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Example

Simple Demo⚓︎

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from pydantic import BaseModel

from star_openapi import Info, Tag
from star_openapi import OpenAPI

info = Info(title="book API", version="1.0.0")
app = OpenAPI(info=info)

book_tag = Tag(name="book", description="Some Book")


class BookQuery(BaseModel):
    age: int
    author: str


@app.get("/book", tags=[book_tag])
def get_book(query: BookQuery):
    """get books
    to get all books
    """
    return {
        "code": 0,
        "message": "ok",
        "data": [
            {"bid": 1, "age": query.age, "author": query.author},
            {"bid": 2, "age": query.age, "author": query.author}
        ]
    }


if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="127.0.0.1", port=8000)

REST Demo⚓︎

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from http import HTTPStatus
from pydantic import BaseModel, Field

from star_openapi import Info, Tag
from star_openapi import OpenAPI


info = Info(title="book API", version="1.0.0")
# Basic Authentication Sample
basic = {
  "type": "http",
  "scheme": "basic"
}
# JWT Bearer Sample
jwt = {
  "type": "http",
  "scheme": "bearer",
  "bearerFormat": "JWT"
}
# API Key Sample
api_key = {
  "type": "apiKey",
  "name": "api_key",
  "in": "header"
}
# Implicit OAuth2 Sample
oauth2 = {
  "type": "oauth2",
  "flows": {
    "implicit": {
      "authorizationUrl": "https://example.com/api/oauth/dialog",
      "scopes": {
        "write:pets": "modify pets in your account",
        "read:pets": "read your pets"
      }
    }
  }
}
security_schemes = {"jwt": jwt, "api_key": api_key, "oauth2": oauth2, "basic": basic}


class NotFoundResponse(BaseModel):
    code: int = Field(-1, description="Status Code")
    message: str = Field("Resource not found!", description="Exception Information")


app = OpenAPI(info=info, security_schemes=security_schemes, responses={404: NotFoundResponse})

book_tag = Tag(name="book", description="Some Book")
security = [
    {"jwt": []},
    {"oauth2": ["write:pets", "read:pets"]}
]


class BookPath(BaseModel):
    bid: int = Field(..., description="book id")


class BookQuery(BaseModel):
    age: int | None = Field(None, description="Age")
    s_list: list[str] = Field(None, alias="s_list[]", description="some array")


class BookBody(BaseModel):
    age: int | None = Field(..., ge=2, le=4, description="Age")
    author: str = Field(None, min_length=2, max_length=4, description="Author")


class BookBodyWithID(BaseModel):
    bid: int = Field(..., description="book id")
    age: int | None = Field(None, ge=2, le=4, description="Age")
    author: str = Field(None, min_length=2, max_length=4, description="Author")


class BookResponse(BaseModel):
    code: int = Field(0, description="Status Code")
    message: str = Field("ok", description="Exception Information")
    data: BookBodyWithID | None


@app.get(
    "/book/{bid}",
    tags=[book_tag],
    summary="new summary",
    description="new description",
    responses={200: BookResponse, 201: {"content": {"text/csv": {"schema": {"type": "string"}}}}},
    security=security
)
async def get_book(path: BookPath):
    """Get a book
    to get some book by id, like:
    http://localhost:8000/book/3
    """
    if path.bid == 4:
        return NotFoundResponse().dict(), 404
    return {"code": 0, "message": "ok", "data": {"bid": path.bid, "age": 3, "author": "no"}}


# set doc_ui False disable openapi UI
@app.get("/book", doc_ui=True, deprecated=True)
async def get_books(query: BookQuery):
    """get books
    to get all books
    """
    print(query)
    return {
        "code": 0,
        "message": "ok",
        "data": [
            {"bid": 1, "age": query.age, "author": "a1"},
            {"bid": 2, "age": query.age, "author": "a2"}
        ]
    }


@app.post("/book", tags=[book_tag], responses={200: BookResponse})
async def create_book(body: BookBody):
    print(body)
    return {"code": 0, "message": "ok"}, HTTPStatus.OK


@app.put("/book/{bid}", tags=[book_tag])
async def update_book(path: BookPath, body: BookBody):
    print(path)
    print(body)
    return {"code": 0, "message": "ok"}


@app.delete("/book/{bid}", tags=[book_tag], doc_ui=False)
async def delete_book(path: BookPath):
    print(path)
    return {"code": 0, "message": "ok"}


if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="127.0.0.1", port=8000)

APIRouter⚓︎

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from pydantic import BaseModel, Field

from star_openapi import APIRouter, OpenAPI
from star_openapi import Tag, Info

info = Info(title="book API", version="1.0.0")

jwt = {
    "type": "http",
    "scheme": "bearer",
    "bearerFormat": "JWT"
}
security_schemes = {"jwt": jwt}

app = OpenAPI(info=info, security_schemes=security_schemes)

tag = Tag(name="book", description="Some Book")
security = [{"jwt": []}]


class Unauthorized(BaseModel):
    code: int = Field(-1, description="Status Code")
    message: str = Field("Unauthorized!", description="Exception Information")


api = APIRouter(
    url_prefix="/api",
    tags=[tag],
    security=security,
    responses={"401": Unauthorized},
    # disable openapi UI
    doc_ui=True
)


class BookBody(BaseModel):
    age: int | None = Field(..., ge=2, le=4, description="Age")
    author: str = Field(None, min_length=2, max_length=4, description="Author")


class Path(BaseModel):
    bid: int = Field(..., description="book id")


@api.get("/book", doc_ui=False)
async def get_book():
    return {"code": 0, "message": "ok"}


@api.post("/book", responses={201: {"content": {"text/csv": {"schema": {"type": "string"}}}}})
async def create_book(body: BookBody):
    assert body.age == 3
    return {"code": 0, "message": "ok"}


@api.put("/book/{bid}")
async def update_book(path: Path, body: BookBody):
    assert path.bid == 1
    assert body.age == 3
    return {"code": 0, "message": "ok"}


# register api
app.include_router(api)

if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="127.0.0.1", port=8000)

Upload File Demo⚓︎

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from pydantic import BaseModel, Field

from star_openapi import OpenAPI, Info
from starlette.datastructures import UploadFile

app = OpenAPI(info=Info(title="upload API", version="1.0.0"))


class UploadFileForm(BaseModel):
    file: UploadFile
    file_type: str = Field(None, description="File Type")


@app.post("/upload")
async def upload_file(form: UploadFileForm):
    print(form.file.filename)
    print(form.file_type)
    form.file.save("test.jpg")
    return {"code": 0, "message": "ok"}


if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="127.0.0.1", port=8000)

A complete project⚓︎

see star-api-demo