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Update documentation on fixture being invoked more than once in a scope.

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Jeffrey Rackauckas 2018-10-02 20:53:15 -07:00
parent 5e7d427df1
commit 642847c079
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changelog/4058.doc.rst Normal file
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Update fixture documentation to specify that a fixture can be invoked twice in the scope it's defined for.

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doc/en/fixture.rst
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@ -259,6 +259,11 @@ instance, you can simply declare it:
Finally, the ``class`` scope will invoke the fixture once per test *class*. Finally, the ``class`` scope will invoke the fixture once per test *class*.
.. note::
Pytest will only cache one instance of a fixture at a time.
This means that when using a parametrized fixture, it may need to be invoked more than once in the scope it's defined for.
``package`` scope (experimental) ``package`` scope (experimental)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^