246         raise self.UnsupportedOperation("not seekable")
249         raise self.UnsupportedOperation("not seekable")
252         raise self.UnsupportedOperation("not seekable")
255     UnsupportedOperation = io.UnsupportedOperation  variable in CMockUnseekableIO
258     UnsupportedOperation = pyio.UnsupportedOperation  variable in PyMockUnseekableIO
405         exc = self.UnsupportedOperation
1210         self.assertRaises(self.UnsupportedOperation, bufio.tell)
1211         self.assertRaises(self.UnsupportedOperation, bufio.seek, 0)
1488         self.assertRaises(self.UnsupportedOperation, bufio.tell)
1489         self.assertRaises(self.UnsupportedOperation, bufio.seek, 0)
1491         self.assertRaises(self.UnsupportedOperation, bufio.seek, 0)
1492         self.assertRaises(self.UnsupportedOperation, bufio.tell)
1535         self.assertRaises(self.UnsupportedOperation, bufio.truncate)
1536         self.assertRaises(self.UnsupportedOperation, bufio.truncate, 0)
1961         self.assertRaises(self.UnsupportedOperation, pair.detach)
3347         self.assertRaises(self.UnsupportedOperation, txt.tell)
3348         self.assertRaises(self.UnsupportedOperation, txt.seek, 0)
3559         with self.assertRaises(self.UnsupportedOperation):
3561         with self.assertRaises(self.UnsupportedOperation):