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Issue19995: more informative error message; spelling corrections; use operator.mod instead of __mod__

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This commit is contained in:
Ethan Furman 2014-03-21 06:38:46 -07:00
parent a17d678098
commit 9ab748013b
2 changed files with 30 additions and 14 deletions
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19
Lib/test/test_unicode.py
View file

@ -8,6 +8,7 @@ Written by Marc-Andre Lemburg (mal@lemburg.com).
import _string import _string
import codecs import codecs
import itertools import itertools
import operator
import struct import struct
import sys import sys
import unittest import unittest
@ -1127,20 +1128,20 @@ class UnicodeTest(string_tests.CommonTest,
self.assertEqual('%.2s' % "a\xe9\u20ac", 'a\xe9') self.assertEqual('%.2s' % "a\xe9\u20ac", 'a\xe9')
#issue 19995 #issue 19995
class PsuedoInt: class PseudoInt:
def __init__(self, value): def __init__(self, value):
self.value = int(value) self.value = int(value)
def __int__(self): def __int__(self):
return self.value return self.value
def __index__(self): def __index__(self):
return self.value return self.value
class PsuedoFloat: class PseudoFloat:
def __init__(self, value): def __init__(self, value):
self.value = float(value) self.value = float(value)
def __int__(self): def __int__(self):
return int(self.value) return int(self.value)
pi = PsuedoFloat(3.1415) pi = PseudoFloat(3.1415)
letter_m = PsuedoInt(109) letter_m = PseudoInt(109)
self.assertEqual('%x' % 42, '2a') self.assertEqual('%x' % 42, '2a')
self.assertEqual('%X' % 15, 'F') self.assertEqual('%X' % 15, 'F')
self.assertEqual('%o' % 9, '11') self.assertEqual('%o' % 9, '11')
@ -1149,11 +1150,11 @@ class UnicodeTest(string_tests.CommonTest,
self.assertEqual('%X' % letter_m, '6D') self.assertEqual('%X' % letter_m, '6D')
self.assertEqual('%o' % letter_m, '155') self.assertEqual('%o' % letter_m, '155')
self.assertEqual('%c' % letter_m, 'm') self.assertEqual('%c' % letter_m, 'm')
self.assertRaises(TypeError, '%x'.__mod__, pi), self.assertRaisesRegex(TypeError, '%x format: an integer is required, not float', operator.mod, '%x', 3.14),
self.assertRaises(TypeError, '%x'.__mod__, 3.14), self.assertRaisesRegex(TypeError, '%X format: an integer is required, not float', operator.mod, '%X', 2.11),
self.assertRaises(TypeError, '%X'.__mod__, 2.11), self.assertRaisesRegex(TypeError, '%o format: an integer is required, not float', operator.mod, '%o', 1.79),
self.assertRaises(TypeError, '%o'.__mod__, 1.79), self.assertRaisesRegex(TypeError, '%x format: an integer is required, not PseudoFloat', operator.mod, '%x', pi),
self.assertRaises(TypeError, '%c'.__mod__, pi), self.assertRaises(TypeError, operator.mod, '%c', pi),
def test_formatting_with_enum(self): def test_formatting_with_enum(self):
# issue18780 # issue18780

25
Objects/unicodeobject.c
View file

@ -13986,11 +13986,13 @@ mainformatlong(PyObject *v,
if (!PyNumber_Check(v)) if (!PyNumber_Check(v))
goto wrongtype; goto wrongtype;
/* make sure number is a type of integer */ /* make sure number is a type of integer for o, x, and X */
if (!PyLong_Check(v)) { if (!PyLong_Check(v)) {
if (type == 'o' || type == 'x' || type == 'X') { if (type == 'o' || type == 'x' || type == 'X') {
iobj = PyNumber_Index(v); iobj = PyNumber_Index(v);
if (iobj == NULL) { if (iobj == NULL) {
if (PyErr_ExceptionMatches(PyExc_TypeError))
goto wrongtype;
return -1; return -1;
} }
} }
@ -14052,10 +14054,23 @@ mainformatlong(PyObject *v,
return 0; return 0;
wrongtype: wrongtype:
PyErr_Format(PyExc_TypeError, switch(type)
"%%%c format: a number is required, " {
"not %.200s", case 'o':
type, Py_TYPE(v)->tp_name); case 'x':
case 'X':
PyErr_Format(PyExc_TypeError,
"%%%c format: an integer is required, "
"not %.200s",
type, Py_TYPE(v)->tp_name);
break;
default:
PyErr_Format(PyExc_TypeError,
"%%%c format: a number is required, "
"not %.200s",
type, Py_TYPE(v)->tp_name);
break;
}
return -1; return -1;
} }