Sample App: Adding the knative function build for the sentiment analysis service

code-samples/eventing/bookstore-sample-app/ML-sentiment-analysis/.funcignore

@@ -0,0 +1,5 @@
+
+# Use the .funcignore file to exclude files which should not be
+# tracked in the image build. To instruct the system not to track
+# files in the image build, add the regex pattern or file information
+# to this file.

code-samples/eventing/bookstore-sample-app/ML-sentiment-analysis/.gitignore

@@ -0,0 +1,5 @@
+
+# Functions use the .func directory for local runtime data which should
+# generally not be tracked in source control. To instruct the system to track
+# .func in source control, comment the following line (prefix it with '# ').
+/.func

code-samples/eventing/bookstore-sample-app/ML-sentiment-analysis/Procfile

@@ -0,0 +1 @@
+web: python -m parliament .