migrate cloud function to separate repo

.gcloudignore

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+# This file specifies files that are *not* uploaded to Google Cloud Platform
+# using gcloud. It follows the same syntax as .gitignore, with the addition of
+# "#!include" directives (which insert the entries of the given .gitignore-style
+# file at that point).
+#
+# For more information, run:
+#   $ gcloud topic gcloudignore
+#
+.gcloudignore
+# If you would like to upload your .git directory, .gitignore file or files
+# from your .gitignore file, remove the corresponding line
+# below:

README.md

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+# Generate Thumbnails
+Google Cloud Function to monitor photo directory of site content bucket and generate thumbnails when new images are added

main.py

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+import re
+from wand.image import Image
+from google.cloud import storage
+
+client = storage.Client()
+
+def generate_thumbnails(data, context):
+  thumbnail_regex = "^photos\/Celegans\/.*\.thumb.(jpg|jpeg)$"
+  image_regex = "^photos\/Celegans\/.*\.(jpg|jpeg)$"
+
+  # Only generate thumbnails for matching paths
+  is_image = re.search(image_regex, data['name']) 
+  is_thumbnail = re.search(thumbnail_regex, data['name']) 
+
+  if (is_image and not is_thumbnail):
+    # Download the image and resize it
+    bucket = client.get_bucket(data['bucket'])
+    thumbnail = Image(blob=bucket.get_blob(data['name']).download_as_string())
+    thumbnail.transform(resize='x200')
+
+    # Upload the thumbnail with modified name
+    path = data['name'].rsplit('.', 1)
+    blob_name = path[0] + ".thumb." + path[1]
+    thumbnail_blob = bucket.blob(blob_name)
+    thumbnail_blob.upload_from_string(thumbnail.make_blob())
+

requirements.txt

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+google-cloud-storage
+wand