\n FastAPI\ub294 Python\uc73c\ub85c \uc6f9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uac1c\ubc1c\ud558\uae30 \uc704\ud55c \ud604\ub300\uc801\uc778 \ud504\ub808\uc784\uc6cc\ud06c\uc785\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 FastAPI\ub97c \uc0ac\uc6a9\ud558\uc5ec Docker\uc640 PostgreSQL \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uacb0\ud569\ud55c RESTful API\ub97c \uad6c\ucd95\ud558\ub294 \ubc29\ubc95\uc744 \uc18c\uac1c\ud558\uace0, CRUD(Create, Read, Update, Delete) \uc911 Create \uae30\ub2a5\uc744 \uc911\uc810\uc801\uc73c\ub85c \ub2e4\ub8f0 \uac83\uc785\ub2c8\ub2e4.\n <\/p>\n
\n FastAPI\ub294 Python\uc758 \ube44\ub3d9\uae30 \ucc98\ub9ac\ub97c \ud65c\uc6a9\ud558\uc5ec \ub192\uc740 \uc131\ub2a5\uc744 \uc790\ub791\ud558\ub294 \uc6f9 \ud504\ub808\uc784\uc6cc\ud06c\uc785\ub2c8\ub2e4. FastAPI\uc758 \uc7a5\uc810\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:\n <\/p>\n
\n \uc2dc\uc791\ud558\uae30\uc5d0 \uc55e\uc11c \ud544\uc694\ud55c \ud328\ud0a4\uc9c0\ub97c \uc124\uce58\ud569\ub2c8\ub2e4. FastAPI\uc640 PostgreSQL\uc744 \uc0ac\uc6a9\ud558\uc5ec API\ub97c \uad6c\ucd95\ud560 \uac83\uc774\ubbc0\ub85c, \uc544\ub798\uc640 \uac19\uc740 \ud658\uacbd\uc744 \uc124\uc815\ud569\ub2c8\ub2e4.\n <\/p>\n
bash\n# \uac00\uc0c1\ud658\uacbd \uc0dd\uc131\n$ python -m venv venv\n$ source venv\/bin\/activate # macOS\/Linux\n$ venv\\Scripts\\activate # Windows\n\n# \ud544\uc694\ud55c \ud328\ud0a4\uc9c0 \uc124\uce58\n(venv) $ pip install fastapi[all] sqlalchemy psycopg2\n <\/code><\/pre>\n\n\uc8fc\uc758:<\/strong> \ud544\uc694\uc5d0 \ub530\ub77c PostgreSQL\uc744 \uc124\uce58\ud558\uace0 \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uc0dd\uc131\ud574\uc57c \ud569\ub2c8\ub2e4.\n <\/div>\n\ub370\uc774\ud130\ubca0\uc774\uc2a4 \ud1b5\ud569<\/h2>\n
\n FastAPI\uc5d0\uc11c SQLAlchemy\ub97c \uc0ac\uc6a9\ud558\uc5ec PostgreSQL \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \ud1b5\ud569\ud560 \uac83\uc785\ub2c8\ub2e4. \uc544\ub798\ub294 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc124\uc815\uc744 \uc704\ud55c \ucf54\ub4dc\uc785\ub2c8\ub2e4.\n <\/p>\n
python\nfrom fastapi import FastAPI\nfrom sqlalchemy import create_engine, Column, Integer, String\nfrom sqlalchemy.ext.declarative import declarative_base\nfrom sqlalchemy.orm import sessionmaker\n\nDATABASE_URL = \"postgresql:\/\/username:password@localhost\/dbname\"\n\nengine = create_engine(DATABASE_URL)\nSessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)\nBase = declarative_base()\n\nclass Item(Base):\n __tablename__ = \"items\"\n\n id = Column(Integer, primary_key=True, index=True)\n name = Column(String, index=True)\n description = Column(String, index=True)\n\nBase.metadata.create_all(bind=engine)\n <\/code><\/pre>\n\n \uc704 \ucf54\ub4dc\uc5d0\uc11c, `DATABASE_URL`\uc744 \uc2e4\uc81c \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc758 \uc0ac\uc6a9\uc790\uba85, \ube44\ubc00\ubc88\ud638, \ud638\uc2a4\ud2b8 \ubc0f \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc774\ub984\uc73c\ub85c \uc218\uc815\ud574\uc57c \ud569\ub2c8\ub2e4.\n <\/p>\n
Create \uc791\uc5c5 \uad6c\ud604<\/h2>\n
\n \uc774\uc81c Create \uc791\uc5c5\uc744 \uad6c\ud604\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 FastAPI\uc758 \uacbd\ub85c \uc5f0\uc0b0\uc790\uc640 Pydantic\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130 \uc720\ud6a8\uc131\uc744 \uac80\uc0ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
python\nfrom fastapi import Depends, FastAPI, HTTPException\nfrom sqlalchemy.orm import Session\nfrom pydantic import BaseModel\n\napp = FastAPI()\n\nclass ItemCreate(BaseModel):\n name: str\n description: str = None\n\ndef get_db():\n db = SessionLocal()\n try:\n yield db\n finally:\n db.close()\n\n@app.post(\"\/items\/\", response_model=ItemCreate)\ndef create_item(item: ItemCreate, db: Session = Depends(get_db)):\n db_item = Item(name=item.name, description=item.description)\n db.add(db_item)\n db.commit()\n db.refresh(db_item)\n return db_item\n <\/code><\/pre>\n\n \uc774\ubc88\uc5d0\ub294 \ud074\ub77c\uc774\uc5b8\ud2b8\uac00 “\/items\/” \uc5d4\ub4dc\ud3ec\uc778\ud2b8\ub85c POST \uc694\uccad\uc744 \uc804\ub2ec\ud558\uba74, \uc0c8\ub85c\uc6b4 \uc544\uc774\ud15c\uc774 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \ucd94\uac00\ub418\ub3c4\ub85d \uc124\uc815\ud588\uc2b5\ub2c8\ub2e4.\n <\/p>\n
\uc804\uccb4 \ucf54\ub4dc \ubcf4\uae30<\/h3>\npython\nfrom fastapi import Depends, FastAPI, HTTPException\nfrom sqlalchemy import create_engine, Column, Integer, String\nfrom sqlalchemy.ext.declarative import declarative_base\nfrom sqlalchemy.orm import sessionmaker, Session\nfrom pydantic import BaseModel\n\n# \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc124\uc815\nDATABASE_URL = \"postgresql:\/\/username:password@localhost\/dbname\"\nengine = create_engine(DATABASE_URL)\nSessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)\nBase = declarative_base()\n\n# \uc544\uc774\ud15c \ubaa8\ub378\nclass Item(Base):\n __tablename__ = \"items\"\n id = Column(Integer, primary_key=True, index=True)\n name = Column(String, index=True)\n description = Column(String, index=True)\n\nBase.metadata.create_all(bind=engine)\n\n# FastAPI \uc778\uc2a4\ud134\uc2a4 \uc0dd\uc131\napp = FastAPI()\n\n# Pydantic \ubaa8\ub378\nclass ItemCreate(BaseModel):\n name: str\n description: str = None\n\n# \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc138\uc158 \uc0dd\uc131\ndef get_db():\n db = SessionLocal()\n try:\n yield db\n finally:\n db.close()\n\n# \uc544\uc774\ud15c \uc0dd\uc131 \uacbd\ub85c\n@app.post(\"\/items\/\", response_model=ItemCreate)\ndef create_item(item: ItemCreate, db: Session = Depends(get_db)):\n db_item = Item(name=item.name, description=item.description)\n db.add(db_item)\n db.commit()\n db.refresh(db_item)\n return db_item\n <\/code><\/pre>\nAPI \ud14c\uc2a4\ud2b8<\/h2>\n
\n FastAPI\ub294 \uc790\ub3d9\uc73c\ub85c Swagger UI \ubb38\uc11c\ub97c \uc81c\uacf5\ud558\ubbc0\ub85c, API\ub97c \ud14c\uc2a4\ud2b8\ud558\uae30\uc5d0 \ub9e4\uc6b0 \uc6a9\uc774\ud569\ub2c8\ub2e4. \uc11c\ubc84\ub97c \uc2e4\ud589\ud55c \ud6c4 \uc6f9 \ube0c\ub77c\uc6b0\uc800\uc5d0\uc11c http:\/\/127.0.0.1:8000\/docs<\/code>\ub85c \uc774\ub3d9\ud558\uba74 API \ubb38\uc11c\ub97c \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\nbash\n# \uc11c\ubc84 \uc2e4\ud589\n(venv) $ uvicorn main:app --reload\n <\/code><\/pre>\nPOST \uc694\uccad \ubcf4\ub0b4\uae30<\/h3>\n
\n API \ubb38\uc11c\uc5d0\uc11c “POST \/items\/” \uc5d4\ub4dc\ud3ec\uc778\ud2b8\ub97c \uc120\ud0dd\ud558\uace0, JSON \ud615\uc2dd\uc73c\ub85c \ub370\uc774\ud130\ub97c \uc785\ub825\ud558\uc5ec \ud14c\uc2a4\ud2b8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4:\n <\/p>\n
{\n \"name\": \"example item\",\n \"description\": \"This is an example item\"\n}\n <\/code><\/pre>\n\n \uc704 \ub370\uc774\ud130\ub97c \uc804\uc1a1\ud558\uba74, \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc0c8\ub85c\uc6b4 \uc544\uc774\ud15c\uc774 \ucd94\uac00\ub429\ub2c8\ub2e4.\n <\/p>\n
\uacb0\ub860<\/h2>\n
\n \uc774\ubc88 \uae00\uc5d0\uc11c\ub294 FastAPI\ub97c \uc0ac\uc6a9\ud558\uc5ec PostgreSQL \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \ud1b5\ud569\ud558\uace0 \uc0c8\ub85c\uc6b4 \ub370\uc774\ud130\ub97c \uc0dd\uc131\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc124\uba85\ud588\uc2b5\ub2c8\ub2e4. FastAPI\uc758 \uac04\uacb0\ud55c \ubb38\ubc95\uacfc \uac15\ub825\ud55c \uae30\ub2a5 \ub355\ubd84\uc5d0 \ube60\ub974\uac8c API\ub97c \uac1c\ubc1c\ud560 \uc218 \uc788\uc5c8\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c \ub2e8\uacc4\ub85c\uc11c\ub294 Read, Update, Delete \uc791\uc5c5\uc744 \uad6c\ud604\ud558\uace0, \uc778\uc99d \ubc0f \uad8c\ud55c \ubd80\uc5ec\uc640 \uac19\uc740 \ubcf4\uc548 \uae30\ub2a5\uc744 \ucd94\uac00\ud558\ub294 \uac83\uc744 \uace0\ub824\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n
<\/body><\/p>\n","protected":false},"excerpt":{"rendered":"