[Trivialfix]Fix typos

Fix the typos in bandit.

Change-Id: I93db489ae27c3f4490e988d342802f3f29f9255f

examples/imports-function.py

@@ -7,6 +7,6 @@ subprocess = __import__("subprocess")
 # see bug https://bugs.launchpad.net/bandit/+bug/1396333
 __import__()
 
-# TODO(??): bandit can not find this one unfortunatly (no symbol tab)
+# TODO(??): bandit can not find this one unfortunately (no symbol tab)
 a = 'subprocess'
 __import__(a)

tests/functional/test_baseline.py

@@ -222,7 +222,7 @@ class BaselineFunctionalTests(testtools.TestCase):
                                  "new_candidates-all.py"}
         target_directory, baseline_code = (self._create_baseline(
                                            baseline_report_files))
-        # assert the intial baseline found results
+        # assert the initial baseline found results
         self.assertEqual(1, baseline_code)
         baseline_report = os.path.join(target_directory,
                                        self.baseline_report_file)

tests/unit/cli/test_main.py

@@ -151,7 +151,7 @@ class BanditCLIMainTests(testtools.TestCase):
                          option_name))
 
     def test_log_option_source_no_values(self):
-        # Test that None is returned when no command arguement or ini value are
+        # Test that None is returned when no command argument or ini value are
         # provided
         option_name = 'aggregate'
         self.assertIsNone(bandit._log_option_source(None, None, option_name))