def predictPrices(path):
r = robjects.r
sourcepath = os.path.abspath("rpy2/project/R/predict.R")
source = r.source(sourcepath)
from rpy2.robjects.packages import SignatureTranslatedAnonymousPackage
project = SignatureTranslatedAnonymousPackage(
"predictPrice <- " + str(source[0]), "project")
return project.predictPrice(path)
