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Skip the symbol table scan for missing methods #22345

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Merged
JukkaL merged 1 commit into from
Nov 2, 2026
Merged

Skip the symbol table scan for missing methods #22345

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16 changes: 8 additions & 8 deletions mypy/nodes.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4057,14 +4057,14 @@ def has_readable_member(self, name: str) -> bool:

def get_method(self, name: str) -> FuncBase | Decorator | None:
for cls in self.mro:
if name in cls.names:
node = cls.names[name].node
elif possible_redefinitions := sorted(
[n for n in cls.names.keys() if n.startswith(f"{name}-redefinition")]
):
node = cls.names[possible_redefinitions[-1]].node
else:
continue
sym = cls.names.get(name)
if sym is None:
# add_redefinition installs the unnumbered name before any numbered ones.
prefix = f"{name}-redefinition"
if prefix not in cls.names:
continue
sym = cls.names[max(n for n in cls.names if n.startswith(prefix))]
node = sym.node
if isinstance(node, SYMBOL_FUNCBASE_TYPES):
return node
elif isinstance(node, Decorator): # Two `if`s make `mypyc` happy
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