Standardize exception variables

nautechsystems · Oct 29, 2023 · a7e785e · a7e785e
1 parent 75e7dac
commit a7e785e
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Showing 4 changed files with 18 additions and 18 deletions.
diff --git a/nautilus_trader/backtest/node.py b/nautilus_trader/backtest/node.py
@@ -136,10 +136,10 @@ def run(self) -> list[BacktestResult]:
                     batch_size_bytes=config.batch_size_bytes,
                 )
                 results.append(result)
-            except Exception as ex:
+            except Exception as e:
                 # Broad catch all prevents a single backtest run from halting
                 # the execution of the other backtests (such as a zero balance exception).
-                print(f"Error running {config}: {ex}")
+                print(f"Error running {config}: {e}")
 
         return results
 

diff --git a/nautilus_trader/live/data_engine.py b/nautilus_trader/live/data_engine.py
@@ -384,8 +384,8 @@ async def _run_cmd_queue(self) -> None:
                 self._execute_command(command)
         except asyncio.CancelledError:
             self._log.warning("DataCommand message queue canceled.")
-        except RuntimeError as ex:
-            self._log.error(f"RuntimeError: {ex}.")
+        except RuntimeError as e:
+            self._log.error(f"RuntimeError: {e}.")
         finally:
             stopped_msg = "DataCommand message queue stopped"
             if not self._cmd_queue.empty():
@@ -405,8 +405,8 @@ async def _run_req_queue(self) -> None:
                 self._handle_request(request)
         except asyncio.CancelledError:
             self._log.warning("DataRequest message queue canceled.")
-        except RuntimeError as ex:
-            self._log.error(f"RuntimeError: {ex}.")
+        except RuntimeError as e:
+            self._log.error(f"RuntimeError: {e}.")
         finally:
             stopped_msg = "DataRequest message queue stopped"
             if not self._req_queue.empty():
@@ -426,8 +426,8 @@ async def _run_res_queue(self) -> None:
                 self._handle_response(response)
         except asyncio.CancelledError:
             self._log.warning("DataResponse message queue canceled.")
-        except RuntimeError as ex:
-            self._log.error(f"RuntimeError: {ex}.")
+        except RuntimeError as e:
+            self._log.error(f"RuntimeError: {e}.")
         finally:
             stopped_msg = "DataResponse message queue stopped"
             if not self._res_queue.empty():
@@ -445,8 +445,8 @@ async def _run_data_queue(self) -> None:
                 self._handle_data(data)
         except asyncio.CancelledError:
             self._log.warning("Data message queue canceled.")
-        except RuntimeError as ex:
-            self._log.error(f"RuntimeError: {ex}.")
+        except RuntimeError as e:
+            self._log.error(f"RuntimeError: {e}.")
         finally:
             stopped_msg = "Data message queue stopped"
             if not self._data_queue.empty():

diff --git a/nautilus_trader/live/execution_engine.py b/nautilus_trader/live/execution_engine.py
@@ -363,8 +363,8 @@ async def _run_cmd_queue(self) -> None:
                 self._execute_command(command)
         except asyncio.CancelledError:
             self._log.warning("Command message queue canceled.")
-        except RuntimeError as ex:
-            self._log.error(f"RuntimeError: {ex}.")
+        except RuntimeError as e:
+            self._log.error(f"RuntimeError: {e}.")
         finally:
             stopped_msg = "Command message queue stopped"
             if not self._cmd_queue.empty():
@@ -384,8 +384,8 @@ async def _run_evt_queue(self) -> None:
                 self._handle_event(event)
         except asyncio.CancelledError:
             self._log.warning("Event message queue canceled.")
-        except RuntimeError as ex:
-            self._log.error(f"RuntimeError: {ex}.")
+        except RuntimeError as e:
+            self._log.error(f"RuntimeError: {e}.")
         finally:
             stopped_msg = "Event message queue stopped"
             if not self._evt_queue.empty():

diff --git a/nautilus_trader/live/risk_engine.py b/nautilus_trader/live/risk_engine.py
@@ -249,8 +249,8 @@ async def _run_cmd_queue(self) -> None:
                 self._execute_command(command)
         except asyncio.CancelledError:
             self._log.warning("Command message queue canceled.")
-        except RuntimeError as ex:
-            self._log.error(f"RuntimeError: {ex}.")
+        except RuntimeError as e:
+            self._log.error(f"RuntimeError: {e}.")
         finally:
             stopped_msg = "Command message queue stopped"
             if not self._cmd_queue.empty():
@@ -270,8 +270,8 @@ async def _run_evt_queue(self) -> None:
                 self._handle_event(event)
         except asyncio.CancelledError:
             self._log.warning("Event message queue canceled.")
-        except RuntimeError as ex:
-            self._log.error(f"RuntimeError: {ex}.")
+        except RuntimeError as e:
+            self._log.error(f"RuntimeError: {e}.")
         finally:
             stopped_msg = "Event message queue stopped"
             if not self._evt_queue.empty():