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Merge ee04e4bc54 into 85ba098cd8

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This commit is contained in:
Andriy Sokolovskiy 2014-11-28 16:11:22 +00:00
commit d7f820dda9
20 changed files with 157 additions and 77 deletions
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2
.travis.yml
View File

@ -3,6 +3,8 @@ language: python
python:
- 2.6
- 2.7
- 3.0
- 3.4
before_script:
- psql -c 'create database psycopg2_test;' -U postgres

4
lib/__init__.py
View File

@ -59,7 +59,7 @@ from psycopg2._psycopg import NotSupportedError, OperationalError
from psycopg2._psycopg import _connect, apilevel, threadsafety, paramstyle
from psycopg2._psycopg import __version__
from psycopg2 import tz
from psycopg2 import tz, _py3
# Register default adapters.
@ -147,7 +147,7 @@ def connect(dsn=None,
if port is not None:
items.append(('port', port))
items.extend([(k, v) for (k, v) in kwargs.iteritems() if v is not None])
items.extend([(k, v) for (k, v) in _py3.iteritems(kwargs) if v is not None])
if dsn is not None and items:
raise TypeError(

19
lib/_py3.py Normal file
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@ -0,0 +1,19 @@
import sys
PY3 = sys.version_info[0] == 3
if PY3:
import _thread
def iteritems(d, **kw):
return iter(d.items(**kw))
thread = _thread
else:
import thread as _thread
def iteritems(d, **kw):
return iter(d.iteritems(**kw))
thread = _thread

5
lib/errorcodes.py
View File

@ -29,6 +29,9 @@ This module contains symbolic names for all PostgreSQL error codes.
# http://www.postgresql.org/docs/current/static/errcodes-appendix.html
#
from psycopg2 import _py3
def lookup(code, _cache={}):
"""Lookup an error code or class code and return its symbolic name.
@ -38,7 +41,7 @@ def lookup(code, _cache={}):
return _cache[code]
# Generate the lookup map at first usage.
for k, v in globals().iteritems():
for k, v in _py3.iteritems(globals()):
if isinstance(v, str) and len(v) in (2, 5):
_cache[v] = k

8
lib/extras.py
View File

@ -26,7 +26,6 @@ and classes until a better place in the distribution is found.
# License for more details.
import os as _os
import sys as _sys
import time as _time
import re as _re
@ -37,6 +36,7 @@ except:
import psycopg2
from psycopg2 import extensions as _ext
from psycopg2 import _py3
from psycopg2.extensions import cursor as _cursor
from psycopg2.extensions import connection as _connection
from psycopg2.extensions import adapt as _A
@ -191,7 +191,7 @@ class DictRow(list):
self._index = data[1]
# drop the crusty Py2 methods
if _sys.version_info[0] > 2:
if _py3.PY3:
items = iteritems; del iteritems
keys = iterkeys; del iterkeys
values = itervalues; del itervalues
@ -332,7 +332,7 @@ class NamedTupleCursor(_cursor):
try:
from collections import namedtuple
except ImportError, _exc:
except ImportError as _exc:
def _make_nt(self):
raise self._exc
else:
@ -788,7 +788,7 @@ def register_hstore(conn_or_curs, globally=False, unicode=False,
array_oid = tuple([x for x in array_oid if x])
# create and register the typecaster
if _sys.version_info[0] < 3 and unicode:
if not _py3.PY3 and unicode:
cast = HstoreAdapter.parse_unicode
else:
cast = HstoreAdapter.parse

4
lib/pool.py
View File

@ -26,6 +26,7 @@ This module implements thread-safe (and not) connection pools.
import psycopg2
import psycopg2.extensions as _ext
from psycopg2 import _py3
class PoolError(psycopg2.Error):
@ -204,8 +205,7 @@ class PersistentConnectionPool(AbstractConnectionPool):
# we we'll need the thread module, to determine thread ids, so we
# import it here and copy it in an instance variable
import thread
self.__thread = thread
self.__thread = _py3.thread
def getconn(self):
"""Generate thread id and return a connection."""

6
tests/__init__.py
View File

@ -55,9 +55,9 @@ def test_suite():
import psycopg2
try:
cnn = psycopg2.connect(dsn)
except Exception, e:
print "Failed connection to test db:", e.__class__.__name__, e
print "Please set env vars 'PSYCOPG2_TESTDB*' to valid values."
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)
else:
cnn.close()

10
tests/test_async.py
View File

@ -30,7 +30,11 @@ from psycopg2 import extensions
import time
import select
import StringIO
try:
from StringIO import StringIO
except ImportError:
from io import StringIO
from testutils import ConnectingTestCase
@ -250,7 +254,7 @@ class AsyncTests(ConnectingTestCase):
# copy should fail
self.assertRaises(psycopg2.ProgrammingError,
cur.copy_from,
StringIO.StringIO("1\n3\n5\n\\.\n"), "table1")
StringIO("1\n3\n5\n\\.\n"), "table1")
def test_lobject_while_async(self):
# large objects should be prohibited
@ -453,7 +457,7 @@ 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:

4
tests/test_cancel.py
View File

@ -60,7 +60,7 @@ 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
@ -68,7 +68,7 @@ class CancelTests(ConnectingTestCase):
cur = conn.cursor()
try:
conn.cancel()
except Exception, e:
except Exception as e:
errors.append(e)
raise

4
tests/test_connection.py
View File

@ -72,10 +72,10 @@ class ConnectionTests(ConnectingTestCase):
cur = conn.cursor()
try:
cur.execute("select pg_terminate_backend(pg_backend_pid())")
except psycopg2.OperationalError, e:
except psycopg2.OperationalError as e:
if e.pgcode != psycopg2.errorcodes.ADMIN_SHUTDOWN:
raise
except psycopg2.DatabaseError, e:
except psycopg2.DatabaseError as e:
# curiously when disconnected in green mode we get a DatabaseError
# without pgcode.
if e.pgcode is not None:

20
tests/test_copy.py
View File

@ -26,8 +26,11 @@ import sys
import string
from testutils import unittest, ConnectingTestCase, decorate_all_tests
from testutils import skip_if_no_iobase, skip_before_postgres
try:
from cStringIO import StringIO
from itertools import cycle, izip
except ImportError:
from io import StringIO
from itertools import cycle
from subprocess import Popen, PIPE
import psycopg2
@ -38,8 +41,10 @@ from testconfig import dsn
if sys.version_info[0] < 3:
_base = object
from itertools import izip
else:
from io import TextIOBase as _base
izip = zip
class MinimalRead(_base):
"""A file wrapper exposing the minimal interface to copy from."""
@ -94,7 +99,7 @@ class CopyTests(ConnectingTestCase):
def test_copy_from_cols(self):
curs = self.conn.cursor()
f = StringIO()
for i in xrange(10):
for i in range(10):
f.write("%s\n" % (i,))
f.seek(0)
@ -106,7 +111,7 @@ class CopyTests(ConnectingTestCase):
def test_copy_from_cols_err(self):
curs = self.conn.cursor()
f = StringIO()
for i in xrange(10):
for i in range(10):
f.write("%s\n" % (i,))
f.seek(0)
@ -135,7 +140,7 @@ class CopyTests(ConnectingTestCase):
about = abin.decode('latin1').replace('\\', '\\\\')
else:
abin = bytes(range(32, 127) + range(160, 256)).decode('latin1')
abin = bytes(list(range(32, 127)) + list(range(160, 256))).decode('latin1')
about = abin.replace('\\', '\\\\')
curs = self.conn.cursor()
@ -157,7 +162,7 @@ class CopyTests(ConnectingTestCase):
abin = ''.join(map(chr, range(32, 127) + range(160, 255)))
about = abin.replace('\\', '\\\\')
else:
abin = bytes(range(32, 127) + range(160, 255)).decode('latin1')
abin = bytes(list(range(32, 127)) + list(range(160, 255))).decode('latin1')
about = abin.replace('\\', '\\\\').encode('latin1')
curs = self.conn.cursor()
@ -179,9 +184,8 @@ class CopyTests(ConnectingTestCase):
abin = ''.join(map(chr, range(32, 127) + range(160, 256)))
abin = abin.decode('latin1')
about = abin.replace('\\', '\\\\')
else:
abin = bytes(range(32, 127) + range(160, 256)).decode('latin1')
abin = bytes(list(range(32, 127)) + list(range(160, 256))).decode('latin1')
about = abin.replace('\\', '\\\\')
import io
@ -219,7 +223,7 @@ class CopyTests(ConnectingTestCase):
def _copy_from(self, curs, nrecs, srec, copykw):
f = StringIO()
for i, c in izip(xrange(nrecs), cycle(string.ascii_letters)):
for i, c in izip(range(nrecs), cycle(string.ascii_letters)):
l = c * srec
f.write("%s\t%s\n" % (i,l))

8
tests/test_cursor.py
View File

@ -324,14 +324,22 @@ class CursorTests(ConnectingTestCase):
@skip_before_postgres(8, 2)
def test_iter_named_cursor_efficient(self):
import sys
curs = self.conn.cursor('tmp')
# if these records are fetched in the same roundtrip their
# timestamp will not be influenced by the pause in Python world.
curs.execute("""select clock_timestamp() from generate_series(1,2)""")
i = iter(curs)
if sys.version[0] == '2':
t1 = (i.next())[0] # the brackets work around a 2to3 bug
time.sleep(0.2)
t2 = (i.next())[0]
else:
t1 = (next(i))[0] # the brackets work around a 2to3 bug
time.sleep(0.2)
t2 = (next(i))[0]
self.assert_((t2 - t1).microseconds * 1e-6 < 0.1,
"named cursor records fetched in 2 roundtrips (delta: %s)"
% (t2 - t1))

19
tests/test_extras_dictcursor.py
View File

@ -15,7 +15,9 @@
# License for more details.
import time
import sys
from datetime import timedelta
import psycopg2
import psycopg2.extras
from testutils import unittest, ConnectingTestCase, skip_before_postgres
@ -325,22 +327,37 @@ class NamedTupleCursorTest(ConnectingTestCase):
i = iter(curs)
self.assertEqual(curs.rownumber, 0)
if sys.version[0] == '2':
t = i.next()
else:
t = next(i)
self.assertEqual(t.i, 1)
self.assertEqual(t.s, 'foo')
self.assertEqual(curs.rownumber, 1)
self.assertEqual(curs.rowcount, 3)
if sys.version[0] == '2':
t = i.next()
else:
t = next(i)
self.assertEqual(t.i, 2)
self.assertEqual(t.s, 'bar')
self.assertEqual(curs.rownumber, 2)
self.assertEqual(curs.rowcount, 3)
if sys.version[0] == '2':
t = i.next()
else:
t = next(i)
self.assertEqual(t.i, 3)
self.assertEqual(t.s, 'baz')
if sys.version[0] == '2':
self.assertRaises(StopIteration, i.next)
else:
self.assertRaises(StopIteration, i.__next__)
self.assertEqual(curs.rownumber, 3)
self.assertEqual(curs.rowcount, 3)
@ -426,7 +443,7 @@ class NamedTupleCursorTest(ConnectingTestCase):
recs.extend(curs.fetchmany(5))
recs.append(curs.fetchone())
recs.extend(curs.fetchall())
self.assertEqual(range(10), [t.i for t in recs])
self.assertEqual(list(range(10)), [t.i for t in recs])
@skip_if_no_namedtuple
def test_named_fetchone(self):

26
tests/test_module.py
View File

@ -145,7 +145,7 @@ 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')
@ -156,7 +156,7 @@ 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
@ -175,7 +175,7 @@ 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')
@ -189,7 +189,7 @@ 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()
@ -208,12 +208,16 @@ class ExceptionsTestCase(ConnectingTestCase):
@skip_copy_if_green
def test_diagnostics_copy(self):
try:
from StringIO import StringIO
except ImportError:
from io import StringIO
f = StringIO()
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')
@ -222,14 +226,14 @@ 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')
@ -246,7 +250,7 @@ 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')
@ -259,7 +263,7 @@ 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")
@ -274,7 +278,7 @@ 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))
@ -289,7 +293,7 @@ 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))

10
tests/test_quote.py
View File

@ -95,7 +95,11 @@ class QuotingTestCase(ConnectingTestCase):
data = u"""some data with \t chars
to escape into, 'quotes', \u20ac euro sign and \\ a backslash too.
"""
data += u"".join(map(unichr, [ u for u in range(1,65536)
if sys.version[0] == '3':
chrtype = chr
else:
chrtype = unichr
data += u"".join(map(chrtype, [ u for u in range(1,65536)
if not 0xD800 <= u <= 0xDFFF ])) # surrogate area
self.conn.set_client_encoding('UNICODE')
@ -112,7 +116,7 @@ class QuotingTestCase(ConnectingTestCase):
if sys.version_info[0] < 3:
data = ''.join(map(chr, range(32, 127) + range(160, 256)))
else:
data = bytes(range(32, 127) + range(160, 256)).decode('latin1')
data = bytes(list(range(32, 127)) + list(range(160, 256))).decode('latin1')
# as string
curs.execute("SELECT %s::text;", (data,))
@ -136,7 +140,7 @@ class QuotingTestCase(ConnectingTestCase):
if sys.version_info[0] < 3:
data = ''.join(map(chr, range(32, 127) + range(128, 256)))
else:
data = bytes(range(32, 127) + range(128, 256)).decode('koi8_r')
data = bytes(list(range(32, 127)) + list(range(128, 256))).decode('koi8_r')
# as string
curs.execute("SELECT %s::text;", (data,))

8
tests/test_transaction.py
View File

@ -143,7 +143,7 @@ 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()
@ -155,7 +155,7 @@ 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()
@ -191,7 +191,7 @@ 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()
@ -202,7 +202,7 @@ 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()

12
tests/test_types_basic.py
View File

@ -54,8 +54,11 @@ class TypesBasicTests(ConnectingTestCase):
def testNumber(self):
s = self.execute("SELECT %s AS foo", (1971,))
self.failUnless(s == 1971, "wrong integer quoting: " + str(s))
s = self.execute("SELECT %s AS foo", (1971L,))
self.failUnless(s == 1971L, "wrong integer quoting: " + str(s))
@testutils.skip_from_python(3)
def testLongNumber(self):
s = self.execute("SELECT %s AS foo", (long(1971),))
self.failUnless(s == long(1971), "wrong integer quoting: " + str(s))
def testBoolean(self):
x = self.execute("SELECT %s as foo", (False,))
@ -285,7 +288,8 @@ class TypesBasicTests(ConnectingTestCase):
self.assertEqual(1, f1)
i1 = self.execute("select -%s;", (-1,))
self.assertEqual(1, i1)
l1 = self.execute("select -%s;", (-1L,))
if sys.version[0] == 2:
l1 = self.execute("select -%s;", (long(-1),))
self.assertEqual(1, l1)
def testGenericArray(self):
@ -365,7 +369,7 @@ 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

29
tests/test_types_extras.py
View File

@ -115,7 +115,7 @@ 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'")
@ -176,7 +176,7 @@ class HstoreTestCase(ConnectingTestCase):
kk = m.group(1).split(b(", "))
vv = m.group(2).split(b(", "))
ii = zip(kk, vv)
ii = list(zip(kk, vv))
ii.sort()
def f(*args):
@ -255,6 +255,10 @@ class HstoreTestCase(ConnectingTestCase):
self.assert_(t[0] is None)
self.assertEqual(t[1], {})
self.assertEqual(t[2], {u'a': u'b'})
if sys.version[0] == '3':
self.assert_(isinstance(t[2].keys()[0], str))
self.assert_(isinstance(t[2].values()[0], str))
else:
self.assert_(isinstance(t[2].keys()[0], unicode))
self.assert_(isinstance(t[2].values()[0], unicode))
@ -315,6 +319,11 @@ class HstoreTestCase(ConnectingTestCase):
@skip_if_no_hstore
def test_roundtrip_unicode(self):
from psycopg2.extras import register_hstore
if sys.version[0] == '3':
chrtype = chr
else:
chrtype = unichr
register_hstore(self.conn, unicode=True)
cur = self.conn.cursor()
@ -325,13 +334,15 @@ class HstoreTestCase(ConnectingTestCase):
for k, v in d1.iteritems():
self.assert_(k in d, k)
self.assertEqual(d[k], v)
if sys.version[0] == '3':
self.assert_(isinstance(k, str))
self.assert_(v is None or isinstance(v, str))
else:
self.assert_(isinstance(k, unicode))
self.assert_(v is None or isinstance(v, unicode))
ok({})
ok({'a': 'b', 'c': None, 'd': u'\u20ac', u'\u2603': 'e'})
ab = map(unichr, range(1, 1024))
ab = map(chrtype, range(1, 1024))
ok({u''.join(ab): u''.join(ab)})
ok(dict(zip(ab, ab)))
@ -501,7 +512,7 @@ class AdaptTypeTestCase(ConnectingTestCase):
'@,A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z,[,"\\\\",],'
'^,_,`,a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,{,|,},'
'~,\x7f)',
map(chr, range(1, 128)))
list(map(chr, range(1, 128))))
ok('(,"\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f'
'\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f !'
'""#$%&\'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\\\]'
@ -1577,7 +1588,7 @@ class RangeCasterTestCase(ConnectingTestCase):
from psycopg2.tz import FixedOffsetTimezone
cur = self.conn.cursor()
d1 = date(2012, 01, 01)
d1 = date(2012, 1, 1)
d2 = date(2012, 12, 31)
r = DateRange(d1, d2)
cur.execute("select %s", (r,))
@ -1650,8 +1661,8 @@ class RangeCasterTestCase(ConnectingTestCase):
bounds = [ '[)', '(]', '()', '[]' ]
ranges = [ TextRange(low, up, bounds[i % 4])
for i, (low, up) in enumerate(zip(
[None] + map(chr, range(1, 128)),
map(chr, range(1,128)) + [None],
[None] + list(map(chr, range(1, 128))),
list(map(chr, range(1,128))) + [None],
))]
ranges.append(TextRange())
ranges.append(TextRange(empty=True))

2
tests/test_with.py
View File

@ -207,7 +207,7 @@ class WithCursorTestCase(WithTestCase):
with self.conn as conn:
with conn.cursor('named') as cur:
cur.execute("select 1/0")
except psycopg2.DataError, e:
except psycopg2.DataError as e:
self.assertEqual(e.pgcode, '22012')
else:
self.fail("where is my exception?")

4
tests/testutils.py
View File

@ -97,7 +97,7 @@ class ConnectingTestCase(unittest.TestCase):
def connect(self, **kwargs):
try:
self._conns
except AttributeError, e:
except AttributeError as e:
raise AttributeError(
"%s (did you remember calling ConnectingTestCase.setUp()?)"
% e)
@ -270,7 +270,7 @@ 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")