disabled pytest capturing for the captured_out filter tests

tests/test_experiment.py

@@ -8,6 +8,7 @@
 import sys
 
 from sacred.experiment import Experiment
+from sacred.utils import apply_backspaces_and_linefeeds
 
 
 @pytest.fixture
@@ -163,10 +164,7 @@ def run(a):
     assert ex.run(named_configs=['ncfg']).result == 10
 
 
-def test_captured_out_filter(ex):
-    from sacred.utils import apply_backspaces_and_linefeeds
-    ex.captured_out_filter = apply_backspaces_and_linefeeds
-
+def test_captured_out_filter(ex, capsys):
     @ex.main
     def run_print_mock_progress():
         sys.stdout.write('progress 0')
@@ -176,7 +174,10 @@ def run_print_mock_progress():
             sys.stdout.write(str(i))
             sys.stdout.flush()
 
-    assert ex.run(options={'--loglevel': 'ERROR'}).captured_out == 'progress 9'
+    ex.captured_out_filter = apply_backspaces_and_linefeeds
+    options = {'--loglevel': 'CRITICAL'}  # to disable logging
+    with capsys.disabled():
+        assert ex.run(options=options).captured_out == 'progress 9'
 
 
 def test_adding_option_hooks(ex):

tests/test_run.py

@@ -10,7 +10,8 @@
 
 from sacred.run import Run
 from sacred.config.config_summary import ConfigSummary
-from sacred.utils import ObserverError, SacredInterrupt, TimeoutInterrupt
+from sacred.utils import (ObserverError, SacredInterrupt, TimeoutInterrupt,
+                          apply_backspaces_and_linefeeds)
 
 
 @pytest.fixture
@@ -224,16 +225,17 @@ def test_unobserved_run_doesnt_emit(run):
     assert not observer.failed_event.called
 
 
-def test_captured_out_filter(run):
-    from sacred.utils import apply_backspaces_and_linefeeds
+def test_captured_out_filter(run, capsys):
     def print_mock_progress():
         sys.stdout.write('progress 0')
         sys.stdout.flush()
         for i in range(10):
             sys.stdout.write('\b')
             sys.stdout.write(str(i))
             sys.stdout.flush()
+
     run.captured_out_filter = apply_backspaces_and_linefeeds
     run.main_function.side_effect = print_mock_progress
-    run()
-    assert run.captured_out == 'progress 9'
+    with capsys.disabled():
+        run()
+        assert run.captured_out == 'progress 9'