New issue 634: metafunc.parametrize overwrites scope
https://bitbucket.org/hpk42/pytest/issue/634/metafuncparametrize-overwrites-scope
Nikolaus Rath:
According to http://pytest.org/latest/parametrize.html#the-metafunc-object, the
`scope` parameter overrides the fixture scope *if specified*. But
New issue 635: Fixture scope is non-deterministic
https://bitbucket.org/hpk42/pytest/issue/635/fixture-scope-is-non-deterministic
Nikolaus Rath:
Consider the attached test case. Both fixtures are defined with module scope,
so they should be called just once for each parameter value.
However, so