Fix unnecessary statement

jakelishman · Oct 18, 2023 · e900598 · e900598
1 parent 3d30e2e
commit e900598
Showing 1 changed file with 0 additions and 4 deletions.
diff --git a/qiskit/circuit/singleton.py b/qiskit/circuit/singleton.py
@@ -250,7 +250,6 @@ class XGate(Gate, metaclass=_SingletonMeta, overrides=_SingletonGateOverrides):
 from __future__ import annotations
 
 import functools
-import typing
 
 from .instruction import Instruction
 from .gate import Gate
@@ -401,9 +400,6 @@ def __call__(cls, *args, _force_mutable=False, **kwargs):
         return super().__call__(*args, **kwargs)
 
 
-_InstructionT = typing.TypeVar("_InstructionT", bound=Instruction)
-
-
 class _SingletonBase(metaclass=_SingletonMeta):
     """Base class of all the user-facing (library-author-facing) singleton classes such as
     :class:`SingletonGate`.