clarify docs for pytest.main default behavior (#11187) 

Add explicit mentions of the default behavior to both API reference and
how-to section about ways to invoke pytest.

Co-authored-by: Ran Benita <ran@unusedvar.com>
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antosikv 2023-07-09 17:30:33 +02:00 committed by GitHub
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3
doc/en/how-to/usage.rst
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@ -173,7 +173,8 @@ You can invoke ``pytest`` from Python code directly:
this acts as if you would call "pytest" from the command line. this acts as if you would call "pytest" from the command line.
It will not raise :class:`SystemExit` but return the :ref:`exit code <exit-codes>` instead. It will not raise :class:`SystemExit` but return the :ref:`exit code <exit-codes>` instead.
You can pass in options and arguments: If you don't pass it any arguments, ``main`` reads the arguments from the command line arguments of the process (:data:`sys.argv`), which may be undesirable.
You can pass in options and arguments explicitly:
.. code-block:: python .. code-block:: python

4
src/_pytest/config/__init__.py
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@ -137,7 +137,9 @@ def main(
) -> Union[int, ExitCode]: ) -> Union[int, ExitCode]:
"""Perform an in-process test run. """Perform an in-process test run.
:param args: List of command line arguments. :param args:
List of command line arguments. If `None` or not given, defaults to reading
arguments directly from the process command line (:data:`sys.argv`).
:param plugins: List of plugin objects to be auto-registered during initialization. :param plugins: List of plugin objects to be auto-registered during initialization.
:returns: An exit code. :returns: An exit code.