remove "StdCapture*.call" classmethod because pytest does not use it.

--HG--
branch : capsimple1

_pytest/capture.py

@@ -409,22 +409,6 @@ class EncodedFile(object):
 
 
 class Capture(object):
-    def call(cls, func, *args, **kwargs):
-        """ return a (res, out, err) tuple where
-            out and err represent the output/error output
-            during function execution.
-            call the given function with args/kwargs
-            and capture output/error during its execution.
-        """
-        so = cls()
-        so.startall()
-        try:
-            res = func(*args, **kwargs)
-        finally:
-            out, err = so.reset()
-        return res, out, err
-    call = classmethod(call)
-
     def reset(self):
         """ reset sys.stdout/stderr and return captured output as strings. """
         if hasattr(self, '_reset'):

testing/test_capture.py

@@ -896,17 +896,6 @@ class TestStdCaptureFD(TestStdCapture):
         assert out == "123"
         assert err == "abc"
 
-    def test_callcapture(self):
-        def func(x, y):
-            print (x)
-            sys.stderr.write(str(y))
-            return 42
-
-        res, out, err = capture.StdCaptureFD.call(func, 3, y=4)
-        assert res == 42
-        assert out.startswith("3")
-        assert err.startswith("4")
-
     def test_many(self, capfd):
         def f():
             for i in range(10):
@@ -977,26 +966,6 @@ def test_capture_no_sys():
         capsys.reset()
 
 
-@needsosdup
-def test_callcapture_nofd():
-    def func(x, y):
-        oswritebytes(1, "hello")
-        oswritebytes(2, "hello")
-        print (x)
-        sys.stderr.write(str(y))
-        return 42
-
-    capfd = capture.StdCaptureFD(patchsys=False)
-    capfd.startall()
-    try:
-        res, out, err = capture.StdCapture.call(func, 3, y=4)
-    finally:
-        capfd.reset()
-    assert res == 42
-    assert out.startswith("3")
-    assert err.startswith("4")
-
-
 @needsosdup
 @pytest.mark.parametrize('use', [True, False])
 def test_fdcapture_tmpfile_remains_the_same(tmpfile, use):