Use modern except syntax throughout project

The syntax "except Exception, exc:" is deprecated. All Python versions
supported by psycopg2 support the newer, modern syntax. Forward
compatible with future Python versions.
This commit is contained in:
Jon Dufresne 2017-11-20 20:00:35 -08:00
parent 7a2dd85caa
commit 390e43fcb1
14 changed files with 31 additions and 31 deletions

View File

@ -363,7 +363,7 @@ class NamedTupleCursor(_cursor):
try:
from collections import namedtuple
except ImportError, _exc:
except ImportError as _exc:
def _make_nt(self):
raise self._exc
else:

View File

@ -65,7 +65,7 @@ def test_suite():
import psycopg2
try:
cnn = psycopg2.connect(dsn)
except Exception, e:
except Exception as e:
print "Failed connection to test db:", e.__class__.__name__, e
print "Please set env vars 'PSYCOPG2_TESTDB*' to valid values."
sys.exit(1)

View File

@ -444,7 +444,7 @@ class AsyncTests(ConnectingTestCase):
try:
cnn = psycopg2.connect('dbname=thisdatabasedoesntexist', async_=True)
self.wait(cnn)
except psycopg2.Error, e:
except psycopg2.Error as e:
self.assertNotEqual(str(e), "asynchronous connection failed",
"connection error reason lost")
else:

View File

@ -81,7 +81,7 @@ class AsyncTests(ConnectingTestCase):
try:
cnn = psycopg2.connect('dbname=thisdatabasedoesntexist', async=True)
self.wait(cnn)
except psycopg2.Error, e:
except psycopg2.Error as e:
self.assertNotEqual(str(e), "asynchronous connection failed",
"connection error reason lost")
else:

View File

@ -63,7 +63,7 @@ class CancelTests(ConnectingTestCase):
conn.rollback()
cur.execute("select 1")
self.assertEqual(cur.fetchall(), [(1, )])
except Exception, e:
except Exception as e:
errors.append(e)
raise
@ -71,7 +71,7 @@ class CancelTests(ConnectingTestCase):
cur = conn.cursor()
try:
conn.cancel()
except Exception, e:
except Exception as e:
errors.append(e)
raise
del cur

View File

@ -358,7 +358,7 @@ class ParseDsnTestCase(ConnectingTestCase):
try:
# unterminated quote after dbname:
ext.parse_dsn("dbname='test 2 user=tester password=secret")
except ProgrammingError, e:
except ProgrammingError as e:
raised = True
self.assertTrue(str(e).find('secret') < 0,
"DSN was not exposed in error message")
@ -376,7 +376,7 @@ class ParseDsnTestCase(ConnectingTestCase):
try:
# extra '=' after port value
ext.parse_dsn(dsn='postgresql://tester:secret@/test?port=1111=x')
except psycopg2.ProgrammingError, e:
except psycopg2.ProgrammingError as e:
raised = True
self.assertTrue(str(e).find('secret') < 0,
"URI was not exposed in error message")

View File

@ -364,7 +364,7 @@ conn.close()
# curs.copy_from, BrokenRead(), "tcopy")
try:
curs.copy_from(BrokenRead(), "tcopy")
except Exception, e:
except Exception as e:
self.assert_('ZeroDivisionError' in str(e))
def test_copy_to_propagate_error(self):

View File

@ -48,7 +48,7 @@ class ErrocodeTests(ConnectingTestCase):
def f(pg_code='40001'):
try:
errorcodes.lookup(pg_code)
except Exception, e:
except Exception as e:
errs.append(e)
for __ in xrange(MAX_CYCLES):

View File

@ -152,7 +152,7 @@ class ExceptionsTestCase(ConnectingTestCase):
cur = self.conn.cursor()
try:
cur.execute("select * from nonexist")
except psycopg2.Error, exc:
except psycopg2.Error as exc:
e = exc
self.assertEqual(e.pgcode, '42P01')
@ -163,7 +163,7 @@ class ExceptionsTestCase(ConnectingTestCase):
cur = self.conn.cursor()
try:
cur.execute("select * from nonexist")
except psycopg2.Error, exc:
except psycopg2.Error as exc:
e = exc
diag = e.diag
@ -182,7 +182,7 @@ class ExceptionsTestCase(ConnectingTestCase):
cur = self.conn.cursor()
try:
cur.execute("select * from nonexist")
except psycopg2.Error, exc:
except psycopg2.Error as exc:
e = exc
self.assertEqual(e.diag.sqlstate, '42P01')
@ -196,7 +196,7 @@ class ExceptionsTestCase(ConnectingTestCase):
cur = self.conn.cursor()
try:
cur.execute("select * from nonexist")
except psycopg2.Error, exc:
except psycopg2.Error as exc:
return cur, exc
cur, e = tmp()
@ -221,7 +221,7 @@ class ExceptionsTestCase(ConnectingTestCase):
cur = self.conn.cursor()
try:
cur.copy_to(f, 'nonexist')
except psycopg2.Error, exc:
except psycopg2.Error as exc:
diag = exc.diag
self.assertEqual(diag.sqlstate, '42P01')
@ -230,14 +230,14 @@ class ExceptionsTestCase(ConnectingTestCase):
cur = self.conn.cursor()
try:
cur.execute("l'acqua e' poca e 'a papera nun galleggia")
except Exception, exc:
except Exception as exc:
diag1 = exc.diag
self.conn.rollback()
try:
cur.execute("select level from water where ducks > 1")
except psycopg2.Error, exc:
except psycopg2.Error as exc:
diag2 = exc.diag
self.assertEqual(diag1.sqlstate, '42601')
@ -254,7 +254,7 @@ class ExceptionsTestCase(ConnectingTestCase):
cur.execute("insert into test_deferred values (1,2)")
try:
self.conn.commit()
except psycopg2.Error, exc:
except psycopg2.Error as exc:
e = exc
self.assertEqual(e.diag.sqlstate, '23503')
@ -267,7 +267,7 @@ class ExceptionsTestCase(ConnectingTestCase):
)""")
try:
cur.execute("insert into test_exc values(2)")
except psycopg2.Error, exc:
except psycopg2.Error as exc:
e = exc
self.assertEqual(e.pgcode, '23514')
self.assertEqual(e.diag.schema_name[:7], "pg_temp")
@ -282,7 +282,7 @@ class ExceptionsTestCase(ConnectingTestCase):
cur = self.conn.cursor()
try:
cur.execute("select * from nonexist")
except psycopg2.Error, exc:
except psycopg2.Error as exc:
e = exc
e1 = pickle.loads(pickle.dumps(e))
@ -297,7 +297,7 @@ class ExceptionsTestCase(ConnectingTestCase):
import pickle
try:
psycopg2.connect('dbname=nosuchdatabasemate')
except psycopg2.Error, exc:
except psycopg2.Error as exc:
e = exc
e1 = pickle.loads(pickle.dumps(e))

View File

@ -145,7 +145,7 @@ class DeadlockSerializationTests(ConnectingTestCase):
step1.set()
step2.wait()
curs.execute("LOCK table2 IN ACCESS EXCLUSIVE MODE")
except psycopg2.DatabaseError, exc:
except psycopg2.DatabaseError as exc:
self.thread1_error = exc
step1.set()
conn.close()
@ -158,7 +158,7 @@ class DeadlockSerializationTests(ConnectingTestCase):
curs.execute("LOCK table2 IN ACCESS EXCLUSIVE MODE")
step2.set()
curs.execute("LOCK table1 IN ACCESS EXCLUSIVE MODE")
except psycopg2.DatabaseError, exc:
except psycopg2.DatabaseError as exc:
self.thread2_error = exc
step2.set()
conn.close()
@ -195,7 +195,7 @@ class DeadlockSerializationTests(ConnectingTestCase):
step2.wait()
curs.execute("UPDATE table1 SET name='task1' WHERE id = 1")
conn.commit()
except psycopg2.DatabaseError, exc:
except psycopg2.DatabaseError as exc:
self.thread1_error = exc
step1.set()
conn.close()
@ -207,7 +207,7 @@ class DeadlockSerializationTests(ConnectingTestCase):
step1.wait()
curs.execute("UPDATE table1 SET name='task2' WHERE id = 1")
conn.commit()
except psycopg2.DatabaseError, exc:
except psycopg2.DatabaseError as exc:
self.thread2_error = exc
step2.set()
conn.close()

View File

@ -443,7 +443,7 @@ class ByteaParserTest(unittest.TestCase):
def setUp(self):
try:
self._cast = self._import_cast()
except Exception, e:
except Exception as e:
self._cast = None
self._exc = e

View File

@ -113,7 +113,7 @@ class TypesExtrasTests(ConnectingTestCase):
psycopg2.extensions.adapt, Foo(), ext.ISQLQuote, None)
try:
psycopg2.extensions.adapt(Foo(), ext.ISQLQuote, None)
except psycopg2.ProgrammingError, err:
except psycopg2.ProgrammingError as err:
self.failUnless(str(err) == "can't adapt type 'Foo'")
def test_point_array(self):

View File

@ -212,7 +212,7 @@ class WithCursorTestCase(WithTestCase):
with conn.cursor('named') as cur:
cur.execute("select 1/0")
cur.fetchone()
except psycopg2.DataError, e:
except psycopg2.DataError as e:
self.assertEqual(e.pgcode, '22012')
else:
self.fail("where is my exception?")

View File

@ -116,7 +116,7 @@ class ConnectingTestCase(unittest.TestCase):
def connect(self, **kwargs):
try:
self._conns
except AttributeError, e:
except AttributeError as e:
raise AttributeError(
"%s (did you forget to call ConnectingTestCase.setUp()?)"
% e)
@ -149,7 +149,7 @@ class ConnectingTestCase(unittest.TestCase):
conn = self.connect(**kwargs)
if conn.async_ == 1:
self.wait(conn)
except psycopg2.OperationalError, e:
except psycopg2.OperationalError as e:
# If pgcode is not set it is a genuine connection error
# Otherwise we tried to run some bad operation in the connection
# (e.g. bug #482) and we'd rather know that.
@ -388,7 +388,7 @@ def skip_if_no_superuser(f):
from psycopg2 import ProgrammingError
try:
return f(self)
except ProgrammingError, e:
except ProgrammingError as e:
import psycopg2.errorcodes
if e.pgcode == psycopg2.errorcodes.INSUFFICIENT_PRIVILEGE:
self.skipTest("skipped because not superuser")