Adding Dockerfile

Dockerfile

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+FROM gw000/keras:2.0.6-py3-tf-cpu
+
+# install dependencies from debian packages
+RUN apt-get update -qq \
+ && apt-get install --no-install-recommends -y \
+    python-pip \
+    python-dev
+
+# install dependencies from python packages
+RUN pip install --upgrade setuptools
+
+RUN pip install --upgrade keras
+
+# 'os.scandir()' does not work in utils.py. replace with 'scandir()', and modify 'import os' to 'from scandir import scandir'
+RUN pip --no-cache-dir install \
+    tensorflow \
+    opencv-python \
+    pathlib \
+    scandir \
+    h5py