Unused exception variables (#50181)

alexhenrie · facebook-github-bot · commit 2c4b6ec45723 · 2021-01-08T13:33:18.000-08:00
Summary: These unused variables were identified by [pyflakes](https://pypi.org/project/pyflakes/). They can be safely removed to simplify the code. Pull Request resolved: #50181 Reviewed By: gchanan Differential Revision: D25844270 fbshipit-source-id: 0e648ffe8c6db6daf56788a13ba89806923cbb76
diff --git a/torch/_jit_internal.py b/torch/_jit_internal.py
@@ -80,7 +80,7 @@ def parseExpr(expr, module):
             value, len_parsed = parseNestedExpr(expr, module)
             assert len_parsed == len(expr), "whole expression was not parsed, falling back to c++ parser"
             return value
-        except Exception as e:
+        except Exception:
             """
             The python resolver fails in several cases in known unit tests, and is intended
             to fall back gracefully to the c++ resolver in general.  For example, python 2 style
diff --git a/torch/distributed/launch.py b/torch/distributed/launch.py
@@ -295,7 +295,7 @@ def sigkill_handler(signum, frame):
                 print(f"Killing subprocess {process.pid}")
                 try:
                     process.kill()
-                except Exception as e:
+                except Exception:
                     pass
             if last_return_code is not None:
                 raise subprocess.CalledProcessError(returncode=last_return_code, cmd=cmd)
diff --git a/torch/distributed/rpc/api.py b/torch/distributed/rpc/api.py
@@ -381,7 +381,7 @@ def _rref_typeof_on_user(rref):
     # Combine the implementation class and the type class.
     class RRef(PyRRef, Generic[T]):
         pass
-except TypeError as exc:
+except TypeError:
     # TypeError: metaclass conflict: the metaclass of a derived class
     # must be a (non-strict) subclass of the metaclasses of all its bases
     # Mypy doesn't understand __class__ (mypy bug #4177)
