remove raises_group alias, doc fixes after review

Author: jakkdl

doc/en/how-to/assert.rst

@@ -225,9 +225,9 @@ Check the documentation on :class:`pytest.RaisesGroup` and :class:`pytest.Raises
                if very_unlucky():
                    excs.append(EXTREMELYBADERROR())
                raise ExceptionGroup("", excs)
-           # this passes regardless of if there's other exceptions
+           # This passes regardless of if there's other exceptions.
            assert excinfo.group_contains(ValueError)
-           # you can't simply list all exceptions you *don't* want to get here
+           # You can't simply list all exceptions you *don't* want to get here.
 
 
    There is no good way of using :func:`excinfo.group_contains() <pytest.ExceptionInfo.group_contains>` to ensure you're not getting *any* other exceptions than the one you expected.

src/pytest/__init__.py

@@ -62,7 +62,6 @@
 from _pytest.python_api import raises
 from _pytest.raises_group import RaisesExc
 from _pytest.raises_group import RaisesGroup
-from _pytest.raises_group import RaisesGroup as raises_group
 from _pytest.recwarn import deprecated_call
 from _pytest.recwarn import WarningsRecorder
 from _pytest.recwarn import warns
@@ -167,7 +166,6 @@
     "mark",
     "param",
     "raises",
-    "raises_group",
     "register_assert_rewrite",
     "set_trace",
     "skip",