➖ Drop support for Pydantic v1, keeping short temporary support for Pydantic v2's pydantic.v1 (#14575)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

docs_src/header_param_models/tutorial002_pv1_an_py310.py

@@ -1,22 +0,0 @@
-from typing import Annotated
-
-from fastapi import FastAPI, Header
-from pydantic import BaseModel
-
-app = FastAPI()
-
-
-class CommonHeaders(BaseModel):
-    class Config:
-        extra = "forbid"
-
-    host: str
-    save_data: bool
-    if_modified_since: str | None = None
-    traceparent: str | None = None
-    x_tag: list[str] = []
-
-
-@app.get("/items/")
-async def read_items(headers: Annotated[CommonHeaders, Header()]):
-    return headers

docs_src/header_param_models/tutorial002_pv1_an_py39.py

@@ -1,22 +0,0 @@
-from typing import Annotated, Union
-
-from fastapi import FastAPI, Header
-from pydantic import BaseModel
-
-app = FastAPI()
-
-
-class CommonHeaders(BaseModel):
-    class Config:
-        extra = "forbid"
-
-    host: str
-    save_data: bool
-    if_modified_since: Union[str, None] = None
-    traceparent: Union[str, None] = None
-    x_tag: list[str] = []
-
-
-@app.get("/items/")
-async def read_items(headers: Annotated[CommonHeaders, Header()]):
-    return headers

docs_src/header_param_models/tutorial002_pv1_py310.py

@@ -1,20 +0,0 @@
-from fastapi import FastAPI, Header
-from pydantic import BaseModel
-
-app = FastAPI()
-
-
-class CommonHeaders(BaseModel):
-    class Config:
-        extra = "forbid"
-
-    host: str
-    save_data: bool
-    if_modified_since: str | None = None
-    traceparent: str | None = None
-    x_tag: list[str] = []
-
-
-@app.get("/items/")
-async def read_items(headers: CommonHeaders = Header()):
-    return headers

docs_src/header_param_models/tutorial002_pv1_py39.py

@@ -1,22 +0,0 @@
-from typing import Union
-
-from fastapi import FastAPI, Header
-from pydantic import BaseModel
-
-app = FastAPI()
-
-
-class CommonHeaders(BaseModel):
-    class Config:
-        extra = "forbid"
-
-    host: str
-    save_data: bool
-    if_modified_since: Union[str, None] = None
-    traceparent: Union[str, None] = None
-    x_tag: list[str] = []
-
-
-@app.get("/items/")
-async def read_items(headers: CommonHeaders = Header()):
-    return headers