Cleanup useless messages on pipeline (#4698)

pipelines/fast-test.yml

@@ -25,12 +25,12 @@ stages:
 
     - script: |
         cd docs
-        make -e SPHINXOPTS="-W --keep-going -T" html
+        make -e SPHINXOPTS="-W --keep-going -T -q" html
       displayName: Sphinx sanity check
 
     - script: |
         cd docs
-        make -e SPHINXOPTS="-W --keep-going -T -D language='zh'" html
+        make -e SPHINXOPTS="-W --keep-going -T -q -D language='zh'" html
       displayName: Sphinx sanity check (Chinese)
 
     - script: |

pipelines/templates/install-dependencies.yml

@@ -65,3 +65,7 @@ steps:
 - script: |
     python test/vso_tools/interim_patch.py
   displayName: Torch utils tensorboard interim patch
+
+- script: |
+    pip list
+  displayName: List pip dependencies

test/pytest.ini

 [pytest]
 addopts = --cov=nni --cov-config=.coveragerc --junitxml=junit/test-results.xml --cov-report=xml --cov-report=html --cov-config=.coveragerc
+filterwarnings =
+    ignore:Using key to access the identifier of:DeprecationWarning
+    ignore:layer_choice.choices is deprecated.:DeprecationWarning
+    ignore:The truth value of an empty array is ambiguous.:DeprecationWarning
+    ignore:nni.retiarii.serialize is deprecated and will be removed in future release.:DeprecationWarning