remove bare exceptions

sanic/app.py

@@ -574,7 +574,7 @@ class Sanic:
             try:
                 response = await self._run_response_middleware(request,
                                                                response)
-            except:
+            except BaseException:
                 error_logger.exception(
                     'Exception occured in one of response middleware handlers'
                 )
@@ -642,7 +642,7 @@ class Sanic:
                 serve(**server_settings)
             else:
                 serve_multiple(server_settings, workers)
-        except:
+        except BaseException:
             error_logger.exception(
                 'Experienced exception while trying to serve')
             raise

sanic/response.py

@@ -3,7 +3,7 @@ from os import path
 
 try:
     from ujson import dumps as json_dumps
-except:
+except BaseException:
     from json import dumps as json_dumps
 
 from aiofiles import open as open_async

sanic/server.py

@@ -588,7 +588,7 @@ def serve(host, port, request_handler, error_handler, before_start=None,
 
     try:
         http_server = loop.run_until_complete(server_coroutine)
-    except:
+    except BaseException:
         logger.exception("Unable to start server")
         return
 

sanic/testing.py

@@ -76,14 +76,14 @@ class SanicTestClient:
             try:
                 request, response = results
                 return request, response
-            except:
+            except BaseException:
                 raise ValueError(
                     "Request and response object expected, got ({})".format(
                         results))
         else:
             try:
                 return results[-1]
-            except:
+            except BaseException:
                 raise ValueError(
                     "Request object expected, got ({})".format(results))
 

sanic/worker.py

@@ -74,13 +74,13 @@ class GunicornWorker(base.Worker):
             trigger_events(self._server_settings.get('before_stop', []),
                            self.loop)
             self.loop.run_until_complete(self.close())
-        except:
+        except BaseException:
             traceback.print_exc()
         finally:
             try:
                 trigger_events(self._server_settings.get('after_stop', []),
                                self.loop)
-            except:
+            except BaseException:
                 traceback.print_exc()
             finally:
                 self.loop.close()