adding python to rocker

Dockerfile

@@ -18,10 +18,14 @@ RUN apt-get update && apt-get -y install libnetcdf-dev
 
 #USER ${NB_USER}
 
-RUN install2.r devtools remotes
+
+
+RUN install2.r devtools remotes reticulate
 
 RUN R -e "remotes::install_github(c('cboettig/minioclient','eco4cast/EFIstandards','cboettig/aws.s3','rqthomas/cronR','eco4cast/score4cast','EcoForecast/ecoforecastR','eco4cast/neon4cast','cboettig/prov', 'eco4cast/read4cast','eco4cast/gefs4cast'))"
 
 RUN install2.r arrow renv rjags neonstore ISOweek RNetCDF fable fabletools forecast imputeTS ncdf4 scoringRules tidybayes tidync udunits2 bench contentid yaml RCurl here feasts future furrr
 
+RUN R -e "reticulate::install_python(version = '3.9:latest', list = FALSE, force = FALSE)"
+
 COPY cron.sh /etc/services.d/cron/run