Enable transformers in nightly build (#444)

Author: jiafatom

.azure-pipelines/linux-CI-keras-applications-nightly.yml

@@ -23,6 +23,7 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==1.15.0
         INSTALL_ORT: pip install onnxruntime==1.1.1
         INSTALL_KERAS_RESNET:
+        INSTALL_TRANSFORMERS:
         NIGHTLY_BUILD_TEST: python run_all.py --exclude "test_keras_applications_v2.py"
 
       Python36:
@@ -33,6 +34,7 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==1.15.0
         INSTALL_ORT: pip install onnxruntime==1.1.1
         INSTALL_KERAS_RESNET: pip install keras-resnet
+        INSTALL_TRANSFORMERS:
         NIGHTLY_BUILD_TEST: python run_all.py --exclude "test_keras_applications_v2.py"
 
       Python37:
@@ -43,6 +45,7 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==1.15.0
         INSTALL_ORT: pip install -i https://test.pypi.org/simple/ ort-nightly
         INSTALL_KERAS_RESNET: pip install keras-resnet
+        INSTALL_TRANSFORMERS:
         NIGHTLY_BUILD_TEST: python run_all.py --exclude "test_keras_applications_v2.py"
 
       Python37-official-ort:
@@ -53,6 +56,7 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==1.15.0
         INSTALL_ORT: pip install onnxruntime==1.1.1
         INSTALL_KERAS_RESNET: pip install keras-resnet
+        INSTALL_TRANSFORMERS:
         NIGHTLY_BUILD_TEST: python run_all.py --exclude "test_keras_applications_v2.py"
 
       Python37-tf2:
@@ -63,7 +67,8 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==2.1.0
         INSTALL_ORT: pip install -i https://test.pypi.org/simple/ ort-nightly
         INSTALL_KERAS_RESNET: pip install keras-resnet
-        NIGHTLY_BUILD_TEST: pytest test_keras_applications_v2.py --doctest-modules --junitxml=junit/test-results-keras_applications_v2.xml
+        INSTALL_TRANSFORMERS: pip install transformers
+        NIGHTLY_BUILD_TEST: pytest test_keras_applications_v2.py test_transformers.py --doctest-modules --junitxml=junit/test-results-v2.xml
 
     maxParallel: 3
 
@@ -106,6 +111,7 @@ jobs:
       pip install keras-tcn==2.8.3
       $(UNINSTALL_KERAS)
       pip install git+https://github.com/qubvel/efficientnet
+      $(INSTALL_TRANSFORMERS)
     displayName: 'Install dependencies'
 
   - script: |

.azure-pipelines/win32-CI-keras-applications-nightly.yml

@@ -23,6 +23,7 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==1.14.0
         INSTALL_ORT: pip install onnxruntime==1.1.1
         INSTALL_KERAS_RESNET:
+        INSTALL_TRANSFORMERS:
         NIGHTLY_BUILD_TEST: python run_all.py --exclude "test_keras_applications_v2.py test_mask_rcnn.py"
 
       Python36:
@@ -33,6 +34,7 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==1.14.0
         INSTALL_ORT: pip install onnxruntime==1.1.1
         INSTALL_KERAS_RESNET: pip install keras-resnet
+        INSTALL_TRANSFORMERS:
         NIGHTLY_BUILD_TEST: python run_all.py --exclude "test_keras_applications_v2.py test_mask_rcnn.py"
 
       Python37:
@@ -43,6 +45,7 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==1.14.0
         INSTALL_ORT: pip install -i https://test.pypi.org/simple/ ort-nightly
         INSTALL_KERAS_RESNET: pip install keras-resnet
+        INSTALL_TRANSFORMERS:
         NIGHTLY_BUILD_TEST: python run_all.py --exclude "test_keras_applications_v2.py test_mask_rcnn.py"
 
       Python37-official-ort:
@@ -53,6 +56,7 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==1.14.0
         INSTALL_ORT: pip install onnxruntime==1.1.1
         INSTALL_KERAS_RESNET: pip install keras-resnet
+        INSTALL_TRANSFORMERS:
         NIGHTLY_BUILD_TEST: python run_all.py --exclude "test_keras_applications_v2.py test_mask_rcnn.py"
 
       Python37-tf2:
@@ -63,7 +67,8 @@ jobs:
         INSTALL_TENSORFLOW: pip install tensorflow==2.1.0
         INSTALL_ORT: pip install onnxruntime==1.1.1
         INSTALL_KERAS_RESNET: pip install keras-resnet
-        NIGHTLY_BUILD_TEST: pytest test_keras_applications_v2.py --doctest-modules --junitxml=junit/test-results-keras_applications_v2.xml
+        INSTALL_TRANSFORMERS: pip install transformers
+        NIGHTLY_BUILD_TEST: pytest test_keras_applications_v2.py test_transformers.py --doctest-modules --junitxml=junit/test-results-v2.xml
 
     maxParallel: 3
 
@@ -104,6 +109,7 @@ jobs:
       pip install keras-tcn==2.8.3
       %UNINSTALL_KERAS%
       pip install git+https://github.com/qubvel/efficientnet
+      %INSTALL_TRANSFORMERS%
     displayName: 'Install dependencies'
 
   - script: |