예제 #1
0
def setup(app):
    global alchemy, session

    if alchemy is None:
        setup_uri(app, use_db_name=False)
        setup_settings(app)

        alchemy = _SQLAlchemy(app, )
        session = alchemy.session

        create_database_if_not_exists(app.config)
        setup_uri(app, use_db_name=True)
    else:
        raise RuntimeError('Database already initialized')
예제 #2
0
from flask_sqlalchemy import SQLAlchemy as _SQLAlchemy
from flask_security import Security as _Security


db = _SQLAlchemy()
security = _Security()


from .game import Game
from .role import Role
from .tables import roles_users
from .user import User


def _populate__all__(lcls):
    global __all__
    import inspect as _inspect

    __all__ = sorted(name for name, obj in lcls.items()
                     if not (name.startswith('_') or _inspect.ismodule(obj)))


_populate__all__(locals())
예제 #3
0
파일: base.py 프로젝트: TianJin85/fisher
        try:
            yield
            self.session.commit()
        except Exception as e:
            self.session.rollback()
            raise e


class Query(BaseQuery):
    def filter_by(self, **kwargs):
        if 'status' not in kwargs.keys():
            kwargs['status'] = 1
            super(Query, self).filter_by(**kwargs)


db = _SQLAlchemy()


class Base(db.Model):
    __abstract__ = True
    create_time = Column('create_time', Integer)
    status = Column(SmallInteger, default=1)

    def __init__(self):
        self.create_time = int(datetime.now().timestamp())

    def set_attrs(self, attrs_dict):
        for key, value in attrs_dict.items():
            if hasattr(self, key) and key != 'id':
                setattr(self, key, value)
예제 #4
0
from rasterio.warp import transform
from rasterio.features import rasterize
from rasterio.transform import from_bounds
import mercantile
from supermercado import burntiles

from flask import Flask, request, Response, jsonify
from flask_sqlalchemy import SQLAlchemy as _SQLAlchemy, BaseQuery
import pymongo
import json

# connect postgresql
SQLALCHEMY_DATABASE_URI = 'postgres+psycopg2://postgres:[email protected]/quhua_data'
app = Flask(__name__)
app.config['SQLALCHEMY_DATABASE_URI'] = SQLALCHEMY_DATABASE_URI
db = _SQLAlchemy(app)

# connect mongodb
myclient = pymongo.MongoClient("mongodb://127.0.0.1:27017/tile_donwloader")
myMongo = myclient["tile_donwloader"]


def queryBySQL(sql):
    return db.session.execute(sql)


@app.route('/')
def hello_world():
    return 'http://localhost:5004/cover?area_code=&zoom=&collection=&tile_type=image/vector'

예제 #5
0
파일: db.py 프로젝트: fabianazioti/bdc-db
#
# This file is part of BDC-DB.
# Copyright (C) 2020 INPE.
#
# BDC-DB is free software; you can redistribute it and/or modify it
# under the terms of the MIT License; see LICENSE file for more details.
#

"""Database instance using Flask-SQLAlchemy extension."""

from flask_sqlalchemy import SQLAlchemy as _SQLAlchemy
from sqlalchemy import MetaData as _MetaData

# See more in https://docs.sqlalchemy.org/en/13/core/constraints.html#configuring-constraint-naming-conventions
NAMING_CONVENTION = {
  "ix": 'idx_%(column_0_label)s',
  "uq": "%(table_name)s_%(column_0_name)s_key",
  "ck": "%(table_name)s_%(constraint_name)s_ckey",
  "fk": "%(table_name)s_%(column_0_name)s_%(referred_table_name)s_fkey",
  "pk": "%(table_name)s_pkey"
}
"""Naming convention for SQLAlchemy constraint keys"""

metadata = _MetaData(naming_convention=NAMING_CONVENTION)
"""Default database metadata object holding associated schema constructs."""


db = _SQLAlchemy(metadata=metadata)
"""Shared database instance using Flask-SQLAlchemy extension."""