[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/google_videos.py

@@ -38,10 +38,8 @@ from searx.engines.google import (
 )
 
 # pylint: disable=unused-import
-from searx.engines.google import (
-    supported_languages_url
-    ,  _fetch_supported_languages
-)
+from searx.engines.google import supported_languages_url, _fetch_supported_languages
+
 # pylint: enable=unused-import
 
 # about
@@ -65,6 +63,7 @@ safesearch = True
 
 RE_CACHE = {}
 
+
 def _re(regexpr):
     """returns compiled regular expression"""
     RE_CACHE[regexpr] = RE_CACHE.get(regexpr, re.compile(regexpr))
@@ -77,18 +76,17 @@ def scrap_out_thumbs_src(dom):
     for script in eval_xpath_list(dom, '//script[contains(., "google.ldi={")]'):
         _script = script.text
         # "dimg_35":"https://i.ytimg.c....",
-        _dimurl = _re("s='([^']*)").findall( _script)
-        for k,v in _re('(' + thumb_name + '[0-9]*)":"(http[^"]*)' ).findall(_script):
-            v = v.replace(r'\u003d','=')
-            v = v.replace(r'\u0026','&')
+        _dimurl = _re("s='([^']*)").findall(_script)
+        for k, v in _re('(' + thumb_name + '[0-9]*)":"(http[^"]*)').findall(_script):
+            v = v.replace(r'\u003d', '=')
+            v = v.replace(r'\u0026', '&')
             ret_val[k] = v
     logger.debug("found %s imgdata for: %s", thumb_name, ret_val.keys())
     return ret_val
 
 
 def scrap_out_thumbs(dom):
-    """Scrap out thumbnail data from <script> tags.
-    """
+    """Scrap out thumbnail data from <script> tags."""
     ret_val = {}
     thumb_name = 'dimg_'
 
@@ -96,7 +94,7 @@ def scrap_out_thumbs(dom):
         _script = script.text
 
         # var s='data:image/jpeg;base64, ...'
-        _imgdata = _re("s='([^']*)").findall( _script)
+        _imgdata = _re("s='([^']*)").findall(_script)
         if not _imgdata:
             continue
 
@@ -112,19 +110,24 @@ def scrap_out_thumbs(dom):
 def request(query, params):
     """Google-Video search request"""
 
-    lang_info = get_lang_info(
-        params, supported_languages, language_aliases, False
-    )
-    logger.debug(
-        "HTTP header Accept-Language --> %s", lang_info['headers']['Accept-Language'])
+    lang_info = get_lang_info(params, supported_languages, language_aliases, False)
+    logger.debug("HTTP header Accept-Language --> %s", lang_info['headers']['Accept-Language'])
 
-    query_url = 'https://' + lang_info['subdomain'] + '/search' + "?" + urlencode({
-        'q':   query,
-        'tbm': "vid",
-        **lang_info['params'],
-        'ie': "utf8",
-        'oe': "utf8",
-    })
+    query_url = (
+        'https://'
+        + lang_info['subdomain']
+        + '/search'
+        + "?"
+        + urlencode(
+            {
+                'q': query,
+                'tbm': "vid",
+                **lang_info['params'],
+                'ie': "utf8",
+                'oe': "utf8",
+            }
+        )
+    )
 
     if params['time_range'] in time_range_dict:
         query_url += '&' + urlencode({'tbs': 'qdr:' + time_range_dict[params['time_range']]})
@@ -133,9 +136,7 @@ def request(query, params):
     params['url'] = query_url
 
     params['headers'].update(lang_info['headers'])
-    params['headers']['Accept'] = (
-        'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8'
-        )
+    params['headers']['Accept'] = 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8'
     return params
 
 
@@ -171,21 +172,22 @@ def response(resp):
 
         title = extract_text(eval_xpath_getindex(result, title_xpath, 0))
         url = eval_xpath_getindex(result, './/div[@class="dXiKIc"]//a/@href', 0)
-        length = extract_text(eval_xpath(
-            result, './/div[contains(@class, "P7xzyf")]/span/span'))
+        length = extract_text(eval_xpath(result, './/div[contains(@class, "P7xzyf")]/span/span'))
         c_node = eval_xpath_getindex(result, './/div[@class="Uroaid"]', 0)
         content = extract_text(c_node)
         pub_info = extract_text(eval_xpath(result, './/div[@class="Zg1NU"]'))
 
-        results.append({
-            'url':         url,
-            'title':       title,
-            'content':     content,
-            'length':      length,
-            'author':      pub_info,
-            'thumbnail':   img_src,
-            'template':    'videos.html',
-            })
+        results.append(
+            {
+                'url': url,
+                'title': title,
+                'content': content,
+                'length': length,
+                'author': pub_info,
+                'thumbnail': img_src,
+                'template': 'videos.html',
+            }
+        )
 
     # parse suggestion
     for suggestion in eval_xpath_list(dom, suggestion_xpath):