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Commit 28ca6ad1 authored by paugier's avatar paugier
Browse files

Use assert instead of unittest + improve presentation on for loops

parent eabc7703
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ipynb/pres02_basic_statements.ipynb
View file @ 28ca6ad1
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ipynb/pres032_functions_final.ipynb
View file @ 28ca6ad1
......@@ -33,7 +33,7 @@
},
{
"cell_type": "code",
"execution_count": 7,
"execution_count": 1,
"metadata": {},
"outputs": [
{
......@@ -49,7 +49,7 @@
"NoneType"
]
},
"execution_count": 7,
"execution_count": 1,
"metadata": {},
"output_type": "execute_result"
}
......@@ -60,7 +60,7 @@
},
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{
......@@ -81,7 +81,7 @@
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{
......@@ -128,7 +128,7 @@
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{
......@@ -154,7 +154,7 @@
},
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"cell_type": "code",
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"metadata": {},
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{
......@@ -195,7 +195,7 @@
},
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"cell_type": "code",
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"execution_count": 6,
"metadata": {},
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{
......@@ -247,7 +247,7 @@
},
{
"cell_type": "code",
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"execution_count": 7,
"metadata": {},
"outputs": [
{
......@@ -273,7 +273,7 @@
},
{
"cell_type": "code",
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"execution_count": 8,
"metadata": {},
"outputs": [
{
......@@ -330,7 +330,7 @@
},
{
"cell_type": "code",
"execution_count": 6,
"execution_count": 9,
"metadata": {},
"outputs": [
{
......@@ -346,7 +346,7 @@
"16"
]
},
"execution_count": 6,
"execution_count": 9,
"metadata": {},
"output_type": "execute_result"
}
......@@ -387,7 +387,7 @@
},
{
"cell_type": "code",
"execution_count": 16,
"execution_count": 10,
"metadata": {},
"outputs": [
{
......@@ -403,7 +403,7 @@
"8"
]
},
"execution_count": 16,
"execution_count": 10,
"metadata": {},
"output_type": "execute_result"
}
......@@ -429,21 +429,7 @@
"cell_type": "code",
"execution_count": 11,
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"test_myfunc1 (__main__.TestMyStuff)\n",
"test myfunc1 ... ok\n",
"\n",
"----------------------------------------------------------------------\n",
"Ran 1 test in 0.003s\n",
"\n",
"OK\n"
]
}
],
"outputs": [],
"source": [
"def my_count(arg0, elem=None):\n",
" \"\"\"return the number of elem in arg0 if elem is None, else \n",
......@@ -454,20 +440,20 @@
" for e in arg0:\n",
" if e == elem:\n",
" nb_elem += 1\n",
" return nb_elem\n",
"\n",
"import unittest\n",
"class TestMyStuff(unittest.TestCase): \n",
" def test_myfunc1(self):\n",
" \"\"\" test myfunc1 \"\"\"\n",
" self.assertEqual(3, my_count(\"abb\"))\n",
" self.assertEqual(1, my_count(\"abb\", \"a\"))\n",
" self.assertEqual(2, my_count(\"abb\", \"b\"))\n",
" self.assertEqual(0, my_count(\"\"))\n",
" self.assertEqual(0, my_count(\"abb\", \"c\"))\n",
" self.assertEqual(None, None)\n",
"\n",
"_res = unittest.TextTestRunner(verbosity=2).run(unittest.TestLoader().loadTestsFromTestCase(TestMyStuff))\n"
" return nb_elem"
]
},
{
"cell_type": "code",
"execution_count": 12,
"metadata": {},
"outputs": [],
"source": [
"assert my_count(\"abb\") == 3\n",
"assert my_count(\"abb\", \"a\") == 1\n",
"assert my_count(\"abb\", \"b\") == 2\n",
"assert my_count(\"\") == 0\n",
"assert my_count(\"abb\", \"c\") == 0"
]
},
{
......@@ -485,7 +471,7 @@
},
{
"cell_type": "code",
"execution_count": 9,
"execution_count": 13,
"metadata": {},
"outputs": [],
"source": [
......@@ -516,7 +502,7 @@
},
{
"cell_type": "code",
"execution_count": 20,
"execution_count": 14,
"metadata": {
"collapsed": true
},
......@@ -529,7 +515,7 @@
},
{
"cell_type": "code",
"execution_count": 21,
"execution_count": 15,
"metadata": {},
"outputs": [
{
......@@ -550,81 +536,39 @@
},
{
"cell_type": "code",
"execution_count": 14,
"execution_count": 16,
"metadata": {},
"outputs": [],
"source": [
"def how_to_use_list_as_default_arg(l=None):\n",
" if l is None:\n",
" l = []\n",
" l.append(1)\n",
" print(l)\n",
" return l"
]
},
{
"cell_type": "code",
"execution_count": 17,
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"test_myfunc1 (__main__.TestMyStuff)\n",
"test myfunc1 ... "
]
},
{
"name": "stdout",
"output_type": "stream",
"text": [
"[1, 2, 3, 1]\n",
"[1]\n",
"running function\n",
"[1]\n",
"[1]\n",
"[1]\n",
"[1, 2, 3, 1]\n"
"[1]\n"
]
},
{
"name": "stderr",
"output_type": "stream",
"text": [
"ok\n",
"\n",
"----------------------------------------------------------------------\n",
"Ran 1 test in 0.003s\n",
"\n",
"OK\n"
]
},
{
"data": {
"text/plain": [
"[1, 2, 3, 1]"
]
},
"execution_count": 14,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"def how_to_use_list_as_default_arg(l=None):\n",
" if l is None:\n",
" l = []\n",
" l.append(1)\n",
" print(l)\n",
" return l\n",
" \n",
"\n",
"import unittest\n",
"class TestMyStuff(unittest.TestCase): \n",
" def test_myfunc1(self):\n",
" \"\"\" test myfunc1 \"\"\"\n",
" l1 = [1, 2, 3]\n",
" how_to_use_list_as_default_arg(l1)\n",
" self.assertEqual(l1, [1, 2, 3, 1])\n",
" l = how_to_use_list_as_default_arg()\n",
" self.assertEqual(l, [1])\n",
"\n",
"_res = unittest.TextTestRunner(verbosity=2).run(unittest.TestLoader().loadTestsFromTestCase(TestMyStuff))\n",
"\n",
"print(\"running function\")\n",
"how_to_use_list_as_default_arg()\n",
"how_to_use_list_as_default_arg()\n",
"how_to_use_list_as_default_arg()\n",
"l1 = [1,2,3]\n",
"l1 = [1, 2, 3]\n",
"how_to_use_list_as_default_arg(l1)\n",
"l1"
"assert l1 == [1, 2, 3, 1]\n",
"assert how_to_use_list_as_default_arg() == [1]\n",
"assert how_to_use_list_as_default_arg() == [1]"
]
},
{
......@@ -644,7 +588,7 @@
},
{
"cell_type": "code",
"execution_count": 23,
"execution_count": 18,
"metadata": {},
"outputs": [
{
......@@ -665,7 +609,7 @@
"18"
]
},
"execution_count": 23,
"execution_count": 18,
"metadata": {},
"output_type": "execute_result"
}
......@@ -742,36 +686,17 @@
},
{
"cell_type": "code",
"execution_count": 29,
"execution_count": 20,
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"test_multiply (__main__.TestMyStuff)\n",
"test multiply ... FAIL\n",
"\n",
"======================================================================\n",
"FAIL: test_multiply (__main__.TestMyStuff)\n",
"test multiply\n",
"----------------------------------------------------------------------\n",
"Traceback (most recent call last):\n",
" File \"<ipython-input-29-4cb7c16c95a1>\", line 12, in test_multiply\n",
" self.assertEqual([2, 4], l1)\n",
"AssertionError: Lists differ: [2, 4] != [1, 2]\n",
"\n",
"First differing element 0:\n",
"2\n",
"1\n",
"\n",
"- [2, 4]\n",
"+ [1, 2]\n",
"\n",
"----------------------------------------------------------------------\n",
"Ran 1 test in 0.003s\n",
"\n",
"FAILED (failures=1)\n"
" File \"<ipython-input-20-411d52618068>\", line 12, in test_func\n",
" assert l1 == [2, 4]\n",
"AssertionError\n"
]
}
],
......@@ -781,24 +706,27 @@
" of the list by the number. If not set, number is defaulted to 2.\"\"\"\n",
" pass\n",
"\n",
"import unittest\n",
"class TestMyStuff(unittest.TestCase): \n",
" def test_multiply(self):\n",
" \"\"\" test multiply \"\"\"\n",
"import traceback\n",
"\n",
"def test_func(func):\n",
" try:\n",
" l1 = [1, 2]\n",
" multiply(l1)\n",
" self.assertEqual([2, 4], l1)\n",
" multiply(l1, 4)\n",
" self.assertEqual([8, 16], l1)\n",
" func(l1)\n",
" assert l1 == [2, 4]\n",
" func(l1, 4)\n",
" assert l1 == [8, 16]\n",
" l1 = []\n",
" multiply(l1)\n",
" self.assertEqual([], l1)\n",
" func(l1)\n",
" assert l1 == []\n",
" l1 = ['a', 'b']\n",
" multiply(l1)\n",
" self.assertEqual([\"aa\", \"bb\"], l1)\n",
" \n",
" func(l1)\n",
" assert l1 == [\"aa\", \"bb\"]\n",
" except AssertionError:\n",
" traceback.print_exc()\n",
" else:\n",
" print(\"All tests pass!\")\n",
"\n",
"_res = unittest.TextTestRunner(verbosity=2).run(unittest.TestLoader().loadTestsFromTestCase(TestMyStuff))\n"
"test_func(multiply)"
]
},
{
......@@ -814,37 +742,14 @@
},
{
"cell_type": "code",
"execution_count": 28,
"execution_count": 21,
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"test_multiply (__main__.TestMyStuff)\n",
"test multiply ... "
]
},
{
"name": "stdout",
"output_type": "stream",
"text": [
"[0, 1, 2]\n",
"[0, 2, 4]\n",
"[0, 8, 16]\n",
"['aaaa', 'bbbb']\n"
]
},
{
"name": "stderr",
"output_type": "stream",
"text": [
"ok\n",
"\n",
"----------------------------------------------------------------------\n",
"Ran 1 test in 0.002s\n",
"\n",
"OK\n"
"All tests pass!\n"
]
}
],
......@@ -853,35 +758,7 @@
" for i, val in enumerate(l):\n",
" l[i] = a * val\n",
"\n",
"\n",
"import unittest\n",
"class TestMyStuff(unittest.TestCase): \n",
" def test_multiply(self):\n",
" \"\"\" test multiply \"\"\"\n",
" l1 = [1, 2]\n",
" multiply(l1)\n",
" self.assertEqual([2, 4], l1)\n",
" multiply(l1, 4)\n",
" self.assertEqual([8, 16], l1)\n",
" l1 = []\n",
" multiply(l1)\n",
" self.assertEqual([], l1)\n",
" l1 = ['a', 'b']\n",
" multiply(l1)\n",
" self.assertEqual([\"aa\", \"bb\"], l1)\n",
" \n",
"\n",
"_res = unittest.TextTestRunner(verbosity=2).run(unittest.TestLoader().loadTestsFromTestCase(TestMyStuff))\n",
"\n",
"l = list(range(3))\n",
"print(l)\n",
"func(l)\n",
"print(l)\n",
"func(l, 4)\n",
"print(l)\n",
"l = ['a', 'b']\n",
"func(l, 4)\n",
"print(l)\n"
"test_func(multiply)"
]
},
{
......@@ -902,7 +779,7 @@
},
{
"cell_type": "code",
"execution_count": 26,
"execution_count": 22,
"metadata": {},
"outputs": [
{
......@@ -911,7 +788,7 @@
"3"
]
},
"execution_count": 26,
"execution_count": 22,
"metadata": {},
"output_type": "execute_result"
}
......@@ -948,7 +825,7 @@
},
{
"cell_type": "code",
"execution_count": 27,
"execution_count": 23,
"metadata": {},
"outputs": [
{
......@@ -965,7 +842,7 @@
},
{
"cell_type": "code",
"execution_count": 28,
"execution_count": 24,
"metadata": {},
"outputs": [
{
......@@ -994,7 +871,7 @@
},
{
"cell_type": "code",
"execution_count": 29,
"execution_count": 25,
"metadata": {
"slideshow": {
"slide_type": "-"
......@@ -1005,14 +882,14 @@
"name": "stdin",
"output_type": "stream",
"text": [
"what's your name ? eric\n"
"what's your name ? toto\n"
]
},
{
"name": "stdout",
"output_type": "stream",
"text": [
"your name is eric\n"
"your name is toto\n"
]
}
],
......@@ -1039,7 +916,7 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.7.5"
"version": "3.7.2"
}
},
"nbformat": 4,
......
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