[fix] pep8

searx/engines/google.py

@@ -1,4 +1,4 @@
-## Google (Web)
+#  Google (Web)
 #
 # @website     https://www.google.com
 # @provide-api yes (https://developers.google.com/custom-search/)
@@ -9,7 +9,7 @@
 # @parse       url, title, content, suggestion
 
 from urllib import urlencode
-from urlparse import unquote,urlparse,parse_qsl
+from urlparse import urlparse, parse_qsl
 from lxml import html
 from searx.engines.xpath import extract_text, extract_url
 
@@ -23,7 +23,10 @@ google_hostname = 'www.google.com'
 search_path = '/search'
 redirect_path = '/url'
 images_path = '/images'
-search_url = 'https://' + google_hostname + search_path + '?{query}&start={offset}&gbv=1'
+search_url = ('https://' +
+              google_hostname +
+              search_path +
+              '?{query}&start={offset}&gbv=1')
 
 # specific xpath variables
 results_xpath = '//li[@class="g"]'
@@ -36,15 +39,18 @@ images_xpath = './/div/a'
 image_url_xpath = './@href'
 image_img_src_xpath = './img/@src'
 
+
 # remove google-specific tracking-url
 def parse_url(url_string):
     parsed_url = urlparse(url_string)
-    if parsed_url.netloc in [google_hostname, ''] and parsed_url.path==redirect_path:
+    if (parsed_url.netloc in [google_hostname, '']
+            and parsed_url.path == redirect_path):
         query = dict(parse_qsl(parsed_url.query))
         return query['q']
     else:
         return url_string
 
+
 # do search-request
 def request(query, params):
     offset = (params['pageno'] - 1) * 10
@@ -74,11 +80,13 @@ def response(resp):
         try:
             url = parse_url(extract_url(result.xpath(url_xpath), search_url))
             parsed_url = urlparse(url)
-            if parsed_url.netloc==google_hostname and parsed_url.path==search_path:
+            if (parsed_url.netloc == google_hostname
+                    and parsed_url.path == search_path):
                 # remove the link to google news
                 continue
 
-            if parsed_url.netloc==google_hostname and parsed_url.path==images_path:
+            if (parsed_url.netloc == google_hostname
+                    and parsed_url.path == images_path):
                 # images result
                 results = results + parse_images(result)
             else:
@@ -99,6 +107,7 @@ def response(resp):
     # return results
     return results
 
+
 def parse_images(result):
     results = []
     for image in result.xpath(images_xpath):