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models.py

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+from sqlalchemy import create_engine, Table, Column, Integer, String, Float, Double, DateTime
+from sqlalchemy.orm import registry, sessionmaker
+
+# 메타데이터 객체 관리
+mapper_registry = registry()
+
+# DB 유저 테이블
+ticker_table = Table(
+    "ticker",
+    mapper_registry.metadata,
+    Column("contract", String(20), primary_key=True),
+    Column("clast", String(50)),
+    Column("change_percentage", Double),
+    Column("total_size", Integer),
+    Column("volume_24h", Integer),
+    Column("volume_24h_base", Integer),
+    Column("volume_24h_quote", Integer),
+    Column("volume_24h_settle", Integer),
+    Column("funding_rate", Double),
+    Column("funding_rate_indicative", Double),
+    Column("quanto_base_rate", String(100)),
+    Column("low_24h", Double),
+    Column("high_24h", Double),
+    Column("price_type", String(10)),
+    Column("change_from", String(20)),
+    Column("change_price", Double),
+    Column("ts", DateTime, primary_key=True),
+)
+
+# Python 유저 객체
+class Ticker:
+    contract: str
+    clast:float
+    change_percentage:float
+    total_size:int
+    volume_24h:int
+    volume_24h_base:int
+    volume_24h_quote:int
+    volume_24h_settle:int
+    funding_rate:float
+    funding_rate_indicative:float
+    quanto_base_rate:str
+    low_24h:float
+    high_24h:float
+    price_type:str
+    change_from:str
+    change_price:float
+    ts:str
+
+# 테이블과 클래스의 매핑 설정
+mapper_registry.map_imperatively(Ticker, ticker_table)
+
+def get_session():
+    # 데이터베이스 설정
+    engine = create_engine('postgresql+psycopg2://bangae1:fpdlwms1@hmsn.ink:35432/coin')
+    mapper_registry.metadata.create_all(engine)  # 테이블 생성
+    Session = sessionmaker(bind=engine)
+    session = Session()
+    return session