Baby steps (2 to 3 at a time)

plugins/dbms/oracle/connector.py

@@ -43,7 +43,7 @@ class Connector(GenericConnector):
         try:
             self.connector = cx_Oracle.connect(dsn=self.__dsn, user=self.user, password=self.password, mode=cx_Oracle.SYSDBA)
             logger.info("successfully connected as SYSDBA")
-        except (cx_Oracle.OperationalError, cx_Oracle.DatabaseError, cx_Oracle.InterfaceError), ex:
+        except (cx_Oracle.OperationalError, cx_Oracle.DatabaseError, cx_Oracle.InterfaceError) as ex:
             if "Oracle Client library" in str(ex):
                 msg = re.sub(r"DPI-\d+:\s+", "", str(ex))
                 msg = re.sub(r': ("[^"]+")', r" (\g<1>)", msg)

plugins/generic/custom.py

@@ -70,7 +70,7 @@ class Custom:
 
                 output = NULL
 
-        except SqlmapNoneDataException, ex:
+        except SqlmapNoneDataException as ex:
             logger.warn(ex)
 
         return output

plugins/generic/entries.py

@@ -444,13 +444,13 @@ class Entries:
                                                         "db": safeSQLIdentificatorNaming(conf.db)}
                     try:
                         attackDumpedTable()
-                    except (IOError, OSError), ex:
+                    except (IOError, OSError) as ex:
                         errMsg = "an error occurred while attacking "
                         errMsg += "table dump ('%s')" % getSafeExString(ex)
                         logger.critical(errMsg)
                     conf.dumper.dbTableValues(kb.data.dumpedTable)
 
-            except SqlmapConnectionException, ex:
+            except SqlmapConnectionException as ex:
                 errMsg = "connection exception detected in dumping phase "
                 errMsg += "('%s')" % getSafeExString(ex)
                 logger.critical(errMsg)

plugins/generic/takeover.py

@@ -140,7 +140,7 @@ class Takeover(Abstraction, Metasploit, ICMPsh, Registry, Miscellaneous):
                 try:
                     with open(filename, "wb") as f:
                         f.write("1")
-                except IOError, ex:
+                except IOError as ex:
                     errMsg = "there has been a file opening/writing error "
                     errMsg += "for filename '%s' ('%s')" % (filename, getSafeExString(ex))
                     raise SqlmapSystemException(errMsg)