Remove @cpython_only decorators (it's just C API)

Author: encukou

Lib/test/test_call.py

@@ -171,7 +171,6 @@ def test_oldargs1_2_kw(self):
 
 
 
-@cpython_only
 class TestCallingConventions(unittest.TestCase):
     """Test calling using various C calling conventions (METH_*) from Python
 
@@ -311,23 +310,20 @@ def test_fastcall_keywords_ext(self):
         )
 
 
-@cpython_only
 class TestCallingConventionsInstance(TestCallingConventions):
     """Test calling instance methods using various calling conventions"""
 
     def setUp(self):
         self.obj = self.expected_self = _testcapi.MethInstance()
 
 
-@cpython_only
 class TestCallingConventionsClass(TestCallingConventions):
     """Test calling class methods using various calling conventions"""
 
     def setUp(self):
         self.obj = self.expected_self = _testcapi.MethClass
 
 
-@cpython_only
 class TestCallingConventionsClassInstance(TestCallingConventions):
     """Test calling class methods on instance"""
 
@@ -336,7 +332,6 @@ def setUp(self):
         self.expected_self = _testcapi.MethClass
 
 
-@cpython_only
 class TestCallingConventionsStatic(TestCallingConventions):
     """Test calling static methods using various calling conventions"""
 
@@ -373,7 +368,6 @@ def static_method():
 
 NULL_OR_EMPTY = object()
 
-@cpython_only
 class FastCallTests(unittest.TestCase):
     """Test calling using various callables from C
     """