Fix flake8 errors

./test/geocoders/googlev3.py:159:35: E231 missing whitespace after ','
./test/geocoders/googlev3.py:163:32: E231 missing whitespace after ','
./test/geocoders/googlev3.py:163:91: E501 line too long (100 > 90 characters)
./geopy/geocoders/googlev3.py:218:1: W293 blank line contains whitespace
./geopy/geocoders/googlev3.py:219:91: E501 line too long (93 > 90 characters)
./geopy/geocoders/googlev3.py:221:1: W293 blank line contains whitespace
./geopy/geocoders/googlev3.py:223:1: W293 blank line contains whitespace

geopy/geocoders/googlev3.py

@@ -213,14 +213,16 @@ def geocode(
         :param str region: The region code, specified as a ccTLD
             ("top-level domain") two-character value.
 
-        :param Union[dict,list] components: Restricts to an area. Can use any combination
-            of: route, locality, administrative_area, postal_code, country.
-            
-            Pass a list of tuples if you want to specify multiple components of the same type
-            e.g.:
-             
-                >>> [('administrative_area','VA'), ('administrative_area':'Arlington')]
-            
+        :type components: dict or list
+        :param components: Restricts to an area. Can use any combination of:
+            `route`, `locality`, `administrative_area`, `postal_code`,
+            `country`.
+
+            Pass a list of tuples if you want to specify multiple components of
+            the same type, e.g.:
+
+                >>> [('administrative_area', 'VA'), ('administrative_area', 'Arlington')]
+
 
         :param str place_id: Retrieve a Location using a Place ID.
             Cannot be not used with ``query`` or ``bounds`` parameters.

test/geocoders/googlev3.py

@@ -156,11 +156,14 @@ def test_format_components_param(self):
 
         self.assertEqual(f([('country', 'FR')]), 'country:FR')
         output = f([
-            ('administrative_area','CA'),
+            ('administrative_area', 'CA'),
             ('administrative_area', 'Los Angeles'),
             ('country', 'US')
         ])
-        self.assertEqual(output,'administrative_area:CA|administrative_area:Los Angeles|country:US')
+        self.assertEqual(
+            output,
+            'administrative_area:CA|administrative_area:Los Angeles|country:US'
+        )
 
         with self.assertRaises(ValueError):
             f(None)