Add Dockerfile

Author: mkhorton

Dockerfile

@@ -0,0 +1,20 @@
+FROM python:3.7
+
+RUN mkdir -p /home/project/dash_app
+WORKDIR /home/project/dash_app
+
+RUN pip install --no-cache-dir numpy scipy
+
+ADD requirements.txt /home/project/dash_app/requirements.txt
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Dash callbacks are blocking, and also often network-limited
+# rather than CPU-limited, so using NUM_WORKERS >> number of
+# CPU cores is sensible
+ENV NUM_WORKERS=64
+ENV MAILTO=YOUR_EMAIL_HERE
+ENV PMG_MAPI_KEY=YOUR_MP_API_KEY_HERE
+
+ADD . /home/project/dash_app
+
+CMD gunicorn --workers=$NUM_WORKERS --bind=0.0.0.0 app:server