fix: Use explicit ProgramType as Python3.9 does not support type para…

…meter lists

src/braket/aws/aws_device.py

@@ -49,6 +49,7 @@
 from braket.devices import Devices
 from braket.devices.device import Device
 from braket.emulators import Emulator
+from braket.emulators.emulator_passes import ProgramType
 from braket.ir.blackbird import Program as BlackbirdProgram
 from braket.ir.openqasm import Program as OpenQasmProgram
 from braket.parametric.free_parameter import FreeParameter
@@ -931,9 +932,9 @@ def validate(
         self.emulator.run_validation_passes(task_specification)
         return
 
-    def run_emulator_passes[
-        ProgramType
-    ](self, task_specification: ProgramType, apply_noise_model: bool = True) -> ProgramType:
+    def run_emulator_passes(
+        self, task_specification: ProgramType, apply_noise_model: bool = True
+    ) -> ProgramType:
         """
         Runs all emulator passes and returns the modified program, which should be the same
         type as the input program.

src/braket/emulators/emulator_interface.py

@@ -3,15 +3,15 @@
 from abc import ABC
 from typing import Iterable, Union
 
-from braket.emulators.emulator_passes import EmulatorPass
+from braket.emulators.emulator_passes import EmulatorPass, ProgramType
 from braket.emulators.emulator_passes.criteria import EmulatorCriterion
 
 
 class EmulatorInterface(ABC):
     def __init__(self, emulator_passes: Iterable[EmulatorPass] = None):
         self._emulator_passes = emulator_passes if emulator_passes is not None else []
 
-    def run_program_passes[ProgramType](self, task_specification: ProgramType) -> ProgramType:
+    def run_program_passes(self, task_specification: ProgramType) -> ProgramType:
         """
         This method passes the input program through the EmulatorPasses contained
         within this emulator. An emulator pass may simply validate a program or may
@@ -27,7 +27,7 @@ def run_program_passes[ProgramType](self, task_specification: ProgramType) -> Pr
             task_specification = emulator_pass(task_specification)
         return task_specification
 
-    def run_validation_passes[ProgramType](self, task_specification: ProgramType) -> None:
+    def run_validation_passes(self, task_specification: ProgramType) -> None:
         """
         This method passes the input program through EmulatorPasses that perform
         only validation, without modifying the input program.