Adds a canonical entity field so that we can dedupe

app.py

@@ -21,7 +21,7 @@
 from fuzzywuzzy import fuzz, process
 import peewee
 from peewee import *
-from pyiap.flask import VerifyJWTMiddleware
+# from pyiap.flask import VerifyJWTMiddleware
 import requests
 
 import models

apply_migrations.py

@@ -0,0 +1,19 @@
+import models
+
+from playhouse.migrate import *
+
+"""
+http://docs.peewee-orm.com/en/latest/peewee/playhouse.html#schema-migrations
+"""
+
+migrator = SqliteMigrator(models.database)
+migrations = {
+    "Add canonical entity field to entity.": migrator.add_column('entity', 'canonical_entity', CharField(null=True)),
+}
+
+for desc, m in migrations.items():
+    try:
+        print(desc)
+        migrate(m)
+    except Exception as e:
+        print("\tError: %s" % e)

models.py

@@ -28,6 +28,7 @@ class Meta:
 class Entity(BaseModel):
     id = UUIDField(primary_key=True)
     name = CharField(max_length=255, unique=True)
+    canonical_entity = TextField(null=True)
 
     def to_dict(self):
         payload = self.__dict__['_data']