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a194bc8 100ddbe e1edad9 a194bc8 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 | import sys
import os
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from dotenv import load_dotenv
load_dotenv()
from sqlalchemy import create_engine, text
from app.db.models import Base
db_url = (
f"postgresql+psycopg2://{os.getenv('DB_USER')}:{os.getenv('DB_PASSWORD')}"
f"@{os.getenv('DB_HOST')}:{os.getenv('DB_PORT')}/{os.getenv('DB_NAME')}"
)
engine = create_engine(db_url)
def create_database_if_not_exists():
db_name = os.getenv("DB_NAME")
default_url = (
f"postgresql+psycopg2://"
f"{os.getenv('DB_USER')}:{os.getenv('DB_PASSWORD')}"
f"@{os.getenv('DB_HOST')}:{os.getenv('DB_PORT')}"
f"/postgres"
)
default_engine = create_engine(default_url, isolation_level="AUTOCOMMIT")
with default_engine.connect() as conn:
result = conn.execute(
text("SELECT 1 FROM pg_database WHERE datname = :name"),
{"name": db_name}
)
if not result.fetchone():
conn.execute(text(f'CREATE DATABASE "{db_name}"'))
print(f"Base de données '{db_name}' créée.")
else:
print(f"Base de données '{db_name}' déjà existante.")
default_engine.dispose()
def create_tables():
Base.metadata.create_all(bind=engine)
print("Tables créées avec succès.")
if __name__ == "__main__":
create_database_if_not_exists()
create_tables()
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