DEBUG-log font-matching results, and print failing logs on CI.

pytest will only actually output logs if the test fail.

.appveyor.yml

@@ -15,7 +15,7 @@ environment:
  global:
  PYTHONIOENCODING: UTF-8
  PYTEST_ARGS: -raR --numprocesses=auto --timeout=300 --durations=25
- --cov-report= --cov=lib -m "not network"
+ --cov-report= --cov=lib -m "not network" --log-level=DEBUG
 
  matrix:
  # theoretically the CONDA_INSTALL_LOCN could be only two: one for 32bit,

.travis.yml

@@ -70,7 +70,7 @@ env:
  - NPROC=2
  - OPENBLAS_NUM_THREADS=1
  - PYTHONFAULTHANDLER=1
- - PYTEST_ADDOPTS="-raR --maxfail=50 --timeout=300 --durations=25 --cov-report= --cov=lib -n $NPROC"
+ - PYTEST_ADDOPTS="-raR --maxfail=50 --timeout=300 --durations=25 --cov-report= --cov=lib -n $NPROC --log-level=DEBUG"
  - RUN_PYTEST=1
  - RUN_FLAKE8=
 

azure-pipelines.yml

@@ -41,7 +41,7 @@ jobs:
 
  - script: |
  env
- pytest --junitxml=junit/test-results.xml -raR --maxfail=50 --timeout=300 --durations=25 --cov-report= --cov=lib -n 2
+ pytest --junitxml=junit/test-results.xml -raR --maxfail=50 --timeout=300 --durations=25 --cov-report= --cov=lib -n 2 --log-level=DEBUG
  displayName: 'pytest'
 
  - task: PublishTestResults@2

lib/matplotlib/font_manager.py

@@ -1222,10 +1222,9 @@ def _findfont_cached(self, prop, fontext, directory, fallback_to_default,
 
  if not isinstance(prop, FontProperties):
  prop = FontProperties(prop)
- fname = prop.get_file()
 
+ fname = prop.get_file()
  if fname is not None:
- _log.debug('findfont returning %s', fname)
  return fname
 
  if fontext == 'afm':
@@ -1236,19 +1235,19 @@ def _findfont_cached(self, prop, fontext, directory, fallback_to_default,
  best_score = 1e64
  best_font = None
 
+ _log.debug('findfont: Matching %s.', prop)
  for font in fontlist:
  if (directory is not None and
  Path(directory) not in Path(font.fname).parents):
  continue
- # Matching family should have highest priority, so it is multiplied
- # by 10.0
- score = \
- self.score_family(prop.get_family(), font.name) * 10.0 + \
- self.score_style(prop.get_style(), font.style) + \
- self.score_variant(prop.get_variant(), font.variant) + \
- self.score_weight(prop.get_weight(), font.weight) + \
- self.score_stretch(prop.get_stretch(), font.stretch) + \
- self.score_size(prop.get_size(), font.size)
+ # Matching family should have top priority, so multiply it by 10.
+ score = (self.score_family(prop.get_family(), font.name) * 10
+ + self.score_style(prop.get_style(), font.style)
+ + self.score_variant(prop.get_variant(), font.variant)
+ + self.score_weight(prop.get_weight(), font.weight)
+ + self.score_stretch(prop.get_stretch(), font.stretch)
+ + self.score_size(prop.get_size(), font.size))
+ _log.debug('findfont: score(%s) = %s', font, score)
  if score < best_score:
  best_score = score
  best_font = font

lib/matplotlib/tests/test_animation.py

@@ -215,6 +215,7 @@ def test_movie_writer_registry():
  reason="animation writer not installed")
 @pytest.mark.parametrize("method_name", ["to_html5_video", "to_jshtml"])
 def test_embed_limit(method_name, caplog, tmpdir):
+ caplog.set_level("WARNING")
  with tmpdir.as_cwd():
  with mpl.rc_context({"animation.embed_limit": 1e-6}): # ~1 byte.
  getattr(make_animation(frames=1), method_name)()