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How to use twice method in unittest-xml-reporting
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test_ext_napoleon_iterators.py
Source:test_ext_napoleon_iterators.py 
1# -*- coding: utf-8 -*-2"""3 test_napoleon_iterators4 ~~~~~~~~~~~~~~~~~~~~~~~5 Tests for :mod:`sphinx.ext.napoleon.iterators` module.6 :copyright: Copyright 2007-2018 by the Sphinx team, see AUTHORS.7 :license: BSD, see LICENSE for details.8"""9from unittest import TestCase10from sphinx.ext.napoleon.iterators import peek_iter, modify_iter11class BaseIteratorsTest(TestCase):12 def assertEqualTwice(self, expected, func, *args):13 self.assertEqual(expected, func(*args))14 self.assertEqual(expected, func(*args))15 def assertFalseTwice(self, func, *args):16 self.assertFalse(func(*args))17 self.assertFalse(func(*args))18 def assertNext(self, it, expected, is_last):19 self.assertTrueTwice(it.has_next)20 self.assertEqualTwice(expected, it.peek)21 self.assertTrueTwice(it.has_next)22 self.assertEqualTwice(expected, it.peek)23 self.assertTrueTwice(it.has_next)24 self.assertEqual(expected, next(it))25 if is_last:26 self.assertFalseTwice(it.has_next)27 self.assertRaisesTwice(StopIteration, it.next)28 else:29 self.assertTrueTwice(it.has_next)30 def assertRaisesTwice(self, exc, func, *args):31 self.assertRaises(exc, func, *args)32 self.assertRaises(exc, func, *args)33 def assertTrueTwice(self, func, *args):34 self.assertTrue(func(*args))35 self.assertTrue(func(*args))36class PeekIterTest(BaseIteratorsTest):37 def test_init_with_sentinel(self):38 a = iter(['1', '2', 'DONE'])39 sentinel = 'DONE'40 self.assertRaises(TypeError, peek_iter, a, sentinel)41 def get_next():42 return next(a)43 it = peek_iter(get_next, sentinel)44 self.assertEqual(it.sentinel, sentinel)45 self.assertNext(it, '1', is_last=False)46 self.assertNext(it, '2', is_last=True)47 def test_iter(self):48 a = ['1', '2', '3']49 it = peek_iter(a)50 self.assertTrue(it is it.__iter__())51 a = []52 b = [i for i in peek_iter(a)]53 self.assertEqual([], b)54 a = ['1']55 b = [i for i in peek_iter(a)]56 self.assertEqual(['1'], b)57 a = ['1', '2']58 b = [i for i in peek_iter(a)]59 self.assertEqual(['1', '2'], b)60 a = ['1', '2', '3']61 b = [i for i in peek_iter(a)]62 self.assertEqual(['1', '2', '3'], b)63 def test_next_with_multi(self):64 a = []65 it = peek_iter(a)66 self.assertFalseTwice(it.has_next)67 self.assertRaisesTwice(StopIteration, it.next, 2)68 a = ['1']69 it = peek_iter(a)70 self.assertTrueTwice(it.has_next)71 self.assertRaisesTwice(StopIteration, it.next, 2)72 self.assertTrueTwice(it.has_next)73 a = ['1', '2']74 it = peek_iter(a)75 self.assertTrueTwice(it.has_next)76 self.assertEqual(['1', '2'], it.next(2))77 self.assertFalseTwice(it.has_next)78 a = ['1', '2', '3']79 it = peek_iter(a)80 self.assertTrueTwice(it.has_next)81 self.assertEqual(['1', '2'], it.next(2))82 self.assertTrueTwice(it.has_next)83 self.assertRaisesTwice(StopIteration, it.next, 2)84 self.assertTrueTwice(it.has_next)85 a = ['1', '2', '3', '4']86 it = peek_iter(a)87 self.assertTrueTwice(it.has_next)88 self.assertEqual(['1', '2'], it.next(2))89 self.assertTrueTwice(it.has_next)90 self.assertEqual(['3', '4'], it.next(2))91 self.assertFalseTwice(it.has_next)92 self.assertRaisesTwice(StopIteration, it.next, 2)93 self.assertFalseTwice(it.has_next)94 def test_next_with_none(self):95 a = []96 it = peek_iter(a)97 self.assertFalseTwice(it.has_next)98 self.assertRaisesTwice(StopIteration, it.next)99 self.assertFalseTwice(it.has_next)100 a = ['1']101 it = peek_iter(a)102 self.assertEqual('1', it.__next__())103 a = ['1']104 it = peek_iter(a)105 self.assertNext(it, '1', is_last=True)106 a = ['1', '2']107 it = peek_iter(a)108 self.assertNext(it, '1', is_last=False)109 self.assertNext(it, '2', is_last=True)110 a = ['1', '2', '3']111 it = peek_iter(a)112 self.assertNext(it, '1', is_last=False)113 self.assertNext(it, '2', is_last=False)114 self.assertNext(it, '3', is_last=True)115 def test_next_with_one(self):116 a = []117 it = peek_iter(a)118 self.assertFalseTwice(it.has_next)119 self.assertRaisesTwice(StopIteration, it.next, 1)120 a = ['1']121 it = peek_iter(a)122 self.assertTrueTwice(it.has_next)123 self.assertEqual(['1'], it.next(1))124 self.assertFalseTwice(it.has_next)125 self.assertRaisesTwice(StopIteration, it.next, 1)126 a = ['1', '2']127 it = peek_iter(a)128 self.assertTrueTwice(it.has_next)129 self.assertEqual(['1'], it.next(1))130 self.assertTrueTwice(it.has_next)131 self.assertEqual(['2'], it.next(1))132 self.assertFalseTwice(it.has_next)133 self.assertRaisesTwice(StopIteration, it.next, 1)134 def test_next_with_zero(self):135 a = []136 it = peek_iter(a)137 self.assertFalseTwice(it.has_next)138 self.assertRaisesTwice(StopIteration, it.next, 0)139 a = ['1']140 it = peek_iter(a)141 self.assertTrueTwice(it.has_next)142 self.assertEqualTwice([], it.next, 0)143 self.assertTrueTwice(it.has_next)144 self.assertEqualTwice([], it.next, 0)145 a = ['1', '2']146 it = peek_iter(a)147 self.assertTrueTwice(it.has_next)148 self.assertEqualTwice([], it.next, 0)149 self.assertTrueTwice(it.has_next)150 self.assertEqualTwice([], it.next, 0)151 def test_peek_with_multi(self):152 a = []153 it = peek_iter(a)154 self.assertFalseTwice(it.has_next)155 self.assertEqualTwice([it.sentinel, it.sentinel], it.peek, 2)156 self.assertFalseTwice(it.has_next)157 a = ['1']158 it = peek_iter(a)159 self.assertTrueTwice(it.has_next)160 self.assertEqualTwice(['1', it.sentinel], it.peek, 2)161 self.assertTrueTwice(it.has_next)162 self.assertEqualTwice(['1', it.sentinel, it.sentinel], it.peek, 3)163 self.assertTrueTwice(it.has_next)164 a = ['1', '2']165 it = peek_iter(a)166 self.assertTrueTwice(it.has_next)167 self.assertEqualTwice(['1', '2'], it.peek, 2)168 self.assertTrueTwice(it.has_next)169 self.assertEqualTwice(['1', '2', it.sentinel], it.peek, 3)170 self.assertTrueTwice(it.has_next)171 self.assertEqualTwice(['1', '2', it.sentinel, it.sentinel], it.peek, 4)172 self.assertTrueTwice(it.has_next)173 a = ['1', '2', '3']174 it = peek_iter(a)175 self.assertTrueTwice(it.has_next)176 self.assertEqualTwice(['1', '2'], it.peek, 2)177 self.assertTrueTwice(it.has_next)178 self.assertEqualTwice(['1', '2', '3'], it.peek, 3)179 self.assertTrueTwice(it.has_next)180 self.assertEqualTwice(['1', '2', '3', it.sentinel], it.peek, 4)181 self.assertTrueTwice(it.has_next)182 self.assertEqual('1', next(it))183 self.assertTrueTwice(it.has_next)184 self.assertEqualTwice(['2', '3'], it.peek, 2)185 self.assertTrueTwice(it.has_next)186 self.assertEqualTwice(['2', '3', it.sentinel], it.peek, 3)187 self.assertTrueTwice(it.has_next)188 self.assertEqualTwice(['2', '3', it.sentinel, it.sentinel], it.peek, 4)189 self.assertTrueTwice(it.has_next)190 def test_peek_with_none(self):191 a = []192 it = peek_iter(a)193 self.assertFalseTwice(it.has_next)194 self.assertEqualTwice(it.sentinel, it.peek)195 self.assertFalseTwice(it.has_next)196 a = ['1']197 it = peek_iter(a)198 self.assertTrueTwice(it.has_next)199 self.assertEqualTwice('1', it.peek)200 self.assertEqual('1', next(it))201 self.assertFalseTwice(it.has_next)202 self.assertEqualTwice(it.sentinel, it.peek)203 self.assertFalseTwice(it.has_next)204 a = ['1', '2']205 it = peek_iter(a)206 self.assertTrueTwice(it.has_next)207 self.assertEqualTwice('1', it.peek)208 self.assertEqual('1', next(it))209 self.assertTrueTwice(it.has_next)210 self.assertEqualTwice('2', it.peek)211 self.assertEqual('2', next(it))212 self.assertFalseTwice(it.has_next)213 self.assertEqualTwice(it.sentinel, it.peek)214 self.assertFalseTwice(it.has_next)215 def test_peek_with_one(self):216 a = []217 it = peek_iter(a)218 self.assertFalseTwice(it.has_next)219 self.assertEqualTwice([it.sentinel], it.peek, 1)220 self.assertFalseTwice(it.has_next)221 a = ['1']222 it = peek_iter(a)223 self.assertTrueTwice(it.has_next)224 self.assertEqualTwice(['1'], it.peek, 1)225 self.assertEqual('1', next(it))226 self.assertFalseTwice(it.has_next)227 self.assertEqualTwice([it.sentinel], it.peek, 1)228 self.assertFalseTwice(it.has_next)229 a = ['1', '2']230 it = peek_iter(a)231 self.assertTrueTwice(it.has_next)232 self.assertEqualTwice(['1'], it.peek, 1)233 self.assertEqual('1', next(it))234 self.assertTrueTwice(it.has_next)235 self.assertEqualTwice(['2'], it.peek, 1)236 self.assertEqual('2', next(it))237 self.assertFalseTwice(it.has_next)238 self.assertEqualTwice([it.sentinel], it.peek, 1)239 self.assertFalseTwice(it.has_next)240 def test_peek_with_zero(self):241 a = []242 it = peek_iter(a)243 self.assertFalseTwice(it.has_next)244 self.assertEqualTwice([], it.peek, 0)245 a = ['1']246 it = peek_iter(a)247 self.assertTrueTwice(it.has_next)248 self.assertEqualTwice([], it.peek, 0)249 self.assertTrueTwice(it.has_next)250 self.assertEqualTwice([], it.peek, 0)251 a = ['1', '2']252 it = peek_iter(a)253 self.assertTrueTwice(it.has_next)254 self.assertEqualTwice([], it.peek, 0)255 self.assertTrueTwice(it.has_next)256 self.assertEqualTwice([], it.peek, 0)257class ModifyIterTest(BaseIteratorsTest):258 def test_init_with_sentinel_args(self):259 a = iter(['1', '2', '3', 'DONE'])260 sentinel = 'DONE'261 def get_next():262 return next(a)263 it = modify_iter(get_next, sentinel, int)264 expected = [1, 2, 3]265 self.assertEqual(expected, [i for i in it])266 def test_init_with_sentinel_kwargs(self):267 a = iter([1, 2, 3, 4])268 sentinel = 4269 def get_next():270 return next(a)271 it = modify_iter(get_next, sentinel, modifier=str)272 expected = ['1', '2', '3']273 self.assertEqual(expected, [i for i in it])274 def test_modifier_default(self):275 a = ['', ' ', ' a ', 'b ', ' c', ' ', '']276 it = modify_iter(a)277 expected = ['', ' ', ' a ', 'b ', ' c', ' ', '']278 self.assertEqual(expected, [i for i in it])279 def test_modifier_not_callable(self):280 self.assertRaises(TypeError, modify_iter, [1], modifier='not_callable')281 def test_modifier_rstrip(self):282 a = ['', ' ', ' a ', 'b ', ' c', ' ', '']283 it = modify_iter(a, modifier=lambda s: s.rstrip())284 expected = ['', '', ' a', 'b', ' c', '', '']285 self.assertEqual(expected, [i for i in it])286 def test_modifier_rstrip_unicode(self):287 a = [u'', u' ', u' a ', u'b ', u' c', u' ', u'']288 it = modify_iter(a, modifier=lambda s: s.rstrip())289 expected = [u'', u'', u' a', u'b', u' c', u'', u'']...
test_napoleon_iterators.py
Source:test_napoleon_iterators.py
1# -*- coding: utf-8 -*-2"""3 test_napoleon_iterators4 ~~~~~~~~~~~~~~~~~~~~~~~5 Tests for :mod:`sphinx.ext.napoleon.iterators` module.6 :copyright: Copyright 2007-2014 by the Sphinx team, see AUTHORS.7 :license: BSD, see LICENSE for details.8"""9from sphinx.ext.napoleon.iterators import peek_iter, modify_iter10from unittest import TestCase11class BaseIteratorsTest(TestCase):12 def assertEqualTwice(self, expected, func, *args):13 self.assertEqual(expected, func(*args))14 self.assertEqual(expected, func(*args))15 def assertFalseTwice(self, func, *args):16 self.assertFalse(func(*args))17 self.assertFalse(func(*args))18 def assertNext(self, it, expected, is_last):19 self.assertTrueTwice(it.has_next)20 self.assertEqualTwice(expected, it.peek)21 self.assertTrueTwice(it.has_next)22 self.assertEqualTwice(expected, it.peek)23 self.assertTrueTwice(it.has_next)24 self.assertEqual(expected, next(it))25 if is_last:26 self.assertFalseTwice(it.has_next)27 self.assertRaisesTwice(StopIteration, it.next)28 else:29 self.assertTrueTwice(it.has_next)30 def assertRaisesTwice(self, exc, func, *args):31 self.assertRaises(exc, func, *args)32 self.assertRaises(exc, func, *args)33 def assertTrueTwice(self, func, *args):34 self.assertTrue(func(*args))35 self.assertTrue(func(*args))36class PeekIterTest(BaseIteratorsTest):37 def test_init_with_sentinel(self):38 a = iter(['1', '2', 'DONE'])39 sentinel = 'DONE'40 self.assertRaises(TypeError, peek_iter, a, sentinel)41 def get_next():42 return next(a)43 it = peek_iter(get_next, sentinel)44 self.assertEqual(it.sentinel, sentinel)45 self.assertNext(it, '1', is_last=False)46 self.assertNext(it, '2', is_last=True)47 def test_iter(self):48 a = ['1', '2', '3']49 it = peek_iter(a)50 self.assertTrue(it is it.__iter__())51 a = []52 b = [i for i in peek_iter(a)]53 self.assertEqual([], b)54 a = ['1']55 b = [i for i in peek_iter(a)]56 self.assertEqual(['1'], b)57 a = ['1', '2']58 b = [i for i in peek_iter(a)]59 self.assertEqual(['1', '2'], b)60 a = ['1', '2', '3']61 b = [i for i in peek_iter(a)]62 self.assertEqual(['1', '2', '3'], b)63 def test_next_with_multi(self):64 a = []65 it = peek_iter(a)66 self.assertFalseTwice(it.has_next)67 self.assertRaisesTwice(StopIteration, it.next, 2)68 a = ['1']69 it = peek_iter(a)70 self.assertTrueTwice(it.has_next)71 self.assertRaisesTwice(StopIteration, it.next, 2)72 self.assertTrueTwice(it.has_next)73 a = ['1', '2']74 it = peek_iter(a)75 self.assertTrueTwice(it.has_next)76 self.assertEqual(['1', '2'], it.next(2))77 self.assertFalseTwice(it.has_next)78 a = ['1', '2', '3']79 it = peek_iter(a)80 self.assertTrueTwice(it.has_next)81 self.assertEqual(['1', '2'], it.next(2))82 self.assertTrueTwice(it.has_next)83 self.assertRaisesTwice(StopIteration, it.next, 2)84 self.assertTrueTwice(it.has_next)85 a = ['1', '2', '3', '4']86 it = peek_iter(a)87 self.assertTrueTwice(it.has_next)88 self.assertEqual(['1', '2'], it.next(2))89 self.assertTrueTwice(it.has_next)90 self.assertEqual(['3', '4'], it.next(2))91 self.assertFalseTwice(it.has_next)92 self.assertRaisesTwice(StopIteration, it.next, 2)93 self.assertFalseTwice(it.has_next)94 def test_next_with_none(self):95 a = []96 it = peek_iter(a)97 self.assertFalseTwice(it.has_next)98 self.assertRaisesTwice(StopIteration, it.next)99 self.assertFalseTwice(it.has_next)100 a = ['1']101 it = peek_iter(a)102 self.assertEqual('1', it.__next__())103 a = ['1']104 it = peek_iter(a)105 self.assertNext(it, '1', is_last=True)106 a = ['1', '2']107 it = peek_iter(a)108 self.assertNext(it, '1', is_last=False)109 self.assertNext(it, '2', is_last=True)110 a = ['1', '2', '3']111 it = peek_iter(a)112 self.assertNext(it, '1', is_last=False)113 self.assertNext(it, '2', is_last=False)114 self.assertNext(it, '3', is_last=True)115 def test_next_with_one(self):116 a = []117 it = peek_iter(a)118 self.assertFalseTwice(it.has_next)119 self.assertRaisesTwice(StopIteration, it.next, 1)120 a = ['1']121 it = peek_iter(a)122 self.assertTrueTwice(it.has_next)123 self.assertEqual(['1'], it.next(1))124 self.assertFalseTwice(it.has_next)125 self.assertRaisesTwice(StopIteration, it.next, 1)126 a = ['1', '2']127 it = peek_iter(a)128 self.assertTrueTwice(it.has_next)129 self.assertEqual(['1'], it.next(1))130 self.assertTrueTwice(it.has_next)131 self.assertEqual(['2'], it.next(1))132 self.assertFalseTwice(it.has_next)133 self.assertRaisesTwice(StopIteration, it.next, 1)134 def test_next_with_zero(self):135 a = []136 it = peek_iter(a)137 self.assertFalseTwice(it.has_next)138 self.assertRaisesTwice(StopIteration, it.next, 0)139 a = ['1']140 it = peek_iter(a)141 self.assertTrueTwice(it.has_next)142 self.assertEqualTwice([], it.next, 0)143 self.assertTrueTwice(it.has_next)144 self.assertEqualTwice([], it.next, 0)145 a = ['1', '2']146 it = peek_iter(a)147 self.assertTrueTwice(it.has_next)148 self.assertEqualTwice([], it.next, 0)149 self.assertTrueTwice(it.has_next)150 self.assertEqualTwice([], it.next, 0)151 def test_peek_with_multi(self):152 a = []153 it = peek_iter(a)154 self.assertFalseTwice(it.has_next)155 self.assertEqualTwice([it.sentinel, it.sentinel], it.peek, 2)156 self.assertFalseTwice(it.has_next)157 a = ['1']158 it = peek_iter(a)159 self.assertTrueTwice(it.has_next)160 self.assertEqualTwice(['1', it.sentinel], it.peek, 2)161 self.assertTrueTwice(it.has_next)162 self.assertEqualTwice(['1', it.sentinel, it.sentinel], it.peek, 3)163 self.assertTrueTwice(it.has_next)164 a = ['1', '2']165 it = peek_iter(a)166 self.assertTrueTwice(it.has_next)167 self.assertEqualTwice(['1', '2'], it.peek, 2)168 self.assertTrueTwice(it.has_next)169 self.assertEqualTwice(['1', '2', it.sentinel], it.peek, 3)170 self.assertTrueTwice(it.has_next)171 self.assertEqualTwice(['1', '2', it.sentinel, it.sentinel], it.peek, 4)172 self.assertTrueTwice(it.has_next)173 a = ['1', '2', '3']174 it = peek_iter(a)175 self.assertTrueTwice(it.has_next)176 self.assertEqualTwice(['1', '2'], it.peek, 2)177 self.assertTrueTwice(it.has_next)178 self.assertEqualTwice(['1', '2', '3'], it.peek, 3)179 self.assertTrueTwice(it.has_next)180 self.assertEqualTwice(['1', '2', '3', it.sentinel], it.peek, 4)181 self.assertTrueTwice(it.has_next)182 self.assertEqual('1', next(it))183 self.assertTrueTwice(it.has_next)184 self.assertEqualTwice(['2', '3'], it.peek, 2)185 self.assertTrueTwice(it.has_next)186 self.assertEqualTwice(['2', '3', it.sentinel], it.peek, 3)187 self.assertTrueTwice(it.has_next)188 self.assertEqualTwice(['2', '3', it.sentinel, it.sentinel], it.peek, 4)189 self.assertTrueTwice(it.has_next)190 def test_peek_with_none(self):191 a = []192 it = peek_iter(a)193 self.assertFalseTwice(it.has_next)194 self.assertEqualTwice(it.sentinel, it.peek)195 self.assertFalseTwice(it.has_next)196 a = ['1']197 it = peek_iter(a)198 self.assertTrueTwice(it.has_next)199 self.assertEqualTwice('1', it.peek)200 self.assertEqual('1', next(it))201 self.assertFalseTwice(it.has_next)202 self.assertEqualTwice(it.sentinel, it.peek)203 self.assertFalseTwice(it.has_next)204 a = ['1', '2']205 it = peek_iter(a)206 self.assertTrueTwice(it.has_next)207 self.assertEqualTwice('1', it.peek)208 self.assertEqual('1', next(it))209 self.assertTrueTwice(it.has_next)210 self.assertEqualTwice('2', it.peek)211 self.assertEqual('2', next(it))212 self.assertFalseTwice(it.has_next)213 self.assertEqualTwice(it.sentinel, it.peek)214 self.assertFalseTwice(it.has_next)215 def test_peek_with_one(self):216 a = []217 it = peek_iter(a)218 self.assertFalseTwice(it.has_next)219 self.assertEqualTwice([it.sentinel], it.peek, 1)220 self.assertFalseTwice(it.has_next)221 a = ['1']222 it = peek_iter(a)223 self.assertTrueTwice(it.has_next)224 self.assertEqualTwice(['1'], it.peek, 1)225 self.assertEqual('1', next(it))226 self.assertFalseTwice(it.has_next)227 self.assertEqualTwice([it.sentinel], it.peek, 1)228 self.assertFalseTwice(it.has_next)229 a = ['1', '2']230 it = peek_iter(a)231 self.assertTrueTwice(it.has_next)232 self.assertEqualTwice(['1'], it.peek, 1)233 self.assertEqual('1', next(it))234 self.assertTrueTwice(it.has_next)235 self.assertEqualTwice(['2'], it.peek, 1)236 self.assertEqual('2', next(it))237 self.assertFalseTwice(it.has_next)238 self.assertEqualTwice([it.sentinel], it.peek, 1)239 self.assertFalseTwice(it.has_next)240 def test_peek_with_zero(self):241 a = []242 it = peek_iter(a)243 self.assertFalseTwice(it.has_next)244 self.assertEqualTwice([], it.peek, 0)245 a = ['1']246 it = peek_iter(a)247 self.assertTrueTwice(it.has_next)248 self.assertEqualTwice([], it.peek, 0)249 self.assertTrueTwice(it.has_next)250 self.assertEqualTwice([], it.peek, 0)251 a = ['1', '2']252 it = peek_iter(a)253 self.assertTrueTwice(it.has_next)254 self.assertEqualTwice([], it.peek, 0)255 self.assertTrueTwice(it.has_next)256 self.assertEqualTwice([], it.peek, 0)257class ModifyIterTest(BaseIteratorsTest):258 def test_init_with_sentinel_args(self):259 a = iter(['1', '2', '3', 'DONE'])260 sentinel = 'DONE'261 def get_next():262 return next(a)263 it = modify_iter(get_next, sentinel, int)264 expected = [1, 2, 3]265 self.assertEqual(expected, [i for i in it])266 def test_init_with_sentinel_kwargs(self):267 a = iter([1, 2, 3, 4])268 sentinel = 4269 def get_next():270 return next(a)271 it = modify_iter(get_next, sentinel, modifier=str)272 expected = ['1', '2', '3']273 self.assertEqual(expected, [i for i in it])274 def test_modifier_default(self):275 a = ['', ' ', ' a ', 'b ', ' c', ' ', '']276 it = modify_iter(a)277 expected = ['', ' ', ' a ', 'b ', ' c', ' ', '']278 self.assertEqual(expected, [i for i in it])279 def test_modifier_not_callable(self):280 self.assertRaises(TypeError, modify_iter, [1], modifier='not_callable')281 def test_modifier_rstrip(self):282 a = ['', ' ', ' a ', 'b ', ' c', ' ', '']283 it = modify_iter(a, modifier=lambda s: s.rstrip())284 expected = ['', '', ' a', 'b', ' c', '', '']285 self.assertEqual(expected, [i for i in it])286 def test_modifier_rstrip_unicode(self):287 a = [u'', u' ', u' a ', u'b ', u' c', u' ', u'']288 it = modify_iter(a, modifier=lambda s: s.rstrip())289 expected = [u'', u'', u' a', u'b', u' c', u'', u'']...
exercise_3_2_2-5.py
Source:exercise_3_2_2-5.py
1'''2This function receives two arguments (a function and a variable)3and runs twice the function with the parameter/variable:4'''5def do_twice(function, argument):6 function(argument)7 function(argument)8'''9A function presented in this chapter for printing twice,10do_twice ismore general than print_twice:11'''12def print_twice(argument):13 print(argument)14 print(argument)15'''16This function uses do_twice twice for runs the function17with the parameter four times:18'''19def do_four(function, argument):20 do_twice(function, argument)21 do_twice(function, argument)22print("do_twice:\n")23do_twice(print, "spam")24print("\ndo_four:\n")...
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