fix flake8 errors (Unnecessary list comprehension)

src/rosdep2/platforms/osx.py

@@ -303,7 +303,7 @@ def handle_options(options):
 
             # make sure options is a list of list of strings
             try:
-                valid = all([isinstance(x, _basestring) for option in options for x in option])
+                valid = all(isinstance(x, _basestring) for option in options for x in option)
             except Exception as e:
                 raise InvalidData("Invalid list of options '%s', error: %s" % (options, e))
             else:

src/rosdep2/sources_list.py

@@ -637,7 +637,7 @@ def get_view_dependencies(self, view_name):
         if view_name != SourcesListLoader.ALL_VIEW_KEY:
             # if the view_name matches one of our sources, return
             # empty list as none of our sources has deps.
-            if any([x for x in self.sources if view_name == x.url]):
+            if any(x for x in self.sources if view_name == x.url):
                 return []
 
         # not one of our views, so it depends on everything we provide

test/test_rosdep_sources_list.py

@@ -434,7 +434,7 @@ def test_SourcesListLoader_create_default():
     loader = SourcesListLoader.create_default(matcher, sources_cache_dir=tempdir)
     assert loader.sources
     sources0 = loader.sources
-    assert not any([s for s in loader.sources if not matcher.matches(s)])
+    assert not any(s for s in loader.sources if not matcher.matches(s))
 
     loader = SourcesListLoader.create_default(matcher, sources_cache_dir=tempdir)
     assert sources0 == loader.sources
@@ -445,7 +445,7 @@ def test_SourcesListLoader_create_default():
     assert loader2.sources
     # - should have filtered down to python-only
     assert sources0 != loader2.sources
-    assert not any([s for s in loader2.sources if not matcher2.matches(s)])
+    assert not any(s for s in loader2.sources if not matcher2.matches(s))
 
     # test API