feat(json): use sqlalchemy_json lib.

pybossa/model/user.py

@@ -20,7 +20,7 @@
 from sqlalchemy.schema import Column
 from sqlalchemy.orm import relationship
 from sqlalchemy.dialects.postgresql import JSONB
-from sqlalchemy.ext.mutable import MutableDict
+from sqlalchemy_json import mutable_json_type
 from flask_login import UserMixin
 from flask import current_app
 
@@ -64,25 +64,22 @@ class User(db.Model, DomainObject, UserMixin):
     confirmation_email_sent = Column(Boolean, default=False)
     subscribed = Column(Boolean, default=False)
     consent = Column(Boolean, default=False)
-    info = Column(MutableDict.as_mutable(JSONB), default=dict())
+    info = Column(mutable_json_type(dbtype=JSONB, nested=True), default=dict())
     user_pref = Column(JSONB)
     notified_at = Column(Date, default=None)
 
-    ## Relationships
+    # Relationships
     task_runs = relationship(TaskRun, backref='user')
     projects = relationship(Project, backref='owner')
     blogposts = relationship(Blogpost, backref='owner')
 
-
     def get_id(self):
         '''id for login system. equates to name'''
         return self.name
 
-
     def set_password(self, password):
         self.passwd_hash = signer.generate_password_hash(password)
 
-
     def check_password(self, password):
         # OAuth users do not have a password
         if self.passwd_hash:

setup.py

@@ -123,6 +123,7 @@
     "soupsieve==1.6.1",
     "speaklater==1.3",
     "SQLAlchemy>=1.3.0",
+    "sqlalchemy-json==0.4.0",
     "stevedore>=1.30.0",
     "termstyle==0.1.11",
     "text-unidecode==1.2",
@@ -141,10 +142,10 @@
 ]
 
 setup(
-    name = 'pybossa',
-    version = __version__,
-    packages = find_packages(),
-    install_requires = requirements,
+    name='pybossa',
+    version=__version__,
+    packages=find_packages(),
+    install_requires=requirements,
     # only needed when installing directly from setup.py (PyPi, eggs?) and pointing to e.g. a git repo.
     # Keep in mind that dependency_links are not used when installing with requirements.txt
     # and need to be added redundant to requirements.txt in this case!