Fix pyre errors

Differential Revision: D55452752

Author: mergennachin

examples/models/llama2/export_llama_lib.py

@@ -716,8 +716,8 @@ def _export_llama(modelname, args) -> str:  # noqa: C901
 
         # pyre-ignore: Undefined attribute [16]: Module `executorch.backends` has no attribute `qualcomm`
         backend_options = generate_htp_compiler_spec(use_fp16=False)
-        # pyre-ignore: Undefined attribute [16]: Module `executorch.backends` has no attribute `qualcomm`
         partitioners.append(
+            # pyre-ignore: Undefined attribute [16]: Module `executorch.backends` has no attribute `qualcomm`
             QnnPartitioner(
                 # pyre-ignore: Undefined attribute [16]: Module `executorch.backends` has no attribute `qualcomm`
                 generate_qnn_executorch_compiler_spec(

exir/delegate.py

@@ -24,13 +24,9 @@
 
 
 executorch_call_delegate = HigherOrderOperator("executorch_call_delegate")
-# pyre-ignore
 executorch_call_delegate.fallthrough(torch._C.DispatchKey.PythonDispatcher)
-# pyre-ignore
 executorch_call_delegate.fallthrough(torch._C.DispatchKey.PythonTLSSnapshot)
 executorch_call_delegate.fallthrough(torch._C.DispatchKey.ADInplaceOrView)
-executorch_call_delegate.fallthrough(torch._C.DispatchKey.BackendSelect)
-# pyre-ignore
 executorch_call_delegate.fallthrough(torch._C.DispatchKey.AutocastCPU)
 
 LOWERED_BACKEND_MODULE_TYPE = "LoweredBackendModule"