[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>

3 files changed, 67 insertions, 52 deletions

diff --git a/searx/search/checker/__main__.py b/searx/search/checker/__main__.py
index 4ce4ca76b..1311288f3 100644
--- a/searx/search/checker/__main__.py
+++ b/searx/search/checker/__main__.py
@@ -37,12 +37,12 @@ else:
 stdout = io.TextIOWrapper(
     # pylint: disable=consider-using-with
     open(sys.stdout.fileno(), 'wb', 0),
-    write_through=True
+    write_through=True,
 )
 stderr = io.TextIOWrapper(
     # pylint: disable=consider-using-with
-    open(sys.stderr.fileno(), 'wb', 0)
-    , write_through=True
+    open(sys.stderr.fileno(), 'wb', 0),
+    write_through=True,
 )
 
 
@@ -91,12 +91,21 @@ def run(engine_name_list, verbose):
 # call by setup.py
 def main():
     parser = argparse.ArgumentParser(description='Check searx engines.')
-    parser.add_argument('engine_name_list', metavar='engine name', type=str, nargs='*',
-                        help='engines name or shortcut list. Empty for all engines.')
-    parser.add_argument('--verbose', '-v',
-                        action='store_true', dest='verbose',
-                        help='Display details about the test results',
-                        default=False)
+    parser.add_argument(
+        'engine_name_list',
+        metavar='engine name',
+        type=str,
+        nargs='*',
+        help='engines name or shortcut list. Empty for all engines.',
+    )
+    parser.add_argument(
+        '--verbose',
+        '-v',
+        action='store_true',
+        dest='verbose',
+        help='Display details about the test results',
+        default=False,
+    )
     args = parser.parse_args()
     run(args.engine_name_list, args.verbose)
 
diff --git a/searx/search/checker/background.py b/searx/search/checker/background.py
index d9f11a71c..ff005dd91 100644
--- a/searx/search/checker/background.py
+++ b/searx/search/checker/background.py
@@ -23,10 +23,12 @@ running = threading.Lock()
 def _get_interval(every, error_msg):
     if isinstance(every, int):
         every = (every, every)
-    if not isinstance(every, (tuple, list))\
-       or len(every) != 2\
-       or not isinstance(every[0], int)\
-       or not isinstance(every[1], int):
+    if (
+        not isinstance(every, (tuple, list))
+        or len(every) != 2
+        or not isinstance(every[0], int)
+        or not isinstance(every[1], int)
+    ):
         raise SearxSettingsException(error_msg, None)
     return every
 
@@ -50,14 +52,11 @@ def _set_result(result, include_timestamp=True):
 
 
 def run():
-    if not running.acquire(blocking=False): # pylint: disable=consider-using-with
+    if not running.acquire(blocking=False):  # pylint: disable=consider-using-with
         return
     try:
         logger.info('Starting checker')
-        result = {
-            'status': 'ok',
-            'engines': {}
-        }
+        result = {'status': 'ok', 'engines': {}}
         for name, processor in PROCESSORS.items():
             logger.debug('Checking %s engine', name)
             checker = Checker(processor)
diff --git a/searx/search/checker/impl.py b/searx/search/checker/impl.py
index e68248c0e..c0dd966d0 100644
--- a/searx/search/checker/impl.py
+++ b/searx/search/checker/impl.py
@@ -74,17 +74,23 @@ def _download_and_check_if_image(image_url: str) -> bool:
         try:
             # use "image_proxy" (avoid HTTP/2)
             network.set_context_network_name('image_proxy')
-            stream = network.stream('GET', image_url, timeout=10.0, allow_redirects=True, headers={
-                'User-Agent': gen_useragent(),
-                'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
-                'Accept-Language': 'en-US;q=0.5,en;q=0.3',
-                'Accept-Encoding': 'gzip, deflate, br',
-                'DNT': '1',
-                'Connection': 'keep-alive',
-                'Upgrade-Insecure-Requests': '1',
-                'Sec-GPC': '1',
-                'Cache-Control': 'max-age=0'
-            })
+            stream = network.stream(
+                'GET',
+                image_url,
+                timeout=10.0,
+                allow_redirects=True,
+                headers={
+                    'User-Agent': gen_useragent(),
+                    'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
+                    'Accept-Language': 'en-US;q=0.5,en;q=0.3',
+                    'Accept-Encoding': 'gzip, deflate, br',
+                    'DNT': '1',
+                    'Connection': 'keep-alive',
+                    'Upgrade-Insecure-Requests': '1',
+                    'Sec-GPC': '1',
+                    'Cache-Control': 'max-age=0',
+                },
+            )
             r = next(stream)
             r.close()
             if r.status_code == 200:
@@ -104,8 +110,7 @@ def _download_and_check_if_image(image_url: str) -> bool:
 
 
 def _is_url_image(image_url) -> bool:
-    """Normalize image_url
-    """
+    """Normalize image_url"""
     if not isinstance(image_url, str):
         return False
 
@@ -131,8 +136,9 @@ def _search_query_to_dict(search_query: SearchQuery) -> typing.Dict[str, typing.
     }
 
 
-def _search_query_diff(sq1: SearchQuery, sq2: SearchQuery)\
-        -> typing.Tuple[typing.Dict[str, typing.Any], typing.Dict[str, typing.Any]]:
+def _search_query_diff(
+    sq1: SearchQuery, sq2: SearchQuery
+) -> typing.Tuple[typing.Dict[str, typing.Any], typing.Dict[str, typing.Any]]:
     param1 = _search_query_to_dict(sq1)
     param2 = _search_query_to_dict(sq2)
     common = {}
@@ -182,11 +188,9 @@ class ResultContainerTests:
 
     __slots__ = 'test_name', 'search_query', 'result_container', 'languages', 'stop_test', 'test_results'
 
-    def __init__(self,
-                 test_results: TestResults,
-                 test_name: str,
-                 search_query: SearchQuery,
-                 result_container: ResultContainer):
+    def __init__(
+        self, test_results: TestResults, test_name: str, search_query: SearchQuery, result_container: ResultContainer
+    ):
         self.test_name = test_name
         self.search_query = search_query
         self.result_container = result_container
@@ -326,10 +330,9 @@ class CheckerTests:
 
     __slots__ = 'test_results', 'test_name', 'result_container_tests_list'
 
-    def __init__(self,
-                 test_results: TestResults,
-                 test_name: str,
-                 result_container_tests_list: typing.List[ResultContainerTests]):
+    def __init__(
+        self, test_results: TestResults, test_name: str, result_container_tests_list: typing.List[ResultContainerTests]
+    ):
         self.test_results = test_results
         self.test_name = test_name
         self.result_container_tests_list = result_container_tests_list
@@ -342,14 +345,17 @@ class CheckerTests:
             for i, urls_i in enumerate(urls_list):
                 for j, urls_j in enumerate(urls_list):
                     if i < j and urls_i == urls_j:
-                        common, diff = _search_query_diff(self.result_container_tests_list[i].search_query,
-                                                          self.result_container_tests_list[j].search_query)
+                        common, diff = _search_query_diff(
+                            self.result_container_tests_list[i].search_query,
+                            self.result_container_tests_list[j].search_query,
+                        )
                         common_str = ' '.join(['{}={!r}'.format(k, v) for k, v in common.items()])
-                        diff1_str = ', ' .join(['{}={!r}'.format(k, v1) for (k, (v1, v2)) in diff.items()])
-                        diff2_str = ', ' .join(['{}={!r}'.format(k, v2) for (k, (v1, v2)) in diff.items()])
-                        self.test_results.add_error(self.test_name,
-                                                    'results are identitical for {} and {} ({})'
-                                                    .format(diff1_str, diff2_str, common_str))
+                        diff1_str = ', '.join(['{}={!r}'.format(k, v1) for (k, (v1, v2)) in diff.items()])
+                        diff2_str = ', '.join(['{}={!r}'.format(k, v2) for (k, (v1, v2)) in diff.items()])
+                        self.test_results.add_error(
+                            self.test_name,
+                            'results are identitical for {} and {} ({})'.format(diff1_str, diff2_str, common_str),
+                        )
 
 
 class Checker:
@@ -395,9 +401,10 @@ class Checker:
         elif isinstance(method, types.FunctionType):
             method(*args)
         else:
-            self.test_results.add_error(obj.test_name,
-                                        'method {!r} ({}) not found for {}'
-                                        .format(method, method.__class__.__name__, obj.__class__.__name__))
+            self.test_results.add_error(
+                obj.test_name,
+                'method {!r} ({}) not found for {}'.format(method, method.__class__.__name__, obj.__class__.__name__),
+            )
 
     def call_tests(self, obj, test_descriptions):
         for test_description in test_descriptions: