fix pep8 errors

searx/engines/frinkiac.py

 THUMB_URL = '{base}img/{episode}/{timestamp}/medium.jpg'
 IMAGE_URL = '{base}img/{episode}/{timestamp}.jpg'
 
+
 def request(query, params):
     params['url'] = SEARCH_URL.format(base=BASE, query=urlencode({'q': query}))
     return params
 
+
 def response(resp):
     results = []
     response_data = loads(resp.text)

tests/unit/engines/test_frinkiac.py

                        'Episode': 'S05E21',
                        'Timestamp': 3453455,
                        'Filename': ''},
-                       {'Id': 435354,
+                      {'Id': 435354,
                        'Episode': 'S05E22',
                        'Timestamp': 3453456,
                        'Filename': ''},
-                       {'Id': 435333,
+                      {'Id': 435333,
                        'Episode': 'S05E23',
                        'Timestamp': 3453457,
                        'Filename': ''},
-                       {'Id': 477234,
+                      {'Id': 477234,
                        'Episode': 'S05E24',
                        'Timestamp': 3453458,
                        'Filename': ''}])