Fix random test failures

tests/test_log_setup.py

@@ -135,15 +135,16 @@ def test_set_loggers_journald_importerror(import_fails):
 def test_reduce_verbosity():
     setup_logging_pre()
     reduce_verbosity_for_bias_tester()
+    prior_level = logging.getLogger('freqtrade').getEffectiveLevel()
 
-    assert logging.getLogger('freqtrade.resolvers').getEffectiveLevel() is logging.WARNING
-    assert logging.getLogger('freqtrade.strategy.hyper').getEffectiveLevel() is logging.WARNING
+    assert logging.getLogger('freqtrade.resolvers').getEffectiveLevel() == logging.WARNING
+    assert logging.getLogger('freqtrade.strategy.hyper').getEffectiveLevel() == logging.WARNING
     # base level wasn't changed
-    assert logging.getLogger('freqtrade').getEffectiveLevel() is logging.INFO
+    assert logging.getLogger('freqtrade').getEffectiveLevel() == prior_level
 
     restore_verbosity_for_bias_tester()
 
-    assert logging.getLogger('freqtrade.resolvers').getEffectiveLevel() is logging.INFO
-    assert logging.getLogger('freqtrade.strategy.hyper').getEffectiveLevel() is logging.INFO
-    assert logging.getLogger('freqtrade').getEffectiveLevel() is logging.INFO
+    assert logging.getLogger('freqtrade.resolvers').getEffectiveLevel() == prior_level
+    assert logging.getLogger('freqtrade.strategy.hyper').getEffectiveLevel() == prior_level
+    assert logging.getLogger('freqtrade').getEffectiveLevel() == prior_level
     # base level wasn't changed