Merge remote-tracking branch 'remotes/ehabkost/tags/python-next-pull-request' into staging

Python queue, 2018-06-11

* Make code compatible with Python 3 using 'futurize --stage1'
* Require Python >= 2.7 and remove Python 2.6 compatibility
  modules

# gpg: Signature made Mon 11 Jun 2018 18:41:26 BST
# gpg:                using RSA key 2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/python-next-pull-request:
  python: Remove scripts/ordereddict.py
  python: Remove scripts/argparse.py
  configure: Require Python 2.7 or newer
  python: futurize -f lib2to3.fixes.fix_numliterals
  python: futurize -f lib2to3.fixes.fix_except
  python: futurize -f lib2to3.fixes.fix_renames
  python: futurize -f lib2to3.fixes.fix_tuple_params
  python: futurize -f lib2to3.fixes.fix_reduce
  python: futurize -f lib2to3.fixes.fix_standarderror
  python: futurize -f lib2to3.fixes.fix_has_key
  python: futurize -f libfuturize.fixes.fix_next_call
  python: futurize -f libfuturize.fixes.fix_absolute_import
  python: futurize -f libfuturize.fixes.fix_print_with_import

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 21 insertions, 19 deletions

diff --git a/scripts/qmp/qmp-shell b/scripts/qmp/qmp-shell
index be449de621..26418dab95 100755
--- a/scripts/qmp/qmp-shell
+++ b/scripts/qmp/qmp-shell
@@ -65,7 +65,9 @@
 # which will echo back the properly formatted JSON-compliant QMP that is being
 # sent to QEMU, which is useful for debugging and documentation generation.
 
-import qmp
+from __future__ import print_function
+from __future__ import absolute_import
+from . import qmp
 import json
 import ast
 import readline
@@ -132,7 +134,7 @@ class QMPShell(qmp.QEMUMonitorProtocol):
 
     def _fill_completion(self):
         cmds = self.cmd('query-commands')
-        if cmds.has_key('error'):
+        if 'error' in cmds:
             return
         for cmd in cmds['return']:
             self._completer.append(cmd['name'])
@@ -153,14 +155,14 @@ class QMPShell(qmp.QEMUMonitorProtocol):
                 # File not found. No problem.
                 pass
             else:
-                print "Failed to read history '%s'; %s" % (self._histfile, e)
+                print("Failed to read history '%s'; %s" % (self._histfile, e))
         atexit.register(self.__save_history)
 
     def __save_history(self):
         try:
             readline.write_history_file(self._histfile)
         except Exception as e:
-            print "Failed to save history file '%s'; %s" % (self._histfile, e)
+            print("Failed to save history file '%s'; %s" % (self._histfile, e))
 
     def __parse_value(self, val):
         try:
@@ -258,15 +260,15 @@ class QMPShell(qmp.QEMUMonitorProtocol):
         if self._pretty:
             indent = 4
         jsobj = json.dumps(qmp, indent=indent)
-        print str(jsobj)
+        print(str(jsobj))
 
     def _execute_cmd(self, cmdline):
         try:
             qmpcmd = self.__build_cmd(cmdline)
         except Exception as e:
-            print 'Error while parsing command line: %s' % e
-            print 'command format: <command-name> ',
-            print '[arg-name1=arg1] ... [arg-nameN=argN]'
+            print('Error while parsing command line: %s' % e)
+            print('command format: <command-name> ', end=' ')
+            print('[arg-name1=arg1] ... [arg-nameN=argN]')
             return True
         # For transaction mode, we may have just cached the action:
         if qmpcmd is None:
@@ -275,7 +277,7 @@ class QMPShell(qmp.QEMUMonitorProtocol):
             self._print(qmpcmd)
         resp = self.cmd_obj(qmpcmd)
         if resp is None:
-            print 'Disconnected'
+            print('Disconnected')
             return False
         self._print(resp)
         return True
@@ -285,12 +287,12 @@ class QMPShell(qmp.QEMUMonitorProtocol):
         self.__completer_setup()
 
     def show_banner(self, msg='Welcome to the QMP low-level shell!'):
-        print msg
+        print(msg)
         if not self._greeting:
-            print 'Connected'
+            print('Connected')
             return
         version = self._greeting['QMP']['version']['qemu']
-        print 'Connected to QEMU %d.%d.%d\n' % (version['major'],version['minor'],version['micro'])
+        print('Connected to QEMU %d.%d.%d\n' % (version['major'],version['minor'],version['micro']))
 
     def get_prompt(self):
         if self._transmode:
@@ -306,11 +308,11 @@ class QMPShell(qmp.QEMUMonitorProtocol):
         try:
             cmdline = raw_input(prompt)
         except EOFError:
-            print
+            print()
             return False
         if cmdline == '':
             for ev in self.get_events():
-                print ev
+                print(ev)
             self.clear_events()
             return True
         else:
@@ -366,24 +368,24 @@ class HMPShell(QMPShell):
             try:
                 idx = int(cmdline.split()[1])
                 if not 'return' in self.__cmd_passthrough('info version', idx):
-                    print 'bad CPU index'
+                    print('bad CPU index')
                     return True
                 self.__cpu_index = idx
             except ValueError:
-                print 'cpu command takes an integer argument'
+                print('cpu command takes an integer argument')
                 return True
         resp = self.__cmd_passthrough(cmdline, self.__cpu_index)
         if resp is None:
-            print 'Disconnected'
+            print('Disconnected')
             return False
         assert 'return' in resp or 'error' in resp
         if 'return' in resp:
             # Success
             if len(resp['return']) > 0:
-                print resp['return'],
+                print(resp['return'], end=' ')
         else:
             # Error
-            print '%s: %s' % (resp['error']['class'], resp['error']['desc'])
+            print('%s: %s' % (resp['error']['class'], resp['error']['desc']))
         return True
 
     def show_banner(self):