Update code-quality tools

Author: acdha

.pre-commit-config.yaml

@@ -1,10 +1,10 @@
 repos:
     - repo: https://github.com/pre-commit/mirrors-isort
-      rev: v4.3.17
+      rev: v4.3.21
       hooks:
           - id: isort
     - repo: https://github.com/pre-commit/pre-commit-hooks
-      rev: v2.2.1
+      rev: v2.5.0
       hooks:
           - id: check-added-large-files
             args: ["--maxkb=128"]
@@ -29,7 +29,7 @@ repos:
             args: ["--autofix", "--no-sort-keys", "--indent=4"]
           - id: trailing-whitespace
     - repo: https://gitlab.com/pycqa/flake8
-      rev: 3.7.7
+      rev: 3.7.9
       hooks:
           - id: flake8
             additional_dependencies:

tests/test_client.py

@@ -284,7 +284,7 @@ def test_cursor_traversal(self):
 
         expected = solr.search(q="*:*", rows=len(self.docs)*3, sort="id asc").docs
         results = solr.search(q='*:*', cursorMark="*", rows=2, sort="id asc")
-        all_docs = [doc for doc in results]
+        all_docs = list(results)
         self.assertEqual(len(expected), len(all_docs))
         self.assertEqual(len(results), len(all_docs))
         self.assertEqual(expected, all_docs)