pin some lib versions (amygdala#35)

Author: amygdala

ml/kubeflow-pipelines/components/t2t/containers/base/Dockerfile

@@ -21,8 +21,9 @@ RUN apt-get install --no-install-recommends -y -q ca-certificates python-dev pyt
 
 RUN easy_install pip
 
-RUN pip install tensor2tensor
-RUN pip install tensorflow_hub
+RUN pip install tensorflow-probability==0.5
+RUN pip install tensor2tensor==1.11.0
+RUN pip install tensorflow_hub==0.1.1
 RUN pip install pyyaml==3.12 six==1.11.0
 
 RUN wget -nv https://dl.google.com/dl/cloudsdk/release/google-cloud-sdk.zip && \

ml/kubeflow-pipelines/components/t2t/containers/t2t_app/Dockerfile

@@ -21,8 +21,8 @@ RUN apt-get install --no-install-recommends -y -q ca-certificates python-dev pyt
 
 RUN easy_install pip
 
-RUN pip install tensor2tensor
-# RUN pip install tensorflow_hub
+RUN pip install tensorflow-probability==0.5
+RUN pip install tensor2tensor==1.11.0
 RUN pip install tensorflow-serving-api
 RUN pip install gunicorn
 RUN pip install pyyaml==3.12 six==1.11.0

ml/kubeflow-pipelines/components/t2t/containers/t2t_proc/Dockerfile

@@ -21,7 +21,8 @@ RUN apt-get install --no-install-recommends -y -q ca-certificates python-dev pyt
 
 RUN easy_install pip
 
-RUN pip install tensor2tensor
+RUN pip install tensorflow-probability==0.5
+RUN pip install tensor2tensor==1.11.0
 RUN pip install pyyaml==3.12 six==1.11.0
 RUN pip install google-cloud-storage
 

ml/kubeflow-pipelines/components/t2t/containers/webapp-launcher/Dockerfile

@@ -20,7 +20,7 @@ RUN apt-get install --no-install-recommends -y -q ca-certificates python-dev pyt
 
 RUN easy_install pip
 
-RUN pip install pyyaml==3.12 six==1.11.0 requests==2.18.4 tensorflow==1.11.0
+RUN pip install pyyaml==3.12 six==1.11.0 requests==2.18.4 tensorflow==1.12.0
 
 RUN wget -nv https://dl.google.com/dl/cloudsdk/release/google-cloud-sdk.zip && \
     unzip -qq google-cloud-sdk.zip -d tools && \