flask-restless profile to_dict

gistfile1.txt

from flask import Flask
from flask.ext.sqlalchemy import SQLAlchemy
from flask.ext.restless.helpers import to_dict
from sqlalchemy.ext.hybrid import hybrid_property
import line_profiler

profile = line_profiler.LineProfiler()
profile.add_function(to_dict)

app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite://'
db = SQLAlchemy(app)


class Parent(db.Model):
  id = db.Column(db.Integer(10), primary_key=True)
  name = db.Column(db.String(10), unique=True)
  childs = db.relationship('Child')

  @hybrid_property
  def test(self):
    return '%s-test' % self.name

class Child(db.Model):
  id = db.Column(db.Integer(10), primary_key=True)
  name = db.Column(db.String(10), unique=True)
  parent_id = db.Column(db.ForeignKey('parent.id'))
  parent = db.relationship('Parent')

db.create_all()


parent = Parent(name='parent-%d' % 1)
db.session.add(parent)
db.session.commit()

for ci in range(0,100):
  child = Child(parent_id=parent.id, name='child-%d-%d' % (1, ci))
  db.session.add(child)

db.session.commit()



if __name__ == "__main__":

  from timeit import Timer

  profile.enable()
  def test():
    to_dict(parent, deep={'childs': []})

  timer = Timer(stmt=test)
  print timer.repeat(3, number=100)
  #map(lambda x: test(), range(0,99))
  profile.disable()
  profile.print_stats()
  profile.dump_stats('to_dict.lprof')