More py3-ready fixes

abf.py

@@ -472,7 +472,7 @@ def run_mock_urpm(binary=True):
     config_opts['plugin_conf'] = {'ccache_opts': {}, 'root_cache_opts': {}, 'bind_mount_opts': {'dirs': []}, 'tmpfs_opts': {}, 'selinux_opts': {}}
     try:
         execfile(config_path)
-    except Exception, ex:
+    except Exception as ex:
         log.error(_("Could not read the contents of '%(path)s': %(exception)s") % {'path': config_path, 'exception': str(ex)})
         exit(2)
 
@@ -502,7 +502,7 @@ def run_mock_urpm(binary=True):
     log.info(_('Executing mock-urpm...'))
     try:
         res = execute_command(cmd, print_to_stdout=True, exit_on_error=False, shell=False)
-    except OSError, ex:
+    except OSError as ex:
         log.error(_("Can not execute mock-urpm (%s). Maybe it is not installed?") % str(ex))
         exit(1)
     finally:
@@ -542,7 +542,7 @@ def localbuild_mock_urpm():
 
     try:
         run_mock_urpm(binary=True)
-    except OSError, ex:
+    except OSError as ex:
         log.error(str(ex))
         exit(1)
 
@@ -610,7 +610,7 @@ def localbuild_rpmbuild():
     log.info(_('Executing rpmbuild...'))
     try:
         res = execute_command(cmd, print_to_stdout=True, exit_on_error=False, shell=False)
-    except OSError, ex:
+    except OSError as ex:
         log.error(_("Can not execute rpmbuild (%s). Maybe it is not installed?") % str(ex))
         exit(1)
     except ReturnCodeNotZero:
@@ -815,7 +815,7 @@ def put():
 
     try:
         min_size = human2bytes(command_line.minimal_file_size)
-    except ValueError, ex:
+    except ValueError as ex:
         log.error(_('Incorrect "--minimal-file-size" value: %s') % command_line.minimal_file_size)
         exit(1)
     error_count = upload_files(models, min_size, remove_files=not command_line.do_not_remove_files, path=path, upload_all=command_line.upload_all)
@@ -867,9 +867,9 @@ def fetch():
         exit(1)
     try:
         fetch_files(models, path, command_line.only)
-    except yaml.scanner.ScannerError, ex:
+    except yaml.scanner.ScannerError as ex:
         log.error(_('Invalid yml file %(filename)s!\nProblem in line %(line)d column %(column)d: %(problem)s') % {'filename': path, 'line': ex.problem_mark.line, 'column': ex.problem_mark.column, 'problem': ex.problem})
-    except yaml.composer.ComposerError, ex:
+    except yaml.composer.ComposerError as ex:
         log.error(_('Invalid yml file %(filename)s!\n%(exception)s') % {'filename': path, 'exception': ex})
 
 def remote():
@@ -945,7 +945,7 @@ def copy():
             pack_project(path)
             cmd = ['git', 'reset']
             execute_command(cmd, print_to_stdout=True, cwd=path)
-    except Exception, ex:
+    except Exception as ex:
         if type(ex) == ReturnCodeNotZero:
             log.error(str(ex))
         else:
@@ -1463,14 +1463,14 @@ def publish():
                 log.error(_("The status of build task %(id)s is \"%(status)s\", can not published!") % {'id': bl.id, 'status': bl.status_string})
                 continue
             res = bl.publish()
-        except AbfApiException, ex:
+        except AbfApiException as ex:
             log.error(_('Could not publish task %(id)s: %(exception)s') % {'id': task_id, 'exception': str(ex)})
 
 
 def _print_build_status(models, ID):
     try:
         bl = BuildList(models, ID)
-    except AbfApiException, ex:
+    except AbfApiException as ex:
         log.error(_("Can not read buildlist %(id)s: %(exception)s") % {'id': ID, 'exception': ex})
         exit(3)
     if command_line.short: