Merge pull request #68 from Azure-Samples/fix-bugs-66-and-67

Fix bugs 66 and 67: missing package libxcb for latest PIL package in sense-hat and image-classifier container

Author: emmanuel-bv

modules/ImageClassifierService/arm32v7.Dockerfile

@@ -2,10 +2,10 @@ FROM balenalib/raspberrypi3-debian-python:3.7
 
 RUN [ "cross-build-start" ]
 
-RUN apt update && apt install -y libjpeg62-turbo libopenjp2-7 libtiff5 libatlas-base-dev
+RUN apt update && apt install -y libjpeg62-turbo libopenjp2-7 libtiff5 libatlas-base-dev libxcb1
 RUN pip install absl-py six protobuf wrapt gast astor termcolor keras_applications keras_preprocessing --no-deps
 RUN pip install numpy==1.16 tensorflow==1.13.1 --extra-index-url 'https://www.piwheels.org/simple' --no-deps
-RUN pip install flask pillow --index-url 'https://www.piwheels.org/simple'
+RUN pip install flask==1.1.2 pillow==7.1.2 --index-url 'https://www.piwheels.org/simple'
 
 COPY app /app
 

modules/ImageClassifierService/module.json

@@ -4,7 +4,7 @@
     "image": {
         "repository": "$CONTAINER_REGISTRY_ADDRESS/imageclassifierservice",
         "tag": {
-            "version": "0.2.16",
+            "version": "0.2.17",
             "platforms": {
                 "amd64": "./amd64.Dockerfile",
                 "arm32v7": "./arm32v7.Dockerfile"

modules/SenseHatDisplay/arm32v7.Dockerfile

@@ -29,7 +29,8 @@ RUN install_packages \
     libatlas-base-dev \
     libopenjp2-7 \
     libtiff-tools \
-    i2c-tools
+    i2c-tools \
+    libxcb1
 
 # Cleanup
 RUN rm -rf /var/lib/apt/lists/* \

modules/SenseHatDisplay/build/arm32v7-requirements.txt

@@ -1,4 +1,4 @@
 azure-iothub-device-client
-numpy
+numpy==1.18.3
 rtimulib
-sense-hat
+sense-hat==2.2.0

modules/SenseHatDisplay/module.json

@@ -4,7 +4,7 @@
     "image": {
         "repository": "$CONTAINER_REGISTRY_ADDRESS/sensehatdisplay",
         "tag": {
-            "version": "0.2.13",
+            "version": "0.2.14",
             "platforms": {
                 "arm32v7": "./arm32v7.Dockerfile",
                 "test-arm32v7": "./test/test-arm32v7.Dockerfile"