\n1. FastAPI\ub780?<\/h2>\n
FastAPI\ub294 Python\uc758 \ube44\ub3d9\uae30 \uc6f9 \ud504\ub808\uc784\uc6cc\ud06c\ub85c, API \uc11c\ubc84\ub97c \uac1c\ubc1c\ud558\ub294 \ub370 \ucd5c\uc801\ud654\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. Python\uc758 \ud0c0\uc785 \ud78c\ud2b8\ub97c \ud65c\uc6a9\ud558\uc5ec \uac15\ub825\ud55c \ub370\uc774\ud130 \uac80\uc99d \ubc0f \ubb38\uc11c\ud654 \uae30\ub2a5\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. FastAPI\ub294 \uc2a4\ud0c0\ud2b8\uc5c5\uc5d0\uc11c \ub300\uaddc\ubaa8 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \ub2e4\uc591\ud55c \ud504\ub85c\uc81d\ud2b8\uc5d0 \uc801\ud569\ud558\uba70, OpenAPI\uc640 JSON Schema\ub97c \uc9c0\uc6d0\ud558\uc5ec \uc790\ub3d9\uc73c\ub85c API \ubb38\uc11c\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud2b9\uc9d5 \ub355\ubd84\uc5d0 FastAPI\ub294 \ud6a8\uc728\uc801\uc774\uace0 \uba85\ud655\ud55c API \uc11c\ubc84 \uac1c\ubc1c\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p>\n<\/section>\n\n2. FastAPI \uc124\uce58<\/h2>\n
FastAPI\ub294 pip\ub97c \uc0ac\uc6a9\ud558\uc5ec \uac04\ud3b8\ud558\uac8c \uc124\uce58\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud504\ub85c\uc81d\ud2b8\ub97c \uc2dc\uc791\ud558\uae30 \uc704\ud574 \uac00\uc0c1 \ud658\uacbd\uc744 \uc124\uc815\ud558\uace0 FastAPI\uc640 Uvicorn(ASGI \uc11c\ubc84)\uc744 \uc124\uce58\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n
bash\n# \uac00\uc0c1 \ud658\uacbd \uc124\uc815\npython -m venv venv\nsource venv\/bin\/activate # \ub9ac\ub205\uc2a4\/Mac\nvenv\\Scripts\\activate # \uc708\ub3c4\uc6b0\n\n# FastAPI\uc640 Uvicorn \uc124\uce58\npip install fastapi uvicorn\n <\/code><\/pre>\n\uc774\uc81c FastAPI\ub97c \uc0ac\uc6a9\ud560 \uc900\ube44\uac00 \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n\n3. \uc774\ubca4\ud2b8 \ubb38\uc11c \ud074\ub798\uc2a4\ub780?<\/h2>\n
\uc774\ubca4\ud2b8 \ubb38\uc11c \ud074\ub798\uc2a4\ub294 \ud2b9\uc815 \uc774\ubca4\ud2b8\uc5d0 \ub300\ud55c \uc815\ubcf4\ub97c \ub2f4\uace0 \uc788\ub294 \ub370\uc774\ud130 \ubaa8\ub378\uc744 \uc815\uc758\ud569\ub2c8\ub2e4. FastAPI\ub294 Pydantic\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130 \ubaa8\ub378\uc744 \uc815\uc758\ud558\uace0 \uac80\uc99d\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc774\ubca4\ud2b8\uc758 \uc81c\ubaa9, \uc124\uba85, \ubc1c\uc0dd \uc77c\uc2dc \ub4f1\uc744 \ud3ec\ud568\ud558\ub294 \uc774\ubca4\ud2b8 \ubaa8\ub378\uc744 \ub9cc\ub4e4\uc5b4 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n
python\nfrom pydantic import BaseModel\nfrom datetime import datetime\n\nclass Event(BaseModel):\n title: str\n description: str\n event_date: datetime\n location: str\n <\/code><\/pre>\n\uc774\ubca4\ud2b8 \ubaa8\ub378\uc740 FastAPI\uc758 \uc694\uccad \ubc0f \uc751\ub2f5 \ubcf8\ubb38\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774 \ubaa8\ub378\uc744 \ud65c\uc6a9\ud558\uba74 API\uc5d0\uc11c \uc218\uc2e0\ub418\ub294 \ub370\uc774\ud130\uc758 \uc720\ud6a8\uc131\uc744 \uac80\uc0ac\ud558\uace0, \uc790\ub3d9\uc73c\ub85c \ubb38\uc11c\ud654\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n\n4. FastAPI \ub77c\uc6b0\ud2b8 \uc124\uc815<\/h2>\n
\ub77c\uc6b0\ud2b8\ub294 HTTP \uc694\uccad\uc5d0 \ub300\ud55c \ud578\ub4e4\ub7ec \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. FastAPI\uc5d0\uc11c \ub77c\uc6b0\ud2b8\ub97c \uc124\uc815\ud558\ub824\uba74 \uc778\uc2a4\ud134\uc2a4\ub97c \uc0dd\uc131\ud55c \ud6c4 \ub370\ucf54\ub808\uc774\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \uacbd\ub85c\ub97c \uc815\uc758\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uae30\ubcf8\uc801\uc778 FastAPI \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \ubc0f \uc774\ubca4\ud2b8 \ubaa8\ub378\uc744 \ud65c\uc6a9\ud55c API \ub77c\uc6b0\ud2b8 \uc124\uc815 \uc608\uc81c\uc785\ub2c8\ub2e4.<\/p>\n
python\nfrom fastapi import FastAPI\nfrom typing import List\n\napp = FastAPI()\n\n# \uc774\ubca4\ud2b8 \ub9ac\uc2a4\ud2b8\nevents: List[Event] = []\n\n# \uc774\ubca4\ud2b8 \uc0dd\uc131\n@app.post(\"\/events\/\", response_model=Event)\nasync def create_event(event: Event):\n events.append(event)\n return event\n\n# \ubaa8\ub4e0 \uc774\ubca4\ud2b8 \uc870\ud68c\n@app.get(\"\/events\/\", response_model=List[Event])\nasync def get_events():\n return events\n <\/code><\/pre>\n\uc704 \ucf54\ub4dc\ub294 \uc774\ubca4\ud2b8\ub97c \uc0dd\uc131\ud558\ub294 POST \uc694\uccad\uacfc \ubaa8\ub4e0 \uc774\ubca4\ud2b8\ub97c \uc870\ud68c\ud558\ub294 GET \uc694\uccad\uc744 \ucc98\ub9ac\ud569\ub2c8\ub2e4.<\/p>\n<\/section>\n\n5. \ub77c\uc6b0\ud2b8 \ubcc0\uacbd \ubc0f \ucd94\uac00 \uae30\ub2a5 \uad6c\ud604<\/h2>\n
\uc774\uc81c \uae30\ubcf8\uc801\uc778 CRUD(Create, Read, Update, Delete) \uae30\ub2a5\uc744 \uac16\ucd98 \uc774\ubca4\ud2b8 API\ub97c \ud655\uc7a5\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc5ec\uae30\uc11c\ub294 \uc774\ubca4\ud2b8 \uc5c5\ub370\uc774\ud2b8 \ubc0f \uc0ad\uc81c \uae30\ub2a5\uc744 \ucd94\uac00\ud558\ub294 \ubc29\ubc95\uc744 \uc124\uba85\ud558\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n
python\nfrom fastapi import HTTPException\n\n# \uc774\ubca4\ud2b8 \uc5c5\ub370\uc774\ud2b8\n@app.put(\"\/events\/{event_id}\", response_model=Event)\nasync def update_event(event_id: int, updated_event: Event):\n if event_id < 0 or event_id >= len(events):\n raise HTTPException(status_code=404, detail=\"Event not found\")\n events[event_id] = updated_event\n return updated_event\n\n# \uc774\ubca4\ud2b8 \uc0ad\uc81c\n@app.delete(\"\/events\/{event_id}\", response_model=Event)\nasync def delete_event(event_id: int):\n if event_id < 0 or event_id >= len(events):\n raise HTTPException(status_code=404, detail=\"Event not found\")\n deleted_event = events.pop(event_id)\n return deleted_event\n <\/code><\/pre>\n\uc774 \ucf54\ub4dc\ub294 \uc774\ubca4\ud2b8\ub97c \uc5c5\ub370\uc774\ud2b8\ud558\ub294 PUT \uc694\uccad\uacfc \uc0ad\uc81c\ud558\ub294 DELETE \uc694\uccad\uc744 \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uac01\uac01\uc758 \uc694\uccad\uc740 \uc774\ubca4\ud2b8\uc758 ID\ub97c \uacbd\ub85c \ub9e4\uac1c\ubcc0\uc218\ub85c \uc0ac\uc6a9\ud558\uc5ec \ud2b9\uc815 \uc774\ubca4\ud2b8\ub97c \uad00\ub9ac\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.<\/p>\n<\/section>\n\n6. \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640\uc758 \ud1b5\ud569<\/h2>\n
FastAPI \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc740 \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \uc27d\uac8c \ud1b5\ud569\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. SQLAlchemy\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \uad6c\ud604\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 SQLite \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc5f0\uacb0\ud558\uace0 \uc774\ubca4\ud2b8 \ubaa8\ub378\uc744 \uc800\uc7a5\ud558\uace0 \uac00\uc838\uc624\ub294 \ubc29\ubc95\uc758 \uc608\uc2dc\uc785\ub2c8\ub2e4.<\/p>\n
python\nfrom sqlalchemy import Column, Integer, String, DateTime\nfrom sqlalchemy.ext.declarative import declarative_base\nfrom sqlalchemy.orm import sessionmaker\nfrom sqlalchemy import create_engine\n\nBase = declarative_base()\n\nclass EventORM(Base):\n __tablename__ = \"events\"\n id = Column(Integer, primary_key=True, index=True)\n title = Column(String)\n description = Column(String)\n event_date = Column(DateTime)\n location = Column(String)\n\n# SQLite \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\uacb0\nengine = create_engine(\"sqlite:\/\/\/.\/events.db\")\nBase.metadata.create_all(bind=engine)\n\nSessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)\n\n# FastAPI \ub77c\uc6b0\ud2b8\uc5d0\uc11c \uc0ac\uc6a9\n@app.post(\"\/events\/\", response_model=Event)\nasync def create_event(event: Event):\n db = SessionLocal()\n db_event = EventORM(**event.dict())\n db.add(db_event)\n db.commit()\n db.refresh(db_event)\n db.close()\n return db_event\n <\/code><\/pre>\n\uc704\uc758 \ucf54\ub4dc\ub294 SQLite \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc774\ubca4\ud2b8 \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. SQLAlchemy\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\uacb0\uacfc ORM(Object-Relational Mapping) \uc124\uc815\uc744 \ud558\uc600\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n\n7. \ube44\ub3d9\uae30 \uc791\uc5c5 \ubc0f \uc131\ub2a5 \ucd5c\uc801\ud654<\/h2>\n
FastAPI\ub294 \ube44\ub3d9\uae30 \uc791\uc5c5\uc744 \uc27d\uac8c \ucc98\ub9ac\ud560 \uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc791\uc5c5\uc744 \ube44\ub3d9\uae30\ub85c \ucc98\ub9ac\ud558\uba74, \uc131\ub2a5\uc744 \ub354\uc6b1 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. SQLAlchemy\uc758 \ube44\ub3d9\uae30 \uae30\ub2a5\uc744 \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n
python\nfrom sqlalchemy.ext.asyncio import AsyncSession, create_async_engine\nfrom sqlalchemy.ext.declarative import declarative_base\nfrom sqlalchemy.orm import sessionmaker\n\nBase = declarative_base()\nDATABASE_URL = \"sqlite+aiosqlite:\/\/\/.\/events.db\"\n\n# \ube44\ub3d9\uae30 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5d4\uc9c4\nasync_engine = create_async_engine(DATABASE_URL, echo=True)\nAsyncSessionLocal = sessionmaker(async_engine, expire_on_commit=False, class_=AsyncSession)\n\n@app.post(\"\/events\/\", response_model=Event)\nasync def create_event(event: Event):\n async with AsyncSessionLocal() as session:\n db_event = EventORM(**event.dict())\n session.add(db_event)\n await session.commit()\n await session.refresh(db_event)\n return db_event\n <\/code><\/pre>\n\uc704\uc758 \ucf54\ub4dc\ub294 \ube44\ub3d9\uae30 \uc138\uc158\uc744 \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc5d0 \uc774\ubca4\ud2b8\ub97c \uc800\uc7a5\ud558\ub294 \ubc29\ubc95\uc744 \ubcf4\uc5ec\uc90d\ub2c8\ub2e4. \uc131\ub2a5 \ud5a5\uc0c1\uc744 \uc704\ud574 \ube44\ub3d9\uae30 \uc791\uc5c5\uc744 \ud65c\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n\n8. API \ubb38\uc11c\ud654<\/h2>\n
FastAPI\uc758 \uac15\ub825\ud55c \uae30\ub2a5 \uc911 \ud558\ub098\ub294 \uc790\ub3d9\uc73c\ub85c API \ubb38\uc11c\ub97c \uc0dd\uc131\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. Swagger UI\uc640 ReDoc\uc744 \uae30\ubcf8\uc801\uc73c\ub85c \uc9c0\uc6d0\ud558\uc5ec, \uc791\uc131\ud55c API\ub97c \uc27d\uac8c \ubb38\uc11c\ud654\ud558\uace0 \ud14c\uc2a4\ud2b8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. FastAPI \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc2e4\ud589\ud55c \ud6c4 http:\/\/localhost:8000\/docs<\/code> \ub610\ub294 http:\/\/localhost:8000\/redoc<\/code>\uc5d0 \uc811\uc18d\ud558\uc5ec \ubb38\uc11c\ub97c \ud655\uc778\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n\n9. \uc560\ud50c\ub9ac\ucf00\uc774\uc158 \uc2e4\ud589\ud558\uae30<\/h2>\n
FastAPI \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uc2e4\ud589\ud558\ub824\uba74, Uvicorn\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc11c\ubc84\ub97c \uc2e4\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798 \uba85\ub839\uc5b4\ub97c \ud1b5\ud574 FastAPI \uc11c\ubc84\ub97c \uc2e4\ud589\ud558\uc138\uc694.<\/p>\n
bash\nuvicorn main:app --reload\n <\/code><\/pre>\n\uc5ec\uae30\uc11c main<\/code>\uc740 Python \ud30c\uc77c\uc758 \uc774\ub984\uc774\uba70, app<\/code>\ub294 FastAPI \uc778\uc2a4\ud134\uc2a4\uc758 \uc774\ub984\uc785\ub2c8\ub2e4. --reload<\/code> \uc635\uc158\uc744 \uc0ac\uc6a9\ud558\uba74 \ucf54\ub4dc \ubcc0\uacbd \uc2dc \uc790\ub3d9\uc73c\ub85c \uc11c\ubc84\uac00 \uc7ac\uc2dc\uc791\ub429\ub2c8\ub2e4.<\/p>\n<\/section>\n\n10. \uacb0\ub860<\/h2>\n
\uc774\ubc88 \uae00\uc5d0\uc11c\ub294 FastAPI\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc774\ubca4\ud2b8 \ubb38\uc11c \ud074\ub798\uc2a4\ub97c \uc815\uc758\ud558\uace0, \ub2e4\uc591\ud55c \ub77c\uc6b0\ud2b8\ub97c \uc124\uc815\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uc558\uc2b5\ub2c8\ub2e4. \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640\uc758 \ud1b5\ud569 \ubc0f \ube44\ub3d9\uae30 \uc791\uc5c5\uc744 \ud1b5\ud574 \ub354 \ub098\uc544\uac00 \uc131\ub2a5 \ucd5c\uc801\ud654 \ubc29\ubc95\uae4c\uc9c0 \uc54c\uc544\ubcf4\uc558\uc2b5\ub2c8\ub2e4. FastAPI\uc758 \uc720\uc6a9\ud55c \uae30\ub2a5\ub4e4\uc744 \ud65c\uc6a9\ud558\uc5ec \uac15\ub825\ud558\uace0 \uc720\uc5f0\ud55c API \uc11c\ubc84\ub97c \uad6c\ucd95\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<\/section>\n