Updated Code Snippets

Cron-Tasks/snippets.txt

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+# ┌───────────── minute (0 - 59)
+# │ ┌───────────── hour (0 - 23)
+# │ │ ┌───────────── day of month (1 - 31)
+# │ │ │ ┌───────────── month (1 - 12)
+# │ │ │ │ ┌───────────── day of week (0 - 6) (Sunday to Saturday;
+# │ │ │ │ │                                       7 is also Sunday on some systems)
+# │ │ │ │ │
+# │ │ │ │ │
+# * * * * *  command_to_execute
+
+
+
+###### Sample crontab ######
+
+# Empty temp folder every Friday at 5pm
+0 5 * * 5 rm -rf /tmp/*
+
+# Backup images to Google Drive every night at midnight
+0 0 * * * rsync -a ~/Pictures/ ~/Google\ Drive/Pictures/

Python-Unit-Testing/calc.py

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+
+def add(x, y):
+    """Add Function"""
+    return x + y
+
+
+def subtract(x, y):
+    """Subtract Function"""
+    return x - y
+
+
+def multiply(x, y):
+    """Multiply Function"""
+    return x * y
+
+
+def divide(x, y):
+    """Divide Function"""
+    if y == 0:
+        raise ValueError('Can not divide by zero!')
+    return x / y

Python-Unit-Testing/employee.py

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+
+import requests
+
+
+class Employee:
+    """A sample Employee class"""
+
+    raise_amt = 1.05
+
+    def __init__(self, first, last, pay):
+        self.first = first
+        self.last = last
+        self.pay = pay
+
+    @property
+    def email(self):
+        return '{}.{}@email.com'.format(self.first, self.last)
+
+    @property
+    def fullname(self):
+        return '{} {}'.format(self.first, self.last)
+
+    def apply_raise(self):
+        self.pay = int(self.pay * self.raise_amt)
+
+    def monthly_schedule(self, month):
+        response = requests.get(f'http://company.com/{self.last}/{month}')
+        if response.ok:
+            return response.text
+        else:
+            return 'Bad Response!'

Python-Unit-Testing/snippets.txt

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+import unittest
+from employee import Employee
+
+
+class TestEmployee(unittest.TestCase):
+
+    def test_email(self):
+        emp_1 = Employee('Corey', 'Schafer', 50000)
+        emp_2 = Employee('Sue', 'Smith', 60000)
+
+        self.assertEqual(emp_1.email, '[email protected]')
+        self.assertEqual(emp_2.email, '[email protected]')
+
+        emp_1.first = 'John'
+        emp_2.first = 'Jane'
+
+        self.assertEqual(emp_1.email, '[email protected]')
+        self.assertEqual(emp_2.email, '[email protected]')
+
+    def test_fullname(self):
+        emp_1 = Employee('Corey', 'Schafer', 50000)
+        emp_2 = Employee('Sue', 'Smith', 60000)
+
+        self.assertEqual(emp_1.fullname, 'Corey Schafer')
+        self.assertEqual(emp_2.fullname, 'Sue Smith')
+
+        emp_1.first = 'John'
+        emp_2.first = 'Jane'
+
+        self.assertEqual(emp_1.fullname, 'John Schafer')
+        self.assertEqual(emp_2.fullname, 'Jane Smith')
+
+    def test_apply_raise(self):
+        emp_1 = Employee('Corey', 'Schafer', 50000)
+        emp_2 = Employee('Sue', 'Smith', 60000)
+
+        emp_1.apply_raise()
+        emp_2.apply_raise()
+
+        self.assertEqual(emp_1.pay, 52500)
+        self.assertEqual(emp_2.pay, 63000)
+
+
+if __name__ == '__main__':
+    unittest.main()
+
+###### With Prints ######
+
+import unittest
+from employee import Employee
+
+
+class TestEmployee(unittest.TestCase):
+
+    def setUp(self):
+        print('setUp')
+        self.emp_1 = Employee('Corey', 'Schafer', 50000)
+        self.emp_2 = Employee('Sue', 'Smith', 60000)
+
+    def tearDown(self):
+        print('tearDown\n')
+
+    def test_email(self):
+        print('test_email')
+        self.assertEqual(self.emp_1.email, '[email protected]')
+        self.assertEqual(self.emp_2.email, '[email protected]')
+
+        self.emp_1.first = 'John'
+        self.emp_2.first = 'Jane'
+
+        self.assertEqual(self.emp_1.email, '[email protected]')
+        self.assertEqual(self.emp_2.email, '[email protected]')
+
+    def test_fullname(self):
+        print('test_fullname')
+        self.assertEqual(self.emp_1.fullname, 'Corey Schafer')
+        self.assertEqual(self.emp_2.fullname, 'Sue Smith')
+
+        self.emp_1.first = 'John'
+        self.emp_2.first = 'Jane'
+
+        self.assertEqual(self.emp_1.fullname, 'John Schafer')
+        self.assertEqual(self.emp_2.fullname, 'Jane Smith')
+
+    def test_apply_raise(self):
+        print('test_apply_raise')
+        self.emp_1.apply_raise()
+        self.emp_2.apply_raise()
+
+        self.assertEqual(self.emp_1.pay, 52500)
+        self.assertEqual(self.emp_2.pay, 63000)
+
+
+if __name__ == '__main__':
+    unittest.main()
+
+
+###### setUpClass and tearDownClass ######
+
+@classmethod
+def setUpClass(cls):
+    print('setupClass')
+
+@classmethod
+def tearDownClass(cls):
+    print('teardownClass')
+
+
+##### Mocking #####
+def monthly_schedule(self, month):
+    response = requests.get(f'http://company.com/{self.last}/{month}')
+    if response.ok:
+        return response.text
+    else:
+        return 'Bad Response!'

Python-Unit-Testing/test_calc.py

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+import unittest
+import calc
+
+
+class TestCalc(unittest.TestCase):
+
+    def test_add(self):
+        self.assertEqual(calc.add(10, 5), 15)
+        self.assertEqual(calc.add(-1, 1), 0)
+        self.assertEqual(calc.add(-1, -1), -2)
+
+    def test_subtract(self):
+        self.assertEqual(calc.subtract(10, 5), 5)
+        self.assertEqual(calc.subtract(-1, 1), -2)
+        self.assertEqual(calc.subtract(-1, -1), 0)
+
+    def test_multiply(self):
+        self.assertEqual(calc.multiply(10, 5), 50)
+        self.assertEqual(calc.multiply(-1, 1), -1)
+        self.assertEqual(calc.multiply(-1, -1), 1)
+
+    def test_divide(self):
+        self.assertEqual(calc.divide(10, 5), 2)
+        self.assertEqual(calc.divide(-1, 1), -1)
+        self.assertEqual(calc.divide(-1, -1), 1)
+        self.assertEqual(calc.divide(5, 2), 2.5)
+
+        with self.assertRaises(ValueError):
+            calc.divide(10, 0)
+
+
+if __name__ == '__main__':
+    unittest.main()

Python-Unit-Testing/test_employee.py

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+import unittest
+from unittest.mock import patch
+from employee import Employee
+
+
+class TestEmployee(unittest.TestCase):
+
+    @classmethod
+    def setUpClass(cls):
+        print('setupClass')
+
+    @classmethod
+    def tearDownClass(cls):
+        print('teardownClass')
+
+    def setUp(self):
+        print('setUp')
+        self.emp_1 = Employee('Corey', 'Schafer', 50000)
+        self.emp_2 = Employee('Sue', 'Smith', 60000)
+
+    def tearDown(self):
+        print('tearDown\n')
+
+    def test_email(self):
+        print('test_email')
+        self.assertEqual(self.emp_1.email, '[email protected]')
+        self.assertEqual(self.emp_2.email, '[email protected]')
+
+        self.emp_1.first = 'John'
+        self.emp_2.first = 'Jane'
+
+        self.assertEqual(self.emp_1.email, '[email protected]')
+        self.assertEqual(self.emp_2.email, '[email protected]')
+
+    def test_fullname(self):
+        print('test_fullname')
+        self.assertEqual(self.emp_1.fullname, 'Corey Schafer')
+        self.assertEqual(self.emp_2.fullname, 'Sue Smith')
+
+        self.emp_1.first = 'John'
+        self.emp_2.first = 'Jane'
+
+        self.assertEqual(self.emp_1.fullname, 'John Schafer')
+        self.assertEqual(self.emp_2.fullname, 'Jane Smith')
+
+    def test_apply_raise(self):
+        print('test_apply_raise')
+        self.emp_1.apply_raise()
+        self.emp_2.apply_raise()
+
+        self.assertEqual(self.emp_1.pay, 52500)
+        self.assertEqual(self.emp_2.pay, 63000)
+
+    def test_monthly_schedule(self):
+        with patch('employee.requests.get') as mocked_get:
+            mocked_get.return_value.ok = True
+            mocked_get.return_value.text = 'Success'
+
+            schedule = self.emp_1.monthly_schedule('May')
+            mocked_get.assert_called_with('http://company.com/Schafer/May')
+            self.assertEqual(schedule, 'Success')
+
+            mocked_get.return_value.ok = False
+
+            schedule = self.emp_2.monthly_schedule('June')
+            mocked_get.assert_called_with('http://company.com/Smith/June')
+            self.assertEqual(schedule, 'Bad Response!')
+
+
+if __name__ == '__main__':
+    unittest.main()

random_data.py

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+''' Super simple module to create basic random data for tutorials'''
+import random
+
+first_names = ['John', 'Jane', 'Corey', 'Travis', 'Dave', 'Kurt', 'Neil', 'Sam', 'Steve', 'Tom', 'James', 'Robert', 'Michael', 'Charles', 'Joe', 'Mary', 'Maggie', 'Nicole', 'Patricia', 'Linda', 'Barbara', 'Elizabeth', 'Laura', 'Jennifer', 'Maria']
+
+last_names = ['Smith', 'Doe', 'Jenkins', 'Robinson', 'Davis', 'Stuart', 'Jefferson', 'Jacobs', 'Wright', 'Patterson', 'Wilks', 'Arnold', 'Johnson', 'Williams', 'Jones', 'Brown', 'Davis', 'Miller', 'Wilson', 'Moore', 'Taylor', 'Anderson', 'Thomas', 'Jackson', 'White', 'Harris', 'Martin']
+
+street_names = ['Main', 'High', 'Pearl', 'Maple', 'Park', 'Oak', 'Pine', 'Cedar', 'Elm', 'Washington', 'Lake', 'Hill']
+
+fake_cities = ['Metropolis', 'Eerie', "King's Landing", 'Sunnydale', 'Bedrock', 'South Park', 'Atlantis', 'Mordor', 'Olympus', 'Dawnstar', 'Balmora', 'Gotham', 'Springfield', 'Quahog', 'Smalltown', 'Epicburg', 'Pythonville', 'Faketown', 'Westworld', 'Thundera', 'Vice City', 'Blackwater', 'Oldtown', 'Valyria', 'Winterfell', 'Braavos‎', 'Lakeview']
+
+states = ['AL', 'AK', 'AZ', 'AR', 'CA', 'CO', 'CT', 'DC', 'DE', 'FL', 'GA', 'HI', 'ID', 'IL', 'IN', 'IA', 'KS', 'KY', 'LA', 'ME', 'MD', 'MA', 'MI', 'MN', 'MS', 'MO', 'MT', 'NE', 'NV', 'NH', 'NJ', 'NM', 'NY', 'NC', 'ND', 'OH', 'OK', 'OR', 'PA', 'RI', 'SC', 'SD', 'TN', 'TX', 'UT', 'VT', 'VA', 'WA', 'WV', 'WI', 'WY']
+
+for num in range(100):
+    first = random.choice(first_names)
+    last = random.choice(last_names)
+
+    phone = f'{random.randint(100, 999)}-555-{random.randint(1000,9999)}'
+
+    street_num = random.randint(100, 999)
+    street = random.choice(street_names)
+    city = random.choice(fake_cities)
+    state = random.choice(states)
+    zip_code = random.randint(10000, 99999)
+    address = f'{street_num} {street} St., {city} {state} {zip_code}'
+
+    email = first.lower() + last.lower() + '@bogusemail.com'
+
+    print(f'{first} {last}\n{phone}\n{address}\n{email}\n')