[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

tests/test_general.py

@@ -77,7 +77,7 @@ def _calls_wait_for_calc_timeout_fast(res_queue):
         res = _wait_for_calc_timeout_fast(1, 2)
         res_queue.put(res)
 
-    """ Testing calls that avoid timeouts store the values in cache. """
+    """Testing calls that avoid timeouts store the values in cache."""
     _wait_for_calc_timeout_fast.clear_cache()
     val1 = _wait_for_calc_timeout_fast(1, 2)
     val2 = _wait_for_calc_timeout_fast(1, 2)