fix logging config and add profiler test (#1267)

pytorch_lightning/__init__.py

@@ -10,9 +10,10 @@ __homepage__ = 'https://github.com/PyTorchLightning/pytorch-lightning'
 __docs__ = "PyTorch Lightning is the lightweight PyTorch wrapper for ML researchers." \
            " Scale your models. Write less boilerplate."
 
-from logging import getLogger
+import logging as python_logging
 
-_logger = getLogger("lightning")
+_logger = python_logging.getLogger("lightning")
+python_logging.basicConfig(level=python_logging.INFO)
 
 try:
     # This variable is injected in the __builtins__ by the build

tests/test_profiler.py

@@ -74,10 +74,12 @@ def test_simple_profiler_overhead(simple_profiler, n_iter=5):
     assert all(durations < PROFILER_OVERHEAD_MAX_TOLERANCE)
 
 
-def test_simple_profiler_describe(simple_profiler):
+def test_simple_profiler_describe(caplog, simple_profiler):
     """Ensure the profiler won't fail when reporting the summary."""
     simple_profiler.describe()
 
+    assert "Profiler Report" in caplog.text
+
 
 def test_simple_profiler_value_errors(simple_profiler):
     """Ensure errors are raised where expected."""