Updated container definition files to 0.9.9.

Dockerfile

@@ -1,12 +1,20 @@
 FROM python:3.6.8-slim
 
-RUN BUILDPKGS="build-essential apt-utils" && \
+ENV DEBIAN_FRONTEND=noninteractive
+RUN BUILDPKGS="build-essential apt-utils git" && \
     apt-get update && \
-    apt-get install -y $BUILDPKGS && \
-    apt-get install -y procps && \
-    rm -rf /var/lib/apt/lists/*
+    apt-get install -y $BUILDPKGS
+
+# install dependencies:
+COPY requirements.txt /tmp/
+RUN pip install --no-cache-dir -r /tmp/requirements.txt && \
+    pip install --no-cache-dir ipykernel 
 
-RUN pip install --no-cache-dir --upgrade pyscenic==0.9.7 ipykernel dask==1.0.0 pandas==0.23.4
+# use version from argument (--build-arg version=0.9.7), or a default:
+ARG version
+ENV version ="0.9.9"
+RUN pip install --no-cache-dir pyscenic==$version
 
-RUN apt-get remove --purge -y $BUILDPKGS
+RUN apt-get remove --purge -y $BUILDPKGS && \
+    rm -rf /var/lib/apt/lists/*
 

Singularity.0.9.9

@@ -0,0 +1,19 @@
+BootStrap: docker
+From: python:3.6.8-slim
+
+%files
+    ./requirements.txt /tmp/
+
+%post
+    BUILDPKGS="build-essential apt-utils" && \
+    apt-get update && \
+    apt-get install -y $BUILDPKGS && \
+    apt-get install -y procps
+
+    pip install --no-cache-dir -r /tmp/requirements.txt
+    pip install --no-cache-dir --upgrade pyscenic==0.9.9
+    pip install --no-cache-dir --upgrade ipykernel
+
+    apt-get remove --purge -y $BUILDPKGS && \
+    rm -rf /var/lib/apt/lists/*
+