Port requestbackport to Python 3

requestbackport

@@ -1,4 +1,4 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 #
 # Copyright (C) 2011, Stefano Rivera <stefanor@ubuntu.com>
 #
@@ -123,7 +123,7 @@ def find_rdepends(releases, published_binaries):
                 except RDependsException:
                     # Not published? TODO: Check
                     continue
-                for relationship, rdeps in raw_rdeps.iteritems():
+                for relationship, rdeps in raw_rdeps.items():
                     for rdep in rdeps:
                         # Ignore circular deps:
                         if rdep['Package'] in published_binaries:
@@ -134,14 +134,14 @@ def find_rdepends(releases, published_binaries):
                         intermediate[binpkg][rdep['Package']].append((release, relationship))
 
     output = []
-    for binpkg, rdeps in intermediate.iteritems():
+    for binpkg, rdeps in intermediate.items():
         output += ['', binpkg, '-' * len(binpkg)]
-        for pkg, appearences in rdeps.iteritems():
+        for pkg, appearences in rdeps.items():
             output += ['* %s' % pkg]
             for release, relationship in appearences:
                 output += ['  [ ] %s (%s)' % (release, relationship)]
 
-    found_any = sum(len(rdeps) for rdeps in intermediate.itervalues())
+    found_any = sum(len(rdeps) for rdeps in intermediate.values())
     if found_any:
         output = [
             "Reverse dependencies:",
@@ -168,7 +168,7 @@ def locate_package(package, distribution):
         try:
             package_spph = archive.getSourcePackage(package, distribution)
             return package_spph
-        except PackageNotFoundException, e:
+        except PackageNotFoundException as e:
             if pass_ == 'binary':
                 Logger.error(str(e))
                 sys.exit(1)
@@ -292,7 +292,7 @@ def main():
     try:
         destinations = determine_destinations(options.source,
                                               options.destination)
-    except DestinationException, e:
+    except DestinationException as e:
         Logger.error(str(e))
         sys.exit(1)
 

setup.py

@@ -33,6 +33,7 @@ if sys.version_info[0] >= 3:
         'pull-lp-source',
         'pull-revu-source',
         'pull-uca-source',
+        'requestbackport',
         'reverse-build-depends',
         'setup-packaging-environment',
     ]
@@ -46,7 +47,6 @@ else:
     scripts = [
         'import-bug-from-debian',
         'merge-changelog',
-        'requestbackport',
         'requestsync',
         'reverse-depends',
         'seeded-in-ubuntu',

ubuntutools/question.py

@@ -18,6 +18,7 @@
 
 from __future__ import print_function
 
+import codecs
 import tempfile
 import os
 import re
@@ -27,6 +28,7 @@ import ubuntutools.subprocess
 
 if sys.version_info[0] < 3:
     input = raw_input  # noqa, pylint: disable=undefined-variable
+    open = codecs.open
 
 
 class Question(object):
@@ -133,7 +135,7 @@ class EditFile(object):
     def edit(self, optional=False):
         if optional:
             print("\n\nCurrently the %s looks like:" % self.description)
-            with open(self.filename, 'r') as f:
+            with open(self.filename, 'r', encoding='utf-8') as f:
                 print(f.read())
             if YesNoQuestion().ask("Edit", "no") == "no":
                 return
@@ -146,7 +148,7 @@ class EditFile(object):
             modified = old_mtime != os.stat(self.filename).st_mtime
             placeholders_present = False
             if self.placeholders:
-                with open(self.filename, 'r') as f:
+                with open(self.filename, 'r', encoding='utf-8') as f:
                     for line in f:
                         for placeholder in self.placeholders:
                             if placeholder.search(line.strip()):
@@ -188,8 +190,8 @@ class EditBugReport(EditFile):
                                             placeholders)
 
     def check_edit(self):
-        with open(self.filename, 'r') as f:
-            report = f.read().decode('utf-8')
+        with open(self.filename, 'r', encoding='utf-8') as f:
+            report = f.read()
 
         if self.split_re.match(report) is None:
             print("The %s doesn't start with 'Summary:' and 'Description:' "
@@ -199,8 +201,8 @@ class EditBugReport(EditFile):
         return True
 
     def get_report(self):
-        with open(self.filename, 'r') as f:
-            report = f.read().decode('utf-8')
+        with open(self.filename, 'r', encoding='utf-8') as f:
+            report = f.read()
 
         match = self.split_re.match(report)
         title = match.group(1).replace(u'\n', u' ')