chore(internal): bump pyright / mypy version (#1717)

requirements-dev.lock

@@ -83,7 +83,7 @@ msal==1.29.0
  # via msal-extensions
 msal-extensions==1.2.0
  # via azure-identity
-mypy==1.7.1
+mypy==1.11.2
 mypy-extensions==1.0.0
  # via black
  # via mypy
@@ -125,7 +125,7 @@ pygments==2.18.0
  # via rich
 pyjwt==2.8.0
  # via msal
-pyright==1.1.374
+pyright==1.1.380
 pytest==7.1.1
  # via pytest-asyncio
 pytest-asyncio==0.21.1

src/openai/_utils/_utils.py

@@ -363,12 +363,13 @@ def file_from_path(path: str) -> FileTypes:
 
 def get_required_header(headers: HeadersLike, header: str) -> str:
  lower_header = header.lower()
- if isinstance(headers, Mapping):
- for k, v in headers.items():
+ if is_mapping_t(headers):
+ # mypy doesn't understand the type narrowing here
+ for k, v in headers.items(): # type: ignore
  if k.lower() == lower_header and isinstance(v, str):
  return v
 
- """ to deal with the case where the header looks like Stainless-Event-Id """
+ # to deal with the case where the header looks like Stainless-Event-Id
  intercaps_header = re.sub(r"([^\w])(\w)", lambda pat: pat.group(1) + pat.group(2).upper(), header.capitalize())
 
  for normalized_header in [header, lower_header, header.upper(), intercaps_header]: