diff --git a/supervisor/datatypes.py b/supervisor/datatypes.py
index 7fa0dc2fe..a69b2068a 100644
--- a/supervisor/datatypes.py
+++ b/supervisor/datatypes.py
@@ -43,7 +43,7 @@ def list_of_strings(arg):
         return []
     try:
         return [x.strip() for x in arg.split(',')]
-    except:
+    except Exception:
         raise ValueError("not a valid list of strings: " + repr(arg))
 
 def list_of_ints(arg):
@@ -52,7 +52,7 @@ def list_of_ints(arg):
     else:
         try:
             return list(map(int, arg.split(",")))
-        except:
+        except Exception:
             raise ValueError("not a valid list of ints: " + repr(arg))
 
 def list_of_exitcodes(arg):
@@ -62,7 +62,7 @@ def list_of_exitcodes(arg):
             if (val > 255) or (val < 0):
                 raise ValueError('Invalid exit code "%s"' % val)
         return vals
-    except:
+    except Exception:
         raise ValueError("not a valid list of exit codes: " + repr(arg))
 
 def dict_of_key_value_pairs(arg):
@@ -221,7 +221,7 @@ def create_and_bind(self):
         try:
             sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
             sock.bind(self.addr())
-        except:
+        except Exception:
             sock.close()
             raise
         return sock
@@ -252,7 +252,7 @@ def create_and_bind(self):
             sock.bind(self.addr())
             self._chown()
             self._chmod()
-        except:
+        except Exception:
             sock.close()
             if os.path.exists(self.path):
                 os.unlink(self.path)
@@ -295,7 +295,7 @@ def colon_separated_user_group(arg):
             uid = name_to_uid(parts[0])
             gid = name_to_gid(parts[1])
         return (uid, gid)
-    except:
+    except Exception:
         raise ValueError('Invalid user:group definition %s' % arg)
 
 def name_to_uid(name):
diff --git a/supervisor/dispatchers.py b/supervisor/dispatchers.py
index 0718a5868..595ca8951 100644
--- a/supervisor/dispatchers.py
+++ b/supervisor/dispatchers.py
@@ -455,7 +455,7 @@ def handle_result(self, result):
             logger.warn('%s: event was rejected' % procname)
             self._change_listener_state(EventListenerStates.ACKNOWLEDGED)
             notify(EventRejectedEvent(process, process.event))
-        except:
+        except Exception:
             logger.warn('%s: event caused an error' % procname)
             self._change_listener_state(EventListenerStates.UNKNOWN)
             notify(EventRejectedEvent(process, process.event))
diff --git a/supervisor/http.py b/supervisor/http.py
index af3e3da87..3830b1e7d 100644
--- a/supervisor/http.py
+++ b/supervisor/http.py
@@ -448,7 +448,7 @@ def found_terminator (self):
                         # This isn't used anywhere.
                         # r.handler = h # CYCLE
                         h.handle_request (r)
-                    except:
+                    except Exception:
                         self.server.exceptions.increment()
                         (file, fun, line), t, v, tbinfo = \
                                asyncore.compact_traceback()
@@ -458,7 +458,7 @@ def found_terminator (self):
                             'error')
                         try:
                             r.error (500)
-                        except:
+                        except Exception:
                             pass
                     return
 
@@ -588,7 +588,7 @@ def __init__(self, socketname, sockchmod, sockchown, logger_object):
                     sys.stderr.write(msg)
                     try:
                         os.unlink(socketname)
-                    except:
+                    except Exception:
                         pass
                     sock.close()
                     time.sleep(.3)
@@ -819,7 +819,7 @@ def make_http_servers(options, supervisord):
         for name, factory, d in options.rpcinterface_factories:
             try:
                 inst = factory(supervisord, **d)
-            except:
+            except Exception:
                 tb = traceback.format_exc()
                 options.logger.warn(tb)
                 raise ValueError('Could not make %s rpc interface' % name)
diff --git a/supervisor/loggers.py b/supervisor/loggers.py
index 44d14b44c..232f06931 100644
--- a/supervisor/loggers.py
+++ b/supervisor/loggers.py
@@ -107,7 +107,7 @@ def emit(self, record):
                 # time it's called. So just do it again
                 self.stream.write(msg)
             self.flush()
-        except:
+        except Exception:
             self.handleError()
 
     def handleError(self):
@@ -376,7 +376,7 @@ def emit(self, record):
                     self._syslog(msg)
                 except UnicodeError:
                     self._syslog(msg.encode("UTF-8"))
-        except:
+        except Exception:
             self.handleError()
 
 def getLogger(level=None):
diff --git a/supervisor/medusa/asyncore_25.py b/supervisor/medusa/asyncore_25.py
index d3efdf7a5..e05ecb45f 100644
--- a/supervisor/medusa/asyncore_25.py
+++ b/supervisor/medusa/asyncore_25.py
@@ -70,7 +70,7 @@ def read(obj):
         obj.handle_read_event()
     except ExitNow:
         raise
-    except:
+    except Exception:
         obj.handle_error()
 
 def write(obj):
@@ -78,7 +78,7 @@ def write(obj):
         obj.handle_write_event()
     except ExitNow:
         raise
-    except:
+    except Exception:
         obj.handle_error()
 
 def _exception (obj):
@@ -86,7 +86,7 @@ def _exception (obj):
         obj.handle_expt_event()
     except ExitNow:
         raise
-    except:
+    except Exception:
         obj.handle_error()
 
 def readwrite(obj, flags):
@@ -99,7 +99,7 @@ def readwrite(obj, flags):
             obj.handle_expt_event()
     except ExitNow:
         raise
-    except:
+    except Exception:
         obj.handle_error()
 
 def poll(timeout=0.0, map=None):
@@ -415,7 +415,7 @@ def handle_error(self):
         # sometimes a user repr method will crash.
         try:
             self_repr = repr(self)
-        except:
+        except Exception:
             self_repr = '<__repr__(self) failed for object at %0x>' % id(self)
 
         self.log_info(
diff --git a/supervisor/medusa/auth_handler.py b/supervisor/medusa/auth_handler.py
index 0aba00d79..91aa5f040 100644
--- a/supervisor/medusa/auth_handler.py
+++ b/supervisor/medusa/auth_handler.py
@@ -53,7 +53,7 @@ def handle_request (self, request):
                 cookie = get_header (AUTHORIZATION, request.header, 2)
                 try:
                     decoded = as_string(decodestring(as_bytes(cookie)))
-                except:
+                except Exception:
                     sys.stderr.write('malformed authorization info <%s>\n' % cookie)
                     request.error (400)
                     return
diff --git a/supervisor/medusa/default_handler.py b/supervisor/medusa/default_handler.py
index 299171825..c1ca0460e 100644
--- a/supervisor/medusa/default_handler.py
+++ b/supervisor/medusa/default_handler.py
@@ -132,7 +132,7 @@ def handle_request (self, request):
                     length = int(length)
                     if length != file_length:
                         length_match = 0
-                except:
+                except Exception:
                     pass
 
         ims_date = 0
@@ -142,7 +142,7 @@ def handle_request (self, request):
 
         try:
             mtime = self.filesystem.stat (path)[stat.ST_MTIME]
-        except:
+        except Exception:
             request.error (404)
             return
 
diff --git a/supervisor/medusa/filesys.py b/supervisor/medusa/filesys.py
index c056ce7c2..a2d7b384b 100644
--- a/supervisor/medusa/filesys.py
+++ b/supervisor/medusa/filesys.py
@@ -78,7 +78,7 @@ def longify (self, path):
 def safe_stat (path):
     try:
         return path, os.stat (path)
-    except:
+    except Exception:
         return None
 
 class os_filesystem:
@@ -118,7 +118,7 @@ def cwd (self, path):
                     os.chdir (translated_path)
                     can = 1
                     self.wd = p
-                except:
+                except Exception:
                     pass
             finally:
                 if can:
@@ -295,7 +295,7 @@ def msdos_longify (file, stat_info):
 def msdos_date (t):
     try:
         info = time.gmtime (t)
-    except:
+    except Exception:
         info = time.gmtime (0)
     # year, month, day, hour, minute, second, ...
     hour = info[3]
@@ -359,7 +359,7 @@ def unix_longify (file, stat_info):
 def ls_date (now, t):
     try:
         info = time.gmtime (t)
-    except:
+    except Exception:
         info = time.gmtime (0)
     # 15,600,000 == 86,400 * 180
     if (now - t) > 15600000:
diff --git a/supervisor/medusa/http_server.py b/supervisor/medusa/http_server.py
index 0817fd8a6..593296fc1 100644
--- a/supervisor/medusa/http_server.py
+++ b/supervisor/medusa/http_server.py
@@ -616,7 +616,7 @@ def found_terminator (self):
                         # This isn't used anywhere.
                         # r.handler = h # CYCLE
                         h.handle_request (r)
-                    except:
+                    except Exception:
                         self.server.exceptions.increment()
                         (file, fun, line), t, v, tbinfo = asyncore.compact_traceback()
                         self.log_info(
@@ -624,7 +624,7 @@ def found_terminator (self):
                                         'error')
                         try:
                             r.error (500)
-                        except:
+                        except Exception:
                             pass
                     return
 
diff --git a/supervisor/medusa/logger.py b/supervisor/medusa/logger.py
index d5386c366..894134137 100644
--- a/supervisor/medusa/logger.py
+++ b/supervisor/medusa/logger.py
@@ -134,7 +134,7 @@ def rotate (self):
                 pass
             os.rename(self.filename, newname)
             self.file = open(self.filename, self.mode)
-        except:
+        except Exception:
             pass
 
 # log to a stream socket, asynchronously
diff --git a/supervisor/medusa/xmlrpc_handler.py b/supervisor/medusa/xmlrpc_handler.py
index fecb237a3..f815cdc0a 100644
--- a/supervisor/medusa/xmlrpc_handler.py
+++ b/supervisor/medusa/xmlrpc_handler.py
@@ -12,7 +12,7 @@
 import supervisor.medusa.http_server as http_server
 try:
     import xmlrpclib
-except:
+except Exception:
     import xmlrpc.client as xmlrpclib
 
 import sys
@@ -40,14 +40,14 @@ def continue_request (self, data, request):
                 response = self.call (method, params)
                 if type(response) != type(()):
                     response = (response,)
-            except:
+            except Exception:
                 # report exception back to server
                 response = xmlrpclib.dumps (
                         xmlrpclib.Fault (1, "%s:%s" % (sys.exc_info()[0], sys.exc_info()[1]))
                         )
             else:
                 response = xmlrpclib.dumps (response, methodresponse=1)
-        except:
+        except Exception:
             # internal error, report as HTTP server error
             request.error (500)
         else:
diff --git a/supervisor/pidproxy.py b/supervisor/pidproxy.py
index 3908cfcbb..87fe2684e 100755
--- a/supervisor/pidproxy.py
+++ b/supervisor/pidproxy.py
@@ -58,7 +58,7 @@ def passtochild(self, sig, frame):
         try:
             with open(self.pidfile, 'r') as f:
                 pid = int(f.read().strip())
-        except:
+        except Exception:
             print("Can't read child pidfile %s!" % self.pidfile)
             return
         os.kill(pid, sig)
diff --git a/supervisor/process.py b/supervisor/process.py
index b394be812..f77b2fe56 100644
--- a/supervisor/process.py
+++ b/supervisor/process.py
@@ -341,7 +341,7 @@ def _spawn_as_child(self, filename, argv):
                 code = errno.errorcode.get(why.args[0], why.args[0])
                 msg = "couldn't exec %s: %s\n" % (argv[0], code)
                 options.write(2, "supervisor: " + msg)
-            except:
+            except Exception:
                 (file, fun, line), t,v,tbinfo = asyncore.compact_traceback()
                 error = '%s, %s: file: %s line: %s' % (t, v, file, line)
                 msg = "couldn't exec %s: %s\n" % (filename, error)
@@ -474,7 +474,7 @@ def kill(self, sig):
                     # not.  we will do it during normal SIGCHLD processing.
                     return None
                 raise
-        except:
+        except Exception:
             tb = traceback.format_exc()
             msg = 'unknown problem killing %s (%s):%s' % (processname,
                                                           self.pid, tb)
@@ -523,7 +523,7 @@ def signal(self, sig):
                     # not.  we will do it during normal SIGCHLD processing.
                     return None
                 raise
-        except:
+        except Exception:
             tb = traceback.format_exc()
             msg = 'unknown problem sending sig %s (%s):%s' % (
                                 processname, self.pid, tb)
diff --git a/supervisor/supervisorctl.py b/supervisor/supervisorctl.py
index 5d73e4cca..54b71f492 100755
--- a/supervisor/supervisorctl.py
+++ b/supervisor/supervisorctl.py
@@ -525,7 +525,7 @@ def do_tail(self, arg):
             else:
                 try:
                     bytes = int(what)
-                except:
+                except Exception:
                     self.ctl.output('Error: bad argument %s' % modifier)
                     self.ctl.exitstatus = LSBInitExitStatuses.GENERIC
                     return
@@ -590,7 +590,7 @@ def do_maintail(self, arg):
                     return self._tailf(path)
                 try:
                     what = int(what)
-                except:
+                except Exception:
                     self.ctl.output('Error: bad argument %s' % args[0])
                     self.ctl.exitstatus = LSBInitExitStatuses.GENERIC
                     return
diff --git a/supervisor/supervisord.py b/supervisor/supervisord.py
index 2a7935ca5..eb9eb6914 100755
--- a/supervisor/supervisord.py
+++ b/supervisor/supervisord.py
@@ -226,7 +226,7 @@ def runforever(self):
                             self.options.poller.unregister_readable(fd)
                     except asyncore.ExitNow:
                         raise
-                    except:
+                    except Exception:
                         combined_map[fd].handle_error()
                 else:
                     # if the fd is not in combined_map, we should unregister it. otherwise,
@@ -234,7 +234,7 @@ def runforever(self):
                     self.options.logger.blather('unexpected read event from fd %r' % fd)
                     try:
                         self.options.poller.unregister_readable(fd)
-                    except:
+                    except Exception:
                         pass
 
             for fd in w:
@@ -249,13 +249,13 @@ def runforever(self):
                             self.options.poller.unregister_writable(fd)
                     except asyncore.ExitNow:
                         raise
-                    except:
+                    except Exception:
                         combined_map[fd].handle_error()
                 else:
                     self.options.logger.blather('unexpected write event from fd %r' % fd)
                     try:
                         self.options.poller.unregister_writable(fd)
-                    except:
+                    except Exception:
                         pass
 
             for group in pgroups:
diff --git a/supervisor/tests/test_dispatchers.py b/supervisor/tests/test_dispatchers.py
index 92b43bad1..ef71ad412 100644
--- a/supervisor/tests/test_dispatchers.py
+++ b/supervisor/tests/test_dispatchers.py
@@ -116,7 +116,7 @@ def test_handle_error(self):
         dispatcher = self._makeOne(process)
         try:
             raise ValueError('foo')
-        except:
+        except Exception:
             dispatcher.handle_error()
         result = options.logger.data[0]
         self.assertTrue(result.startswith(
@@ -680,7 +680,7 @@ def test_handle_error(self):
         dispatcher = self._makeOne(process)
         try:
             raise ValueError('foo')
-        except:
+        except Exception:
             dispatcher.handle_error()
         result = options.logger.data[0]
         self.assertTrue(result.startswith(
@@ -1119,7 +1119,7 @@ def test_handle_error(self):
         dispatcher = self._makeOne(process)
         try:
             raise ValueError('foo')
-        except:
+        except Exception:
             dispatcher.handle_error()
         result = options.logger.data[0]
         self.assertTrue(result.startswith(
diff --git a/supervisor/tests/test_process.py b/supervisor/tests/test_process.py
index 24643b4dc..76a44cec1 100644
--- a/supervisor/tests/test_process.py
+++ b/supervisor/tests/test_process.py
@@ -690,7 +690,7 @@ def sighandler(*args):
         finally:
             try:
                 os.remove(executable)
-            except:
+            except Exception:
                 pass
             signal.signal(signal.SIGCHLD, signal.SIG_DFL)
 
diff --git a/supervisor/web.py b/supervisor/web.py
index 926e8d43f..3651a493c 100644
--- a/supervisor/web.py
+++ b/supervisor/web.py
@@ -54,7 +54,7 @@ def more(self):
             self.finished = True
             return self.sendresponse(response)
 
-        except:
+        except Exception:
             tb = traceback.format_exc()
             # this should go to the main supervisor log file
             self.request.channel.server.logger.log('Web interface error', tb)
diff --git a/supervisor/xmlrpc.py b/supervisor/xmlrpc.py
index 025ada883..2241900cc 100644
--- a/supervisor/xmlrpc.py
+++ b/supervisor/xmlrpc.py
@@ -87,7 +87,7 @@ def more(self):
 
             return self.getresponse(body)
 
-        except:
+        except Exception:
             tb = traceback.format_exc()
             self.request.channel.server.logger.log(
                 "XML-RPC response callback error", tb
@@ -247,7 +247,7 @@ def multi(remaining_calls=remaining_calls,
                 except RPCError as exc:
                     value = {'faultCode': exc.code,
                              'faultString': exc.text}
-                except:
+                except Exception:
                     info = sys.exc_info()
                     errmsg = "%s:%s" % (info[0], info[1])
                     value = {'faultCode': Faults.FAILED,
@@ -276,7 +276,7 @@ def multi(remaining_calls=remaining_calls,
                 except RPCError as exc:
                     value = {'faultCode': exc.code,
                              'faultString': exc.text}
-                except:
+                except Exception:
                     info = sys.exc_info()
                     errmsg = "%s:%s" % (info[0], info[1])
                     value = {'faultCode': Faults.FAILED,
@@ -383,7 +383,7 @@ def continue_request(self, data, request):
                 if PY2:
                     data = data.encode('ascii', 'xmlcharrefreplace')
                 params, method = self.loads(data)
-            except:
+            except Exception:
                 logger.error(
                     'XML-RPC request data %r is invalid: unmarshallable' %
                     (data,)
@@ -433,7 +433,7 @@ def continue_request(self, data, request):
                 request.push(body)
                 request.done()
 
-        except:
+        except Exception:
             tb = traceback.format_exc()
             logger.critical(
                 "Handling XML-RPC request with data %r raised an unexpected "