ORM works I think

application/db.py

@@ -28,6 +28,23 @@ class Person(Base):
     face = Column('face', LargeBinary)
     fingerprints = relationship("Fingerprint", foreign_keys='Fingerprint.person_id')
 
+    def serialize(self):
+        prints = []
+        for fingerprint in self.fingerprints:
+            prints.append(fingerprint.serialize())
+            
+        data = {
+        "person_id": self.person_id,
+        "timestamp": self.timestamp,
+        "fname": self.fname,
+        "lname": self.lname,
+        "yob": self.yob,
+        "gender": self.gender,
+        "face": self.face,
+        "fingerprints": prints
+        }
+        return data
+
 class Fingerprint(Base):
     __tablename__ = "fingerprint"
     person_id = Column('person_id', Integer, ForeignKey('person.person_id'),  primary_key=True)
@@ -36,4 +53,13 @@ class Fingerprint(Base):
     timestamp = Column('timestamp', DateTime, default=datetime.utcnow)
     fingerprint = Column('fingerprint', LargeBinary)
 
+    def serialize(self):
+        data = {
+            "person_id": self.person_id,
+            "fingerprint_id": self.fingerprint_id,
+            "timestamp": self.timestamp,
+            "fingerprint": self.fingerprint
+        }
+        return data
+
 Base.metadata.create_all(engine)

application/endpoints.py

@@ -3,7 +3,7 @@ import flask
 import requests
 import application.config as config
 import json
-from application.db import Session, Person
+from application.db import Session, Person, Fingerprint
 
 class PersonList(Resource):
     def post(self, id):
@@ -19,14 +19,17 @@ class PersonList(Resource):
         """  """
         try:
             session = Session()
-            person = Person(fname="hi")
+            fingerprint = Fingerprint(fingerprint_id=1)
+            person = Person(fname="hi", fingerprints=[fingerprint])
+            session.add(fingerprint)
             session.add(person)
+            
             session.commit()
 
             data = list(session.query(Person).all())
             arr = []
             for x in data:
-                arr.append(json.loads(x))
+                arr.append(x.serialize())
 
             print(arr)
             return flask.make_response(flask.jsonify({'data': arr}), 200)

run.py

@@ -2,3 +2,6 @@ from application import app
 
 app.run(host="0.0.0.0",port='10024', debug=True)
 
+
+
+