Python tornado.util.raise_exc_info() Examples

The following are 11 code examples of tornado.util.raise_exc_info(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module tornado.util , or try the search function .
Example #1
Source File: util_test.py    From tornado-zh with MIT License 6 votes vote down vote up 
def test_two_arg_exception(self):
        # This test would fail on python 3 if raise_exc_info were simply
        # a three-argument raise statement, because TwoArgException
        # doesn't have a "copy constructor"
        class TwoArgException(Exception):
            def __init__(self, a, b):
                super(TwoArgException, self).__init__()
                self.a, self.b = a, b

        try:
            raise TwoArgException(1, 2)
        except TwoArgException:
            exc_info = sys.exc_info()
        try:
            raise_exc_info(exc_info)
            self.fail("didn't get expected exception")
        except TwoArgException as e:
            self.assertIs(e, exc_info[1])
Example #2
Source File: util_test.py    From tornado-zh with MIT License 6 votes vote down vote up 
def test_two_arg_exception(self):
        # This test would fail on python 3 if raise_exc_info were simply
        # a three-argument raise statement, because TwoArgException
        # doesn't have a "copy constructor"
        class TwoArgException(Exception):
            def __init__(self, a, b):
                super(TwoArgException, self).__init__()
                self.a, self.b = a, b

        try:
            raise TwoArgException(1, 2)
        except TwoArgException:
            exc_info = sys.exc_info()
        try:
            raise_exc_info(exc_info)
            self.fail("didn't get expected exception")
        except TwoArgException as e:
            self.assertIs(e, exc_info[1])
Example #3
Source File: util_test.py    From viewfinder with Apache License 2.0 6 votes vote down vote up 
def test_two_arg_exception(self):
        # This test would fail on python 3 if raise_exc_info were simply
        # a three-argument raise statement, because TwoArgException
        # doesn't have a "copy constructor"
        class TwoArgException(Exception):
            def __init__(self, a, b):
                super(TwoArgException, self).__init__()
                self.a, self.b = a, b

        try:
            raise TwoArgException(1, 2)
        except TwoArgException:
            exc_info = sys.exc_info()
        try:
            raise_exc_info(exc_info)
            self.fail("didn't get expected exception")
        except TwoArgException as e:
            self.assertIs(e, exc_info[1])
Example #4
Source File: util_test.py    From viewfinder with Apache License 2.0 6 votes vote down vote up 
def test_two_arg_exception(self):
        # This test would fail on python 3 if raise_exc_info were simply
        # a three-argument raise statement, because TwoArgException
        # doesn't have a "copy constructor"
        class TwoArgException(Exception):
            def __init__(self, a, b):
                super(TwoArgException, self).__init__()
                self.a, self.b = a, b

        try:
            raise TwoArgException(1, 2)
        except TwoArgException:
            exc_info = sys.exc_info()
        try:
            raise_exc_info(exc_info)
            self.fail("didn't get expected exception")
        except TwoArgException as e:
            self.assertIs(e, exc_info[1])
Example #5
Source File: util_test.py    From honeything with GNU General Public License v3.0 6 votes vote down vote up 
def test_two_arg_exception(self):
        # This test would fail on python 3 if raise_exc_info were simply
        # a three-argument raise statement, because TwoArgException
        # doesn't have a "copy constructor"
        class TwoArgException(Exception):
            def __init__(self, a, b):
                super(TwoArgException, self).__init__()
                self.a, self.b = a, b

        try:
            raise TwoArgException(1, 2)
        except TwoArgException:
            exc_info = sys.exc_info()
        try:
            raise_exc_info(exc_info)
            self.fail("didn't get expected exception")
        except TwoArgException, e:
            self.assertTrue(e is exc_info[1])
Example #6
Source File: util_test.py    From EventGhost with GNU General Public License v2.0 6 votes vote down vote up 
def test_two_arg_exception(self):
        # This test would fail on python 3 if raise_exc_info were simply
        # a three-argument raise statement, because TwoArgException
        # doesn't have a "copy constructor"
        class TwoArgException(Exception):
            def __init__(self, a, b):
                super(TwoArgException, self).__init__()
                self.a, self.b = a, b

        try:
            raise TwoArgException(1, 2)
        except TwoArgException:
            exc_info = sys.exc_info()
        try:
            raise_exc_info(exc_info)
            self.fail("didn't get expected exception")
        except TwoArgException as e:
            self.assertIs(e, exc_info[1])
Example #7
Source File: helpers.py    From TorMySQL with MIT License 5 votes vote down vote up 
def raise_exc_info(exc_info):
        try:
            raise exc_info[1].with_traceback(exc_info[2])
        finally:
            exc_info = None
Example #8
Source File: helpers.py    From TorMySQL with MIT License 5 votes vote down vote up 
def commit(self):
            self._ensure_conn()
            try:
                yield self._connection.commit()
            except:
                exc_info = sys.exc_info()
                self._connection.close(True)
                raise_exc_info(exc_info)
            else:
                self._connection.close()
            finally:
                self._connection = None
Example #9
Source File: helpers.py    From TorMySQL with MIT License 5 votes vote down vote up 
def rollback(self):
            self._ensure_conn()
            try:
                yield self._connection.rollback()
            except:
                exc_info = sys.exc_info()
                self._connection.close(True)
                raise_exc_info(exc_info)
            else:
                self._connection.close()
            finally:
                self._connection = None
Example #10
Source File: helpers.py    From TorMySQL with MIT License 5 votes vote down vote up 
def execute(self, query, params=None, cursor_cls=None):
            with (yield self.Connection()) as connection:
                cursor = connection.cursor(cursor_cls)
                try:
                    yield cursor.execute(query, params)
                    if not connection._connection.autocommit_mode:
                        yield connection.commit()
                except:
                    exc_info = sys.exc_info()
                    if not connection._connection.autocommit_mode:
                        yield connection.rollback()
                    raise_exc_info(exc_info)
                finally:
                    yield cursor.close()
            raise Return(cursor)
Example #11
Source File: helpers.py    From TorMySQL with MIT License 5 votes vote down vote up 
def executemany(self, query, params=None, cursor_cls=None):
            with (yield self.Connection()) as connection:
                cursor = connection.cursor(cursor_cls)
                try:
                    yield cursor.executemany(query, params)
                    if not connection._connection.autocommit_mode:
                        yield connection.commit()
                except:
                    exc_info = sys.exc_info()
                    if not connection._connection.autocommit_mode:
                        yield connection.rollback()
                    raise_exc_info(exc_info)
                finally:
                    yield cursor.close()
            raise Return(cursor)