sync update: caching, refactoring, other

utils/Sync/sync/image.py

@@ -2,6 +2,46 @@ from db import db
 from utils.fn import lmap
 
 
+# class SyncImage(Sync):
+#     def __init__(self, sizes, save_path, create_url_fn):
+#         super().__init__()
+#         self.sizes = sizes
+#         self.save_path = save_path
+#         self.create_url_fn = create_url_fn
+#         self.collection = db().images
+#
+#     def create_id(self, document):
+#         id = document['id'] if 'id' in document and document['id'] else None
+#         if not id:
+#             id = 'schedule-{period}-{semester}'.format(**document)
+#         document['id'] = id
+#         return document
+#
+#     def read(self, document):
+#         return super().read(document)
+#
+#     def create_hash(self, document):
+#         return {
+#             **document,
+#             'hash': hash_file(document)
+#         }
+#
+#     def create(self, document):
+#         image = create_image(document, self.sizes, self.create_url_fn, self.save_path)
+#
+#         return {
+#             'file': document,
+#             'hash': self.create_hash(document),
+#             'data': image['data']
+#         }
+#
+#     def find_or_create(self, document):
+#         i = self.read(document)
+#         if not i:
+#             return self.create(document)
+#         return i
+
+
 def sync_image(record):
     if isinstance(record, list):
         return lmap(