diff --git a/NEWS b/NEWS index 09b19e5f..a264c907 100644 --- a/NEWS +++ b/NEWS @@ -17,6 +17,8 @@ Other changes: What's new in psycopg 2.7.5 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ +- Allow non-ascii chars in namedtuple fields (regression introduced fixing + :ticket':`#211`). - Fixed building on Solaris 11 and derivatives such as SmartOS and illumos (:ticket:`#677`). - Maybe fixed building on MSYS2 (as reported in :ticket:`#658`). diff --git a/lib/extras.py b/lib/extras.py index 1f85d532..9c26ccba 100644 --- a/lib/extras.py +++ b/lib/extras.py @@ -363,12 +363,15 @@ class NamedTupleCursor(_cursor): return def _make_nt(self): + # ascii except alnum and underscore + nochars = ' !"#$%&\'()*+,-./:;<=>?@[\\]^`{|}~' + re_clean = _re.compile('[' + _re.escape(nochars) + ']') + def f(s): - # NOTE: Python 3 actually allows unicode chars in fields - s = _re.sub('[^a-zA-Z0-9_]', '_', s) + s = re_clean.sub('_', s) # Python identifier cannot start with numbers, namedtuple fields # cannot start with underscore. So... - if _re.match('^[0-9_]', s): + if s[0] == '_' or '0' <= s[0] <= '9': s = 'f' + s return s diff --git a/tests/test_extras_dictcursor.py b/tests/test_extras_dictcursor.py index 99bdeee6..2a46fbaf 100755 --- a/tests/test_extras_dictcursor.py +++ b/tests/test_extras_dictcursor.py @@ -19,7 +19,7 @@ from datetime import timedelta import psycopg2 import psycopg2.extras import unittest -from .testutils import ConnectingTestCase, skip_before_postgres +from .testutils import ConnectingTestCase, skip_before_postgres, skip_before_python class ExtrasDictCursorTests(ConnectingTestCase): @@ -357,6 +357,13 @@ class NamedTupleCursorTest(ConnectingTestCase): self.assertEqual(rv.f_column_, 2) self.assertEqual(rv.f3, 3) + @skip_before_python(3) + def test_nonascii_name(self): + curs = self.conn.cursor() + curs.execute('select 1 as \xe5h\xe9') + rv = curs.fetchone() + self.assertEqual(getattr(rv, '\xe5h\xe9'), 1) + def test_minimal_generation(self): # Instrument the class to verify it gets called the minimum number of times. from psycopg2.extras import NamedTupleCursor