wxGUI: replace print statement by print function for Python 3 support, remove mixed tabs (PEP8 E101, W191, see https://trac.osgeo.org/grass/ticket/2708)

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@71852 15284696-431f-4ddb-bdfa-cd5b030d7da7

gui/wxpython/animation/dialogs.py

@@ -19,6 +19,9 @@ This program is free software under the GNU General Public License
 
 @author Anna Petrasova <kratochanna gmail.com>
 """
+
+from __future__ import print_function
+
 import os
 import wx
 import copy
@@ -2098,8 +2101,8 @@ def testExport():
     dlg = ExportDialog(parent=None, temporal=TemporalMode.TEMPORAL,
                        timeTick=200)
     if dlg.ShowModal() == wx.ID_OK:
-        print dlg.GetDecorations()
-        print dlg.GetExportInformation()
+        print(dlg.GetDecorations())
+        print(dlg.GetExportInformation())
         dlg.Destroy()
     else:
         dlg.Destroy()
@@ -2112,7 +2115,7 @@ def testTemporalLayer():
     dlg = AddTemporalLayerDialog(parent=frame, layer=layer)
     if dlg.ShowModal() == wx.ID_OK:
         layer = dlg.GetLayer()
-        print layer.name, layer.cmd, layer.mapType
+        print(layer.name, layer.cmd, layer.mapType)
         dlg.Destroy()
     else:
         dlg.Destroy()

gui/wxpython/animation/nviztask.py

@@ -14,6 +14,8 @@ This program is free software under the GNU General Public License
 @author Anna Petrasova <kratochanna gmail.com>
 """
 
+from __future__ import print_function
+
 import os
 try:
     import xml.etree.ElementTree as etree
@@ -330,10 +332,10 @@ def test():
     # cmd = nviz.GetCommand()
     cmds = nviz.GetCommandSeries(['aspect', 'elevation'], 'color_map')
     for cmd in cmds:
-        print cmd
+        print(cmd)
         returncode, message = RunCommand(
             getErrorMsg=True, prog=cmd[0], **cmd[1])
-        print returncode, message
+        print(returncode, message)
 
 
 if __name__ == '__main__':

gui/wxpython/animation/temporal_manager.py

@@ -17,6 +17,8 @@ This program is free software under the GNU General Public License
 @author Anna Kratochvilova <kratochanna gmail.com>
 """
 
+from __future__ import print_function
+
 import os
 import datetime
 
@@ -373,14 +375,14 @@ def test():
 
     try:
         warn = temp.EvaluateInputData()
-        print warn
+        print(warn)
     except GException as e:
-        print e
+        print(e)
         return
 
-    print '///////////////////////////'
+    print('///////////////////////////')
     gran = temp.GetGranularity()
-    print "granularity: " + str(gran)
+    print("granularity: " + str(gran))
     pprint(temp.GetLabelsAndMaps())
 
 

gui/wxpython/core/gcmd.py

@@ -25,6 +25,8 @@ This program is free software under the GNU General Public License
 @author Martin Landa <landa.martin gmail.com>
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import time
@@ -603,7 +605,7 @@ class CommandThread(Thread):
 
         except OSError as e:
             self.error = str(e)
-            print >> sys.stderr, e
+            print(e, file=sys.stderr)
             return 1
 
         if self.stdin:  # read stdin if requested ...

gui/wxpython/core/gconsole.py

@@ -20,6 +20,8 @@ This program is free software under the GNU General Public License
 @author Anna Kratochvilova <kratochanna gmail.com> (refactoring)
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import re
@@ -540,7 +542,7 @@ class GConsole(wx.EvtHandler):
                             GUI(parent=self._guiparent,
                                 giface=self._giface).ParseCommand(command)
                         except GException as e:
-                            print >> sys.stderr, e
+                            print(e, file=sys.stderr)
 
                         return
 
@@ -694,7 +696,7 @@ class GConsole(wx.EvtHandler):
         try:
             task = GUI(show=None).ParseCommand(event.cmd)
         except GException as e:
-            print >> sys.stderr, e
+            print(e, file=sys.stderr)
             task = None
             return
 

gui/wxpython/core/menutree.py

@@ -33,6 +33,8 @@ This program is free software under the GNU General Public License
 @author Anna Petrasova <kratochanna gmail.com>
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import copy
@@ -275,7 +277,7 @@ if __name__ == "__main__":
     elif action == 'commands':
         menudata.PrintCommands(sys.stdout)
     elif action == 'dump':
-        print menudata.model
+        print(menudata.model)
     else:
         import grass.script.core as gscore
         gscore.fatal("Unknown value for parameter action: " % action)

gui/wxpython/core/settings.py

@@ -19,6 +19,8 @@ This program is free software under the GNU General Public License
 @author Luca Delucchi <lucadeluge gmail.com> (language choice)
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import copy
@@ -46,7 +48,7 @@ class Settings:
         try:
             self.ReadSettingsFile()
         except GException as e:
-            print >> sys.stderr, e.value
+            print(e.value, file=sys.stderr)
 
         # define internal settings
         self._internalSettings()  # -> self.internalSettings
@@ -997,11 +999,12 @@ class Settings:
                     self.Append(settings, group, key, subkey, value)
                     idx += 2
         except ValueError as e:
-            print >>sys.stderr, _(
+            print(_(
                 "Error: Reading settings from file <%(file)s> failed.\n"
                 "\t\tDetails: %(detail)s\n"
                 "\t\tLine: '%(line)s'\n") % {
-                'file': filename, 'detail': e, 'line': line}
+                'file': filename, 'detail': e, 'line': line},
+                file=sys.stderr)
             fd.close()
 
         fd.close()
@@ -1134,8 +1137,8 @@ class Settings:
                     return settings[group][key][subkey]
 
         except KeyError:
-            print >> sys.stderr, "Settings: unable to get value '%s:%s:%s'\n" % (
-                group, key, subkey)
+            print("Settings: unable to get value '%s:%s:%s'\n" % (
+                group, key, subkey), file=sys.stderr)
 
     def Set(self, group, value, key=None, subkey=None, settings_type='user'):
         """Set value of key/subkey
@@ -1206,8 +1209,9 @@ class Settings:
                 if overwrite or (not overwrite and not hasValue):
                     dict[group][key][subkey[0]][subkey[1]] = value
             except TypeError:
-                print >> sys.stderr, _("Unable to parse settings '%s'") % value + \
-                    ' (' + group + ':' + key + ':' + subkey[0] + ':' + subkey[1] + ')'
+                print(_("Unable to parse settings '%s'") % value +
+                      ' (' + group + ':' + key + ':' + subkey[0] +
+                      ':' + subkey[1] + ')', file=sys.stderr)
         else:
             if subkey not in dict[group][key]:
                 hasValue = False
@@ -1216,8 +1220,9 @@ class Settings:
                 if overwrite or (not overwrite and not hasValue):
                     dict[group][key][subkey] = value
             except TypeError:
-                print >> sys.stderr, _("Unable to parse settings '%s'") % value + \
-                    ' (' + group + ':' + key + ':' + subkey + ')'
+                print(_("Unable to parse settings '%s'") % value +
+                      ' (' + group + ':' + key + ':' + subkey + ')',
+                      file=sys.stderr)
 
     def GetDefaultSettings(self):
         """Get default user settings"""

gui/wxpython/core/toolboxes.py

@@ -12,6 +12,8 @@ This program is free software under the GNU General Public License
 @author Anna Petrasova <kratochanna gmail.com>
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import copy
@@ -865,10 +867,10 @@ def module_test():
             sys.stdout.write(line)
             someDiff = True
     if someDiff:
-        print "Difference between files."
+        print("Difference between files.")
         return 1
     else:
-        print "OK"
+        print("OK")
         return 0
 
 
@@ -876,8 +878,8 @@ def validate_file(filename):
     try:
         etree.parse(filename)
     except ETREE_EXCEPTIONS as error:
-        print "XML file <{name}> is not well formed: {error}".format(
-            name=filename, error=error)
+        print("XML file <{name}> is not well formed: {error}".format(
+            name=filename, error=error))
         return 1
     return 0
 

gui/wxpython/dbmgr/sqlbuilder.py

@@ -24,6 +24,8 @@ This program is free software under the GNU General Public License
 @author Refactoring, SQLBUilderUpdate by Stepan Turek <stepan.turek seznam.cz> (GSoC 2012, mentor: Martin Landa)
 """
 
+from __future__ import print_function
+
 import os
 import sys
 
@@ -837,7 +839,7 @@ class SQLBuilderUpdate(SQLBuilder):
 
 if __name__ == "__main__":
     if len(sys.argv) not in [3, 4]:
-        print >>sys.stderr, __doc__
+        print(__doc__, file=sys.stderr)
         sys.exit()
 
     if len(sys.argv) == 3:
@@ -850,7 +852,7 @@ if __name__ == "__main__":
     elif sys.argv[1] == 'update':
         sqlBuilder = SQLBuilderUpdate
     else:
-        print >>sys.stderr, __doc__
+        print(__doc__, file=sys.stderr)
         sys.exit()
 
     app = wx.App(0)

gui/wxpython/gcp/manager.py

@@ -26,6 +26,8 @@ This program is free software under the GNU General Public License
 @author Support for GraphicsSet added by Stepan Turek <stepan.turek seznam.cz> (2012)
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import shutil
@@ -588,8 +590,8 @@ class GroupPage(TitledPage):
 
     def OnMkGroup(self, event):
         """Create new group in source location/mapset"""
-	if self.xygroup == '':
-	    self.xygroup = self.cb_group.GetValue()
+        if self.xygroup == '':
+            self.xygroup = self.cb_group.GetValue()
         dlg = GroupDialog(parent=self, defaultGroup=self.xygroup)
         dlg.DisableSubgroupEdit()
         dlg.ShowModal()
@@ -605,9 +607,9 @@ class GroupPage(TitledPage):
 
     def OnVGroup(self, event):
         """Add vector maps to group"""
-	
-	if self.xygroup == '':
-	    self.xygroup = self.cb_group.GetValue()
+
+        if self.xygroup == '':
+            self.xygroup = self.cb_group.GetValue()
 
         dlg = VectGroup(parent=self,
                         id=wx.ID_ANY,
@@ -814,7 +816,7 @@ class DispMapPage(TitledPage):
                 p = RunCommand('g.region', 'vector=src_map')
 
             if p.returncode == 0:
-                print 'returncode = ', str(p.returncode)
+                print('returncode = ', str(p.returncode))
                 self.parent.Map.region = self.parent.Map.GetRegion()
         except:
             pass
@@ -1610,7 +1612,7 @@ class GCP(MapFrame, ColumnSorterMixin):
 
             # provide feedback on failure
             if ret != 0:
-                print >> sys.stderr, msg
+                print(msg, file=sys.stderr)
 
         elif maptype == 'vector':
             # loop through all vectors in VREF
@@ -1654,7 +1656,7 @@ class GCP(MapFrame, ColumnSorterMixin):
 
                 # provide feedback on failure
                 if ret != 0:
-                    print >> sys.stderr, msg
+                    print(msg, file=sys.stderr)
 
         self.grwiz.SwitchEnv('target')
 
@@ -1668,7 +1670,7 @@ class GCP(MapFrame, ColumnSorterMixin):
 
         if returncode == 0:
             self.VectGRList.append(self.outname)
-            print '*****vector list = ' + str(self.VectGRList)
+            print('*****vector list = ' + str(self.VectGRList))
         else:
             self._giface.WriteError(
                 _('Georectification of vector map <%s> failed') %
@@ -2466,10 +2468,10 @@ class VectGroup(wx.Dialog):
                 '@' +
                 self.xymapset)
 
-	dirname = os.path.dirname(self.vgrpfile)
-	
-	if not os.path.exists(dirname):
-	    os.makedirs(dirname)
+        dirname = os.path.dirname(self.vgrpfile)
+
+        if not os.path.exists(dirname):
+            os.makedirs(dirname)
 
         f = open(self.vgrpfile, mode='w')
         try:

gui/wxpython/gui_core/gselect.py

@@ -40,6 +40,8 @@ This program is free software under the GNU General Public License
 @author Matej Krejci <matejkrejci gmail.com> (VectorCategorySelect)
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import glob
@@ -66,8 +68,9 @@ from grass.exceptions import CalledModuleError
 try:
     from grass.pygrass import messages
 except ImportError as e:
-    print >> sys.stderr, _("Unable to import pyGRASS: %s\n"
-                           "Some functionality will be not accessible") % e
+    print(_("Unable to import pyGRASS: %s\n"
+            "Some functionality will be not accessible") % e,
+          file=sys.stderr)
 
 from gui_core.widgets import ManageSettingsWidget, CoordinatesValidator
 

gui/wxpython/gui_core/treeview.py

@@ -14,6 +14,8 @@ This program is free software under the GNU General Public License
 @author Anna Petrasova <kratochanna gmail.com>
 """
 
+from __future__ import print_function
+
 import os
 
 import wx
@@ -261,11 +263,11 @@ class TreeFrame(wx.Frame):
         szr.SetSizeHints(self)
 
     def OnSelChanged(self):
-        print 'selected items: ' + \
-              str([node.label for node in self.tree.GetSelected()])
+        print('selected items: ' + \
+              str([node.label for node in self.tree.GetSelected()]))
 
     def OnItemActivated(self, node):
-        print 'activated: ' + node.label
+        print('activated: ' + node.label)
 
 
 def main():

gui/wxpython/iclass/toolbars.py

@@ -18,6 +18,8 @@ for details.
 @author Anna Kratochvilova <kratochanna gmail.com>
 """
 
+from __future__ import print_function
+
 import wx
 
 from core.utils import _
@@ -193,7 +195,7 @@ class IClassToolbar(BaseToolbar):
                                      ))
 
     def OnMotion(self, event):
-        print self.choice.GetStringSelection()
+        print(self.choice.GetStringSelection())
 
     def OnSelectCategory(self, event):
         idx = self.choice.GetSelection()

gui/wxpython/image2target/ii2t_manager.py

@@ -31,6 +31,8 @@ This program is free software under the GNU General Public License
 #TODO: i.ortho.transform looks for REF_POINTS/CONTROL_POINTS and not POINTS 
 #TODO: CHECK CONTROL_POINTS format and create it for i.ortho.transform to use.
 
+from __future__ import print_function
+
 import os
 import sys
 import shutil
@@ -837,7 +839,7 @@ class DispMapPage(TitledPage):
                 p = RunCommand('g.region', 'vector=src_map')
 
             if p.returncode == 0:
-                print 'returncode = ', str(p.returncode)
+                print('returncode = ', str(p.returncode))
                 self.parent.Map.region = self.parent.Map.GetRegion()
         except:
             pass
@@ -1676,7 +1678,7 @@ class GCP(MapFrame, ColumnSorterMixin):
 
             # provide feedback on failure
             if ret != 0:
-                print >> sys.stderr, msg
+                print(msg, file=sys.stderr)
 
         elif maptype == 'vector':
             # loop through all vectors in VREF
@@ -1720,7 +1722,7 @@ class GCP(MapFrame, ColumnSorterMixin):
 
                 # provide feedback on failure
                 if ret != 0:
-                    print >> sys.stderr, msg
+                    print(msg, file=sys.stderr)
 
         self.grwiz.SwitchEnv('target')
 
@@ -1734,7 +1736,8 @@ class GCP(MapFrame, ColumnSorterMixin):
 
         if returncode == 0:
             self.VectGRList.append(self.outname)
-            print '*****vector list = ' + str(self.VectGRList)
+            print('*****vector list = ' + str(self.VectGRList),
+                  file=sys.stderr)
         else:
             self._giface.WriteError(
                 _('Georectification of vector map <%s> failed') %

gui/wxpython/iscatt/frame.py

@@ -17,6 +17,9 @@ This program is free software under the GNU General Public License
 
 @author Stepan Turek <stepan.turek seznam.cz> (mentor: Martin Landa)
 """
+
+from __future__ import print_function
+
 import os
 import sys
 
@@ -333,8 +336,8 @@ class ScatterPlotsPanel(scrolled.ScrolledPanel):
 
     def OnClose(self, event):
         """Close dialog"""
-        # TODO
-        print "closed"
+        # TODO: why todo here, why print? just delete?
+        print("closed")
         self.scatt_mgr.CleanUp()
         self.Destroy()
 

gui/wxpython/lmgr/giface.py

@@ -15,6 +15,8 @@ This program is free software under the GNU General Public License
 @author Vaclav Petras <wenzeslaus gmail.com>
 """
 
+from __future__ import print_function
+
 import os
 
 from grass.pydispatch.signal import Signal
@@ -139,8 +141,8 @@ class LayerList(object):
         Avoid using this method, it might be removed in the future.
         """
         if key == 'name':
-            print "giface.GetLayerByData(): Do not with use key='name',"
-            " use GetLayersByName instead."
+            print("giface.GetLayerByData(): Do not with use key='name',"
+                  " use GetLayersByName instead.")
         item = self._tree.FindItemByData(key=key, value=value)
         if item is None:
             return None

gui/wxpython/lmgr/pyshell.py

@@ -18,6 +18,8 @@ This program is free software under the GNU General Public License
 @author Martin Landa <landa.martin gmail.com>
 """
 
+from __future__ import print_function
+
 import sys
 
 import wx
@@ -65,7 +67,7 @@ class PyShellWindow(wx.Panel):
         self._layout()
 
     def _displayhook(self, value):
-        print value  # do not modify __builtin__._
+        print(value)  # do not modify __builtin__._
 
     def _layout(self):
         sizer = wx.BoxSizer(wx.VERTICAL)

gui/wxpython/mapdisp/main.py

@@ -26,6 +26,8 @@ This program is free software under the GNU General Public License
 @author Anna Kratochvilova <kratochanna gmail.com> (MapFrameBase)
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import time
@@ -480,11 +482,11 @@ class DMonFrame(MapFrame):
         width, height = self.MapWindow.GetClientSize()
         for line in fileinput.input(monFile['env'], inplace=True):
             if 'GRASS_RENDER_WIDTH' in line:
-                print 'GRASS_RENDER_WIDTH={0}'.format(width)
+                print('GRASS_RENDER_WIDTH={0}'.format(width))
             elif 'GRASS_RENDER_HEIGHT' in line:
-                print 'GRASS_RENDER_HEIGHT={0}'.format(height)
+                print('GRASS_RENDER_HEIGHT={0}'.format(height))
             else:
-                print line.rstrip('\n')
+                print(line.rstrip('\n'))
 
 
 class MapApp(wx.App):
@@ -587,7 +589,7 @@ class MapApp(wx.App):
 
 if __name__ == "__main__":
     if len(sys.argv) != 6:
-        print __doc__
+        print(__doc__)
         sys.exit(0)
 
     # set command variable

gui/wxpython/mapwin/buffered.py

@@ -21,6 +21,8 @@ This program is free software under the GNU General Public License
 @author Vaclav Petras <wenzeslaus gmail.com> (refactoring)
 """
 
+from __future__ import print_function
+
 import os
 import time
 import math
@@ -589,7 +591,7 @@ class BufferedMapWindow(MapWindowBase, Window):
                     gcdc = wx.GCDC(dc)
                     self.pdcVector.DrawToDCClipped(gcdc, rgn)
                 except NotImplementedError as e:
-                    print >> sys.stderr, e
+                    print(e, file=sys.stderr)
                     self.pdcVector.DrawToDCClipped(dc, rgn)
 
             self.bufferLast = None
@@ -604,7 +606,7 @@ class BufferedMapWindow(MapWindowBase, Window):
                         gcdc = wx.GCDC(dc)
                         self.pdcVector.DrawToDC(gcdc)
                     except NotImplementedError as e:
-                        print >> sys.stderr, e
+                        print(e, file=sys.stderr)
                         self.pdcVector.DrawToDC(dc)
 
                 # store buffered image
@@ -621,7 +623,7 @@ class BufferedMapWindow(MapWindowBase, Window):
             gcdc = wx.GCDC(dc)
             self.pdcTransparent.DrawToDC(gcdc)
         except NotImplementedError as e:
-            print >> sys.stderr, e
+            print(e, file=sys.stderr)
             self.pdcTransparent.DrawToDC(dc)
 
         # draw temporary object on the foreground

gui/wxpython/nviz/wxnviz.py

@@ -22,6 +22,8 @@ This program is free software under the GNU General Public License
 @author Anna Kratochvilova <KratochAnna seznam.cz> (Google SoC 2011)
 """
 
+from __future__ import print_function
+
 import sys
 import locale
 import struct
@@ -35,7 +37,7 @@ except ImportError:
         "standard Python distribution). See the Numeric Python site "
         "(http://numpy.scipy.org) for information on downloading source or "
         "binaries.")
-    print >> sys.stderr, "wxnviz.py: " + msg
+    print("wxnviz.py: " + msg, file=sys.stderr)
 
 import wx
 
@@ -65,7 +67,7 @@ def print_error(msg, type):
     if log:
         log.write(msg)
     else:
-        print msg
+        print(msg)
 
     return 0
 
@@ -78,7 +80,7 @@ def print_progress(value):
             progress.SetRange(100)
         progress.SetValue(value)
     else:
-        print value
+        print(value)
 
     return 0
 

gui/wxpython/photo2image/ip2i_manager.py

@@ -24,6 +24,8 @@ This program is free software under the GNU General Public License
 @author Yann modified: graphical replacement of i.photo.2image (was in v6 using Vask lib)
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import shutil
@@ -162,7 +164,7 @@ class GCPWizard(object):
             p = RunCommand('g.region', 'raster='+self.src_map)
 
             if p.returncode == 0:
-                print 'returncode = ', str(p.returncode)
+                print('returncode = ', str(p.returncode))
                 self.Map.region = self.Map.GetRegion()
         except:
             pass
@@ -1035,9 +1037,9 @@ class GCP(MapFrame, ColumnSorterMixin):
 
             # provide feedback on failure
             if ret != 0:
-                print >> sys.stderr, 'ip2i: Error in i.rectify'
-                print >> sys.stderr, self.grwiz.src_map
-                print >> sys.stderr, msg
+                print('ip2i: Error in i.rectify', file=sys.stderr)
+                print(self.grwiz.src_map, file=sys.stderr)
+                print(msg, file=sys.stderr)
 
             busy = wx.BusyInfo(message=_("Writing output image to group, please wait..."),
                                parent=self)
@@ -1053,10 +1055,10 @@ class GCP(MapFrame, ColumnSorterMixin):
             busy.Destroy()
 
             if ret1 != 0:
-                print >> sys.stderr, 'ip2i: Error in i.group'
-                print >> sys.stderr, self.grwiz.src_map.split('@')[0]
-                print >> sys.stderr, self.extension
-                print >> sys.stderr, msg1
+                print('ip2i: Error in i.group', file=sys.stderr)
+                print(self.grwiz.src_map.split('@')[0], file=sys.stderr)
+                print(self.extension, file=sys.stderr)
+                print(msg1, file=sys.stderr)
 
         self.grwiz.SwitchEnv('target')
 

gui/wxpython/tools/build_modules_xml.py

@@ -12,6 +12,8 @@ This program is free software under the GNU General Public License
 @author Anna Petrasova <kratochanna gmail.com>
 """
 
+from __future__ import print_function
+
 import sys
 from datetime import datetime
 
@@ -120,17 +122,17 @@ def doc_test():
 def module_test():
     grass_commands = gcore.get_commands()[0]
     if not 'g.region' in grass_commands:
-        print "No g.region"
+        print("No g.region")
         return 1
     if not 'm.proj' in grass_commands:
-        print "No m.proj"
+        print("No m.proj")
         return 1
     if not 't.rast.univar' in grass_commands:
-        print "No t.rast.univar"
+        print("No t.rast.univar")
         return 1
-    print get_module_metadata('g.region')
-    print get_module_metadata('m.proj')
-    print get_module_metadata('t.rast.univar')
+    print(get_module_metadata('g.region'))
+    print(get_module_metadata('m.proj'))
+    print(get_module_metadata('t.rast.univar'))
 
 
 def main():

gui/wxpython/tools/update_menudata.py

@@ -19,6 +19,8 @@ Usage: python support/update_menudata.py [-d]
 @author Martin Landa <landa.martin gmail.com>
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import tempfile
@@ -120,7 +122,9 @@ def writeData(data, file=None):
     try:
         data.tree.write(file)
     except IOError:
-        print >> sys.stderr, "'%s' not found. Please run the script from 'gui/wxpython'." % file
+        print("'%s' not found."
+              " Please run the script from 'gui/wxpython'." % file,
+              file=sys.stderr)
         return
 
     try:
@@ -130,7 +134,8 @@ def writeData(data, file=None):
         finally:
             f.close()
     except IOError:
-        print >> sys.stderr, "ERROR: Unable to write to menudata file."
+        print("ERROR: Unable to write to menudata file.",
+              file=sys.stderr)
 
 
 def main(argv=None):
@@ -143,7 +148,7 @@ def main(argv=None):
         printDiff = False
 
     if len(argv) > 1 and argv[1] == '-h':
-        print >> sys.stderr, __doc__
+        print(sys.stderr, __doc__, file=sys.stderr)
         return 1
 
     nuldev = file(os.devnull, 'w+')

gui/wxpython/vdigit/wxdisplay.py

@@ -17,6 +17,8 @@ This program is free software under the GNU General Public License
 @author Martin Landa <landa.martin gmail.com>
 """
 
+from __future__ import print_function
+
 import locale
 
 import wx
@@ -43,7 +45,7 @@ def print_error(msg, type):
     if log:
         log.write(msg + os.linesep)
     else:
-        print msg
+        print(msg)
     global last_error
     last_error += ' ' + msg
 

gui/wxpython/wxgui.py

@@ -17,6 +17,8 @@ This program is free software under the GNU General Public License
 @author Vaclav Petras <wenzeslaus gmail.com> (menu customization)
 """
 
+from __future__ import print_function
+
 import os
 import sys
 import getopt
@@ -108,10 +110,10 @@ class GMApp(wx.App):
 
 def printHelp():
     """ Print program help"""
-    print >> sys.stderr, "Usage:"
-    print >> sys.stderr, " python wxgui.py [options]"
-    print >> sys.stderr, "%sOptions:" % os.linesep
-    print >> sys.stderr, " -w\t--workspace file\tWorkspace file to load"
+    print("Usage:", file=sys.stderr)
+    print(" python wxgui.py [options]", file=sys.stderr)
+    print("%sOptions:" % os.linesep, file=sys.stderr)
+    print(" -w\t--workspace file\tWorkspace file to load", file=sys.stderr)
     sys.exit(1)
 
 
@@ -146,8 +148,8 @@ def main(argv=None):
         except getopt.error as msg:
             raise Usage(msg)
     except Usage as err:
-        print >> sys.stderr, err.msg
-        print >> sys.stderr, "for help use --help"
+        print(err.msg, file=sys.stderr)
+        print(sys.stderr, "for help use --help", file=sys.stderr)
         printHelp()
 
     workspaceFile = process_opt(opts, args)