Python <= 3.7 compatibility

Author: zachmullen

ninja/pagination.py

@@ -241,7 +241,7 @@ def _find_collection_response(op: Operation) -> Tuple[int, Any]:
 class Cursor:
     offset: int = 0
     reverse: bool = False
-    position: str | None = None
+    position: Optional[str] = None
 
 
 def _clamp(val: int, min_: int, max_: int) -> int:
@@ -272,14 +272,14 @@ def _replace_query_param(url: str, key: str, val: str):
 
 class CursorPagination(PaginationBase):
     class Input(Schema):
-        limit: int | None = Field(None, description=_("Number of results to return per page."))
-        cursor: str | None = Field(
+        limit: Optional[int] = Field(None, description=_("Number of results to return per page."))
+        cursor: Optional[str] = Field(
             None, description=_("The pagination cursor value."), validate_default=True
         )
 
         @field_validator("cursor")
         @classmethod
-        def decode_cursor(cls, encoded_cursor: str | None) -> Cursor:
+        def decode_cursor(cls, encoded_cursor: Optional[str]) -> Cursor:
             if encoded_cursor is None:
                 return Cursor()
 
@@ -300,10 +300,10 @@ def decode_cursor(cls, encoded_cursor: str | None) -> Cursor:
             return Cursor(offset=offset, reverse=reverse, position=position)
 
     class Output(Schema):
-        results: list[Any] = Field(description=_("The page of objects."))
+        results: List[Any] = Field(description=_("The page of objects."))
         count: int = Field(description=_("The total number of results across all pages."))
-        next: str | None = Field(description=_("URL of next page of results if there is one."))
-        previous: str | None = Field(
+        next: Optional[str] = Field(description=_("URL of next page of results if there is one."))
+        previous: Optional[str] = Field(
             description=_("URL of previous page of results if there is one.")
         )