app/main.py

@@ -0,0 +1,11 @@
+from fastapi import FastAPI
+
+from .routers import users
+
+app = FastAPI()
+
+app.include_router(users.router)
+
+@app.get("/")
+async def root():
+    return {"message": "Hello World !"}

app/models/users.py

@@ -0,0 +1,12 @@
+from pydantic import BaseModel
+from pydantic_mongo import AbstractRepository, ObjectIdField
+
+
+class Users(BaseModel):
+    id: ObjectIdField = None
+    username: str
+
+
+class UsersRepository(AbstractRepository[Users]):
+    class Meta:
+        collection_name = users

requierements.txt

@@ -1,2 +1,3 @@
 fastapi
 uvicorn[standard]
+pydantic-mongo