debug windows fail

Author: lucasmcdonald3

.github/workflows/ci_tests.yaml

@@ -24,9 +24,9 @@ jobs:
       fail-fast: true
       matrix:
         os:
-          - ubuntu-latest
+          # - ubuntu-latest
           - windows-latest
-          - macos-latest
+          # - macos-latest
         python:
           - 3.7
           - 3.8

src/aws_encryption_sdk/streaming_client.py

@@ -78,7 +78,8 @@
     from aws_cryptographic_materialproviders.mpl.models import CreateDefaultCryptographicMaterialsManagerInput
     from aws_cryptographic_materialproviders.mpl.references import IKeyring
     _HAS_MPL = True
-except ImportError:
+except ImportError as e:
+    print(e)
     _HAS_MPL = False
 
 _LOGGER = logging.getLogger(__name__)