Это неловко, я решил что-то делать в колбе и получаю ошибку импорта:
.
____app_name
| |______init__.py
| |____api
| | |______init__.py
| |____app_init.py
| |____extensions.py
| |____models.py
| |____views.py
|____db.sqlite
|____instance
| |____settings.cfg
|____start.py
|____static
|____templates
мой текущий рабочий каталог /Development/web/python/AppStructure, и когда я пытаюсь запустить python3 start.py
$ python3 start.py
/usr/local/lib/python3.7/site-packages/flask_marshmallow/__init__.py:27: UserWarning: Flask-SQLAlchemy integration requires marshmallow-sqlalchemy to be installed.
"Flask-SQLAlchemy integration requires "
Traceback (most recent call last):
File "start.py", line 1, in <module>
from app_name.app_init import app
File "/Development/web/python/AppStructure/app_name/app_init.py", line 5, in <module>
from .api import api_blueprint
File "/Development/web/python/AppStructure/app_name/api/__init__.py", line 2, in <module>
from app_name.extensions import User, user_schema
File "/Development/web/python/AppStructure/app_name/extensions.py", line 1, in <module>
from .app_init import app, db, ma
ImportError: cannot import name 'app' from 'app_name.app_init' (/Development/web/python/AppStructure/app_name/app_init.py)
и extensions.py
from .app_init import app, db, ma
class User(db.Model):
id = db.Column(db.Integer, primary_key=True)
fname = db.Column(db.String(100))
mname = db.Column(db.String(100))
lname = db.Column(db.String(100))
dob = db.Column(db.Date)
user_type = db.Column(db.String(20))
email = db.Column(db.String(100), unique=True, nullable=True)
mobile_phone = db.Column(db.String(12), unique=True, nullable=True)
landline_phone = db.Column(db.String(20))
pob = db.Column(db.String(80)) # Place of birth
government_id = db.Column(db.String(90)) # Passport/ Work Permit Card/ Adhar Card /Residence Card or DL
government_id_number = db.Column(db.String(150), unique=True)
registered = db.Column(db.DateTime)
modified = db.Column(db.DateTime)
def __init__(
self,
fname,
mname,
lname,
dob,
user_type,
email,
mobile_phone,
landline_phone,
place_of_birth,
government_id,
government_id_number,
registered,
modified
):
self.fname = fname
self.mname = mname
self.lname = lname
self.dob = dob
self.user_type = user_type
self.email = email
self.mobile_phone = mobile_phone
self.landline_phone = landline_phone
self.place_of_birth = place_of_birth
self.government_id = government_id
self.government_id_number = government_id_number
self.registered = registered
self.modified = modified
# User Schema
class UserSchema(ma.Schema):
class Meta:
fields = (
"id",
"fname",
"mname",
"lname",
"dob",
"user_type",
"email",
"mobile_phone",
"landline_phone",
"place_of_birth",
"government_id",
"government_id_number",
"registered",
"modified"
)
# Init Schema
user_schema = UserSchema()
users_schema = UserSchema(many=True)
и app_init.py
from flask import Flask
from flask_sqlalchemy import SQLAlchemy
from flask_marshmallow import Marshmallow
from .views import main
from .api import api_blueprint
def create_app(config_file='settings.cfg'):
# Init App
_app = Flask(__name__, instance_relative_config=True)
_app.config.from_pyfile(config_file)
# db.init_app(app)
_app.register_blueprint(main) # View (the website).
_app.register_blueprint(api_blueprint)
return _app
app = create_app()
ma = Marshmallow(app)
db = SQLAlchemy(app)
пожалуйста, помогите, что япоступаю неправильно ..