Flask API example

# -----------------------------------------------------------------------------------
# models.py file - arquivo onde estão as tabelas do Banco de dados
# -----------------------------------------------------------------------------------

from flask_mongoengine import MongoEngine

mongo = MongoEngine()

class BloodGroup(mongo.Document):
    blood_group = mongo.StringField(
        max_length=255, required=True, nullable=False, unique=True
    )
    is_deleted = mongo.BooleanField(
        verbose_name='Excluído?',
        default=False
    )
    created_at = mongo.DateTimeField(
        verbose_name='Criação',
        default=time_now_utc,
        nullable=True
    )
    updated_at = mongo.DateTimeField(
        verbose_name='Atualização',
        default=time_now_utc,
        onupdate=time_now_utc,
        nullable=True
    )

# -----------------------------------------------------------------------------------
# api.py file - arquivo onde serão definidas as apis
# -----------------------------------------------------------------------------------

from __future__ import unicode_literals

from flask import Blueprint
from flask import json
from flask import jsonify

from models import BloodGroup

class BaseBlueprint(Blueprint):
    def route(self, rule, **options):
        """Override the `route` method; add rules with and without slash."""
        def decorator(f):
            new_rule = rule.rstrip('/')
            new_rule_with_slash = '{}/'.format(new_rule)
            super(BaseBlueprint, self).route(new_rule, **options)(f)
            super(BaseBlueprint, self).route(new_rule_with_slash, **options)(f)
            return f
        return decorator

blood_group_api_blueprint = BaseBlueprint('bloodgroup_api',
                                          'api',
                                          url_prefix='/api/v1/')

def api_blood_group_get_data(data):
    _obj = {
        'objectid': data.id,
        'blood_group': data.blood_group,
        'is_deleted': data.is_deleted,
        'created_at': data.created_at,
        'updated_at': data.updated_at
    }
    return _obj


@blood_group_api_blueprint.route(
    '/blood_group/get/all/', methods=['GET']
)
def api_blood_group_get_all_order_by_blood_group():
    _results = []
    _data_all = None

    try:
        _data_all = BloodGroup.objects()
    except Exception as e:
        return jsonify({
            "status": 0,
            "result": "not found",
            "code": "404",
            "details": "resource could not be found"
        }), 404

    try:
        for _data in _data_all:
            _obj = api_blood_group_get_data(_data)
            _results.append(_obj)
        _response = jsonify(_results)
        return _response
    except Exception as e:
        pass

    return jsonify({
            "status": 0,
            "result": "bad request",
            "code": "400",
            "details": "request is not correctly formed"
        }), 400


# -----------------------------------------------------------------------------------
# consumidor.py file - arquivo onde serão utilizadas as apis
# -----------------------------------------------------------------------------------

import requests

# Making the http request
resp = requests.get("http://127.0.0.1:5000/api/v1/blood_group/get/all/")

# 200
print (resp.status_code)

# Transforming the data returned into JSON format
data = resp.json()

for d in data:
    print("id: {}".format(d['objectid']))
    print("blood_group: {}".format(d['blood_group']))
    print("blood_group_unaccent: {}".format(d['blood_group_unaccent']))
    print("slug: {}".format(d['slug']))
    print("is_deleted: {}".format(d['is_deleted']))
    print("")