|  | @@ -1,18 +1,12 @@
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				|  |  |  """Database models"""
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				|  |  |  
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				|  |  | -from sqlalchemy import MetaData, Column, ForeignKey, Integer, String, SmallInteger, DateTime, BigInteger
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				|  |  | +from sqlalchemy import Column, ForeignKey, Integer, String, \
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				|  |  | +    SmallInteger, DateTime, BigInteger, Date
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				|  |  |  from sqlalchemy.orm import relationship, backref
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				|  |  |  from sqlalchemy.ext.declarative import declarative_base
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				|  |  |  
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				|  |  |  
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				|  |  | -meta = MetaData(naming_convention={
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				|  |  | -    "ix": "ix_%(column_0_label)s",
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				|  |  | -    "uq": "uq_%(table_name)s_%(column_0_name)s",
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				|  |  | -    "ck": "ck_%(table_name)s_%(constraint_name)s",
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				|  |  | -    "fk": "fk_%(table_name)s_%(column_0_name)s_%(referred_table_name)s",
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				|  |  | -    "pk": "pk_%(table_name)s"
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				|  |  | -})
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				|  |  | -Base = declarative_base(metadata=meta)
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				|  |  | +Base = declarative_base()
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				|  |  |  
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				|  |  |  
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				|  |  |  class Player(Base):
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				|  | @@ -21,6 +15,7 @@ class Player(Base):
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				|  |  |      id = Column(BigInteger, primary_key=True)
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				|  |  |      name = Column(String)
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				|  |  |      nation = Column(String)
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				|  |  | +    registration_date = Column(Date)
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				|  |  |  
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				|  |  |  
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				|  |  |  class State(Base):
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