41 lines
1.4 KiB
Python
41 lines
1.4 KiB
Python
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from flask_sqlalchemy import SQLAlchemy
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db = SQLAlchemy()
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class Annotations(db.Model):
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__tablename__ = 'annotations'
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_id = db.Column("id", db.Integer, primary_key=True)
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user_id = db.Column(db.Integer, db.ForeignKey('users.id'), nullable=False)
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sample_id = db.Column(db.Integer, db.ForeignKey('samples.id'), nullable=False)
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label = db.Column(db.String(32), nullable=False)
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def __init__(self, user_id, sample_id, label):
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self.user_id = user_id
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self.sample_id = sample_id
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self.label = label
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class Users(db.Model):
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__tablename__ = 'users'
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_id = db.Column("id", db.Integer, primary_key=True)
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name = db.Column(db.String(32), nullable=False)
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surname = db.Column(db.String(32), nullable=False)
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email = db.Column(db.String(64), unique=True, nullable=False)
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annotations = db.relationship('Annotations', uselist=False, backref='user', lazy=True)
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def __init__(self, name, surname, email):
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self.name = name
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self.surname = surname
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self.email = email
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class Samples(db.Model):
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__tablename__ = 'samples'
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_id = db.Column("id", db.Integer, primary_key=True)
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text = db.Column(db.String(512), nullable=False)
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annotations = db.relationship('Annotations', lazy=True, backref='sample') # corrected relationship and added backref
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def __init__(self, text):
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self.text = text
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