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#273: Remove nose dependency for graphs_trees/ (#277)

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This commit is contained in:
Donne Martin
2020-07-10 21:02:32 -04:00
committed by GitHub
parent 139e157250
commit abf7524c26
67 changed files with 860 additions and 1027 deletions
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30
graphs_trees/trie/test_trie.py
View File

@@ -1,8 +1,7 @@
from nose.tools import assert_true
from nose.tools import raises
import unittest
class TestTrie(object):
class TestTrie(unittest.TestCase):
def test_trie(self):
trie = Trie()
@@ -13,7 +12,7 @@ class TestTrie(object):
for word in words:
trie.insert(word)
for word in trie.list_words():
assert_true(trie.find(word) is not None)
self.assertTrue(trie.find(word) is not None)
print('Test: Remove me')
trie.remove('me')
@@ -21,9 +20,9 @@ class TestTrie(object):
words = ['a', 'at', 'has', 'hat', 'he',
'men', 'mens', 'met']
for word in words:
assert_true(trie.find(word) is not None)
self.assertTrue(trie.find(word) is not None)
for word in words_removed:
assert_true(trie.find(word) is None)
self.assertTrue(trie.find(word) is None)
print('Test: Remove mens')
trie.remove('mens')
@@ -31,9 +30,9 @@ class TestTrie(object):
words = ['a', 'at', 'has', 'hat', 'he',
'men', 'met']
for word in words:
assert_true(trie.find(word) is not None)
self.assertTrue(trie.find(word) is not None)
for word in words_removed:
assert_true(trie.find(word) is None)
self.assertTrue(trie.find(word) is None)
print('Test: Remove a')
trie.remove('a')
@@ -41,9 +40,9 @@ class TestTrie(object):
words = ['at', 'has', 'hat', 'he',
'men', 'met']
for word in words:
assert_true(trie.find(word) is not None)
self.assertTrue(trie.find(word) is not None)
for word in words_removed:
assert_true(trie.find(word) is None)
self.assertTrue(trie.find(word) is None)
print('Test: Remove has')
trie.remove('has')
@@ -51,24 +50,23 @@ class TestTrie(object):
words = ['at', 'hat', 'he',
'men', 'met']
for word in words:
assert_true(trie.find(word) is not None)
self.assertTrue(trie.find(word) is not None)
for word in words_removed:
assert_true(trie.find(word) is None)
self.assertTrue(trie.find(word) is None)
print('Success: test_trie')
@raises(Exception)
def test_trie_remove_invalid(self):
print('Test: Remove from empty trie')
trie = Trie()
assert_true(trie.remove('foo') is None)
self.assertTrue(trie.remove('foo') is None)
def main():
test = TestTrie()
test.test_trie()
test.test_trie_remove_invalid()
test.assertRaises(KeyError, test.test_trie_remove_invalid)
if __name__ == '__main__':
main()
main()

4
graphs_trees/trie/trie.py
View File

@@ -72,5 +72,5 @@ class Trie(object):
return
for key, child in node.children.items():
if child.terminates:
result.append(curr_word+key)
self._list_words(child, curr_word+key, result)
result.append(curr_word + key)
self._list_words(child, curr_word + key, result)

46
graphs_trees/trie/trie_challenge.ipynb
View File

@@ -110,9 +110,7 @@
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"metadata": {},
"outputs": [],
"source": [
"from collections import OrderedDict\n",
@@ -165,21 +163,17 @@
{
"cell_type": "code",
"execution_count": null,
"metadata": {
"collapsed": false
},
"metadata": {},
"outputs": [],
"source": [
"# %load test_trie.py\n",
"from nose.tools import assert_true\n",
"import unittest\n",
"\n",
"\n",
"class TestTrie(object):\n",
"class TestTrie(unittest.TestCase): \n",
"\n",
" def test_trie(self):\n",
" print('Test: Remove from empty trie')\n",
" trie = Trie()\n",
" assert_true(trie.remove('foo') is None)\n",
"\n",
" print('Test: Insert')\n",
" words = ['a', 'at', 'has', 'hat', 'he',\n",
@@ -187,11 +181,7 @@
" for word in words:\n",
" trie.insert(word)\n",
" for word in trie.list_words():\n",
" assert_true(trie.find(word) is not None)\n",
"\n",
" # Remove me\n",
" # Remove mens\n",
" # Remove a\n",
" self.assertTrue(trie.find(word) is not None)\n",
" \n",
" print('Test: Remove me')\n",
" trie.remove('me')\n",
@@ -199,9 +189,9 @@
" words = ['a', 'at', 'has', 'hat', 'he',\n",
" 'men', 'mens', 'met']\n",
" for word in words:\n",
" assert_true(trie.find(word) is not None)\n",
" self.assertTrue(trie.find(word) is not None)\n",
" for word in words_removed:\n",
" assert_true(trie.find(word) is None)\n",
" self.assertTrue(trie.find(word) is None)\n",
"\n",
" print('Test: Remove mens')\n",
" trie.remove('mens')\n",
@@ -209,9 +199,9 @@
" words = ['a', 'at', 'has', 'hat', 'he',\n",
" 'men', 'met']\n",
" for word in words:\n",
" assert_true(trie.find(word) is not None)\n",
" self.assertTrue(trie.find(word) is not None)\n",
" for word in words_removed:\n",
" assert_true(trie.find(word) is None)\n",
" self.assertTrue(trie.find(word) is None)\n",
"\n",
" print('Test: Remove a')\n",
" trie.remove('a')\n",
@@ -219,9 +209,9 @@
" words = ['at', 'has', 'hat', 'he',\n",
" 'men', 'met']\n",
" for word in words:\n",
" assert_true(trie.find(word) is not None)\n",
" self.assertTrue(trie.find(word) is not None)\n",
" for word in words_removed:\n",
" assert_true(trie.find(word) is None)\n",
" self.assertTrue(trie.find(word) is None)\n",
"\n",
" print('Test: Remove has')\n",
" trie.remove('has')\n",
@@ -229,16 +219,22 @@
" words = ['at', 'hat', 'he',\n",
" 'men', 'met']\n",
" for word in words:\n",
" assert_true(trie.find(word) is not None)\n",
" self.assertTrue(trie.find(word) is not None)\n",
" for word in words_removed:\n",
" assert_true(trie.find(word) is None)\n",
" self.assertTrue(trie.find(word) is None)\n",
"\n",
" print('Success: test_trie')\n",
"\n",
" def test_trie_remove_invalid(self):\n",
" print('Test: Remove from empty trie')\n",
" trie = Trie()\n",
" self.assertTrue(trie.remove('foo') is None) \n",
"\n",
"\n",
"def main():\n",
" test = TestTrie()\n",
" test.test_trie()\n",
" test.assertRaises(KeyError, test.test_trie_remove_invalid)\n",
"\n",
"\n",
"if __name__ == '__main__':\n",
@@ -271,9 +267,9 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.5.0"
"version": "3.7.2"
}
},
"nbformat": 4,
"nbformat_minor": 0
"nbformat_minor": 1
}

48
graphs_trees/trie/trie_solution.ipynb
View File

@@ -165,9 +165,7 @@
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"collapsed": false
},
"metadata": {},
"outputs": [
{
"name": "stdout",
@@ -260,9 +258,7 @@
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"collapsed": false
},
"metadata": {},
"outputs": [],
"source": [
"%run trie.py"
@@ -278,9 +274,7 @@
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"collapsed": false
},
"metadata": {},
"outputs": [
{
"name": "stdout",
@@ -292,11 +286,10 @@
],
"source": [
"%%writefile test_trie.py\n",
"from nose.tools import assert_true\n",
"from nose.tools import raises\n",
"import unittest\n",
"\n",
"\n",
"class TestTrie(object): \n",
"class TestTrie(unittest.TestCase): \n",
"\n",
" def test_trie(self):\n",
" trie = Trie()\n",
@@ -307,7 +300,7 @@
" for word in words:\n",
" trie.insert(word)\n",
" for word in trie.list_words():\n",
" assert_true(trie.find(word) is not None)\n",
" self.assertTrue(trie.find(word) is not None)\n",
" \n",
" print('Test: Remove me')\n",
" trie.remove('me')\n",
@@ -315,9 +308,9 @@
" words = ['a', 'at', 'has', 'hat', 'he',\n",
" 'men', 'mens', 'met']\n",
" for word in words:\n",
" assert_true(trie.find(word) is not None)\n",
" self.assertTrue(trie.find(word) is not None)\n",
" for word in words_removed:\n",
" assert_true(trie.find(word) is None)\n",
" self.assertTrue(trie.find(word) is None)\n",
"\n",
" print('Test: Remove mens')\n",
" trie.remove('mens')\n",
@@ -325,9 +318,9 @@
" words = ['a', 'at', 'has', 'hat', 'he',\n",
" 'men', 'met']\n",
" for word in words:\n",
" assert_true(trie.find(word) is not None)\n",
" self.assertTrue(trie.find(word) is not None)\n",
" for word in words_removed:\n",
" assert_true(trie.find(word) is None)\n",
" self.assertTrue(trie.find(word) is None)\n",
"\n",
" print('Test: Remove a')\n",
" trie.remove('a')\n",
@@ -335,9 +328,9 @@
" words = ['at', 'has', 'hat', 'he',\n",
" 'men', 'met']\n",
" for word in words:\n",
" assert_true(trie.find(word) is not None)\n",
" self.assertTrue(trie.find(word) is not None)\n",
" for word in words_removed:\n",
" assert_true(trie.find(word) is None)\n",
" self.assertTrue(trie.find(word) is None)\n",
"\n",
" print('Test: Remove has')\n",
" trie.remove('has')\n",
@@ -345,23 +338,22 @@
" words = ['at', 'hat', 'he',\n",
" 'men', 'met']\n",
" for word in words:\n",
" assert_true(trie.find(word) is not None)\n",
" self.assertTrue(trie.find(word) is not None)\n",
" for word in words_removed:\n",
" assert_true(trie.find(word) is None)\n",
" self.assertTrue(trie.find(word) is None)\n",
"\n",
" print('Success: test_trie')\n",
"\n",
" @raises(Exception)\n",
" def test_trie_remove_invalid(self):\n",
" print('Test: Remove from empty trie')\n",
" trie = Trie()\n",
" assert_true(trie.remove('foo') is None) \n",
" self.assertTrue(trie.remove('foo') is None) \n",
"\n",
"\n",
"def main():\n",
" test = TestTrie()\n",
" test.test_trie()\n",
" test.test_trie_remove_invalid()\n",
" test.assertRaises(KeyError, test.test_trie_remove_invalid)\n",
"\n",
"\n",
"if __name__ == '__main__':\n",
@@ -371,9 +363,7 @@
{
"cell_type": "code",
"execution_count": 4,
"metadata": {
"collapsed": false
},
"metadata": {},
"outputs": [
{
"name": "stdout",
@@ -410,9 +400,9 @@
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.4.3"
"version": "3.7.2"
}
},
"nbformat": 4,
"nbformat_minor": 0
"nbformat_minor": 1
}