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Set type adapter parent depth to 3

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This commit is contained in:
Jeremiah Lowin 2025-06-20 07:03:24 -04:00
commit f507fca384
1 changed files with 4 additions and 1 deletions
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5
src/fastmcp/utilities/types.py
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@ -38,8 +38,11 @@ def get_cached_typeadapter(cls: T) -> TypeAdapter[T]:
create them once in a global scope and reuse them as often as possible.
However, this isn't feasible for user-generated functions. Instead, we use a
cache to minimize the cost of creating them as much as possible.
The _parent_depth is set to 3 to look at an additional frame, since this
function is in its own scope.
"""
return TypeAdapter(cls)
return TypeAdapter(cls, _parent_depth=3)
def issubclass_safe(cls: type, base: type) -> bool: