[format.python] initial formatting of the python code

This patch was generated by black [1]::

    make format.python

[1] https://github.com/psf/black

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>

searx/engines/gentoo.py

@@ -37,15 +37,12 @@ def locale_to_lang_code(locale):
 # wikis for some languages were moved off from the main site, we need to make
 # requests to correct URLs to be able to get results in those languages
 lang_urls = {
-    'en': {
-        'base': 'https://wiki.gentoo.org',
-        'search': '/index.php?title=Special:Search&offset={offset}&{query}'
-    },
+    'en': {'base': 'https://wiki.gentoo.org', 'search': '/index.php?title=Special:Search&offset={offset}&{query}'},
     'others': {
         'base': 'https://wiki.gentoo.org',
         'search': '/index.php?title=Special:Search&offset={offset}&{query}\
-                &profile=translation&languagefilter={language}'
-    }
+                &profile=translation&languagefilter={language}',
+    },
 }
 
 
@@ -78,7 +75,7 @@ main_langs = {
     'sl': 'Slovenský',
     'th': 'ไทย',
     'uk': 'Українська',
-    'zh': '简体中文'
+    'zh': '简体中文',
 }
 supported_languages = dict(lang_urls, **main_langs)
 
@@ -101,8 +98,7 @@ def request(query, params):
     urls = get_lang_urls(language)
     search_url = urls['base'] + urls['search']
 
-    params['url'] = search_url.format(query=query, offset=offset,
-                                      language=language)
+    params['url'] = search_url.format(query=query, offset=offset, language=language)
 
     return params
 
@@ -123,7 +119,6 @@ def response(resp):
         href = urljoin(base_url, link.attrib.get('href'))
         title = extract_text(link)
 
-        results.append({'url': href,
-                        'title': title})
+        results.append({'url': href, 'title': title})
 
     return results