test/: PEP8 compliancy (#24803)

* test/: PEP8 compliancy

- Make PEP8 compliant

* Python3 chokes on casting int to bytes (#24952)

But if we tell the formatter that the var is a number, it works

test/units/modules/cloud/amazon/test_s3.py

@@ -1,10 +1,12 @@
 import pytest
-boto = pytest.importorskip("boto")
-
 import unittest
+
 import ansible.modules.cloud.amazon.s3 as s3
 from ansible.module_utils.six.moves.urllib.parse import urlparse
 
+boto = pytest.importorskip("boto")
+
+
 class TestUrlparse(unittest.TestCase):
 
     def test_urlparse(self):
@@ -19,16 +21,16 @@ class TestUrlparse(unittest.TestCase):
 
     def test_is_walrus(self):
         actual = s3.is_walrus("trulywalrus_but_invalid_url")
-        #I don't know if this makes sense, but this is the current behaviour...
+        # I don't know if this makes sense, but this is the current behaviour...
         self.assertEqual(True, actual)
         actual = s3.is_walrus("http://notwalrus.amazonaws.com")
         self.assertEqual(False, actual)
 
     def test_get_s3_connection(self):
         aws_connect_kwargs = dict(aws_access_key_id="access_key",
-                                    aws_secret_access_key="secret_key")
-        location=None
-        rgw=True
-        s3_url="http://bla.blubb"
+                                  aws_secret_access_key="secret_key")
+        location = None
+        rgw = True
+        s3_url = "http://bla.blubb"
         actual = s3.get_s3_connection(aws_connect_kwargs, location, rgw, s3_url)
         self.assertEqual("bla.blubb", actual.host)