path: root/swift-python3.patch

diff --git a/3rdParty/LibIDN/SConscript b/3rdParty/LibIDN/SConscript
index 90892b0f8..c99aff8ba 100644
--- a/3rdParty/LibIDN/SConscript
+++ b/3rdParty/LibIDN/SConscript
@@ -40,13 +40,13 @@ if env.get("LIBIDN_BUNDLED", False) :
             if conf.CheckFunc("stricmp") :
                 myenv.Append(CPPDEFINES = [("strcasecmp", "stricmp")])
             else :
-                print "Error: Cannot find strcasecmp() or stricmp()"
+                print("Error: Cannot find strcasecmp() or stricmp()")
                 Exit(1)
         if not conf.CheckFunc('strncasecmp') :
             if conf.CheckFunc("strnicmp") :
                 myenv.Append(CPPDEFINES = [("strncasecmp", "strnicmp")])
             else :
-                print "Error: Cannot find strncasecmp() or strnicmp()"
+                print("Error: Cannot find strncasecmp() or strnicmp()")
                 Exit(1)
         conf.Finish()
 
diff --git a/BuildTools/CheckHeaders.py b/BuildTools/CheckHeaders.py
index 79ff85c12..752d2573f 100755
--- a/BuildTools/CheckHeaders.py
+++ b/BuildTools/CheckHeaders.py
@@ -36,7 +36,7 @@ for line in file.readlines() :
         continue
     for forbiddenInclude, ignores in FORBIDDEN_INCLUDES :
         if forbiddenInclude in line and len([x for x in ignores if x in filename]) == 0 :
-            print "Found " + forbiddenInclude + " include in " + filename
+            print("Found " + forbiddenInclude + " include in " + filename)
             foundBadHeaders = True
 
 sys.exit(foundBadHeaders)
diff --git a/BuildTools/CheckTranslations.py b/BuildTools/CheckTranslations.py
index 615f81f1e..0617fbac0 100755
--- a/BuildTools/CheckTranslations.py
+++ b/BuildTools/CheckTranslations.py
@@ -41,10 +41,10 @@ for filename in os.listdir("Swift/Translations") :
             translationText = getText(translation.childNodes)
             translationPlaceholders = set(re.findall("%\d+%?", translationText))
             if translationPlaceholders != sourcePlaceholders :
-                print "[Error] " + filename + ": Placeholder mismatch in translation '" + sourceText + "'"
+                print("[Error] " + filename + ": Placeholder mismatch in translation '" + sourceText + "'")
         if not finished :
-                print "[Warning] " + filename + ": Unfinished"
+                print("[Warning] " + filename + ": Unfinished")
         if language not in desktop_generic_names and language != "en" :
-                print "[Warning] GenericName field missing in desktop entry for " + language
+                print("[Warning] GenericName field missing in desktop entry for " + language)
         if language not in desktop_comments and language != "en" :
-                print "[Warning] Comment field missing in desktop entry for " + language
+                print("[Warning] Comment field missing in desktop entry for " + language)
diff --git a/BuildTools/Copyright/find-contribs.py b/BuildTools/Copyright/find-contribs.py
index ac30afb2b..799ae7b45 100755
--- a/BuildTools/Copyright/find-contribs.py
+++ b/BuildTools/Copyright/find-contribs.py
@@ -46,12 +46,12 @@ def print_log(full_log):
 
 full_swiften_log = subprocess.check_output(["git", "log", "--", "Swiften"])
 
-print "Contributors for Swiften/ subtree:\n"
+print("Contributors for Swiften/ subtree:\n")
 print_log(full_swiften_log)
 
 full_all_log = subprocess.check_output(["git", "log"])
 
-print "\n\n\n\n"
+print("\n\n\n\n")
 
-print "Contributors for full tree:\n"
+print("Contributors for full tree:\n")
 print_log(full_all_log)
diff --git a/BuildTools/Copyrighter.py b/BuildTools/Copyrighter.py
index a16050cb1..cfde98f62 100755
--- a/BuildTools/Copyrighter.py
+++ b/BuildTools/Copyrighter.py
@@ -122,14 +122,14 @@ def check_copyright(filename, hints) :
                     return True
                 else :
                     if hints :
-                        print "Copyright block for " + copyrightSetting.author + " does not cover current year in: " + filename
+                        print("Copyright block for " + copyrightSetting.author + " does not cover current year in: " + filename)
                     return False
         if hints :
-            print "Missing copyright block for " + copyrightSetting.author + " in: " + filename
+            print("Missing copyright block for " + copyrightSetting.author + " in: " + filename)
         return False
     else :
         if hints :
-            print "No copyright found in: " + filename
+            print("No copyright found in: " + filename)
         return False
 
 def replace_data_in_file(filename, begin, end, replaceWith) :
@@ -140,7 +140,7 @@ def replace_data_in_file(filename, begin, end, replaceWith) :
 
 def set_or_update_copyright(filename) :
     if check_copyright(filename, False) :
-        print "No update required for file: " + filename
+        print("No update required for file: " + filename)
     else :
         copyrightBlocks = parse_file_new(filename)
         username, email = get_userinfo()
@@ -161,7 +161,7 @@ def set_or_update_copyright(filename) :
         replace_data_in_file(filename, lastBlock+1, lastBlock+1, "\n" + str(copyrightSetting))
 
 def print_help() :
-    print """Usage:
+    print("""Usage:
     Copyrighter.py check-copyright $filename
         Cheks for the existence of a copyright comment block.
 
@@ -172,7 +172,7 @@ def print_help() :
         A users license configuration can be set via the SWIFT_LICENSE_CONFIG environment variable 
         in the format "$copyright holder|$license", e.g. "Jane Doe|mit". Possible values for 
         $license are default, mit and gpl.
-    """
+    """)
 
 if sys.argv[1] == "check-copyright" :
     file = sys.argv[2]
@@ -183,6 +183,6 @@ elif sys.argv[1] == "set-copyright" :
     file = sys.argv[2]
     set_or_update_copyright(file)
 else :
-    print "Unknown command: " + sys.argv[1]
+    print("Unknown command: " + sys.argv[1])
     print_help()
     sys.exit(-1)
diff --git a/BuildTools/CrashReportAnalysis/WindowsMinidumpAnalyse.py b/BuildTools/CrashReportAnalysis/WindowsMinidumpAnalyse.py
index dada92095..92f9b28f1 100644
--- a/BuildTools/CrashReportAnalysis/WindowsMinidumpAnalyse.py
+++ b/BuildTools/CrashReportAnalysis/WindowsMinidumpAnalyse.py
@@ -19,11 +19,11 @@ import time
 
 swiftWindowBuildsPathPrefix = os.getenv("SWIFT_DIST")
 if swiftWindowBuildsPathPrefix == None :
-    print "Please set the SWIFT_DIST environment variable to a location containing msi and pdb.gz files."
+    print("Please set the SWIFT_DIST environment variable to a location containing msi and pdb.gz files.")
     sys.exit(1)
 
 if len(sys.argv) != 3:
-    print "Usage: python WindowsMinidumpAnalyse.py VERSION MINIDUMP_FILE"
+    print("Usage: python WindowsMinidumpAnalyse.py VERSION MINIDUMP_FILE")
     sys.exit(1)
 
 version = sys.argv[1]
@@ -93,7 +93,7 @@ def printHumanReadableReport():
 try:
     shutil.rmtree(working_folder)
 except:
-    print ""
+    print("")
 
 # clone local git repository into dedicated directory
 call(["git", "clone",  ".", working_folder], shell=True)
@@ -120,7 +120,7 @@ assert(len(commit) > 0)
 if not os.path.exists(symbol_cache_path):
     os.makedirs(symbol_cache_path)
 
-#print "Checking out commit {0}.".format(commit)
+#print("Checking out commit {0}.".format(commit))
 call(["git", "-C", working_folder, "checkout", commit])
 
 os.chdir(working_folder)
diff --git a/BuildTools/DocBook/SCons/XSLT.py b/BuildTools/DocBook/SCons/XSLT.py
index 38e36c533..6a40b62a8 100644
--- a/BuildTools/DocBook/SCons/XSLT.py
+++ b/BuildTools/DocBook/SCons/XSLT.py
@@ -8,7 +8,7 @@ import xml.dom.minidom, os, os.path
 def generate(env) :
     def generate_actions(source, target, env, for_signature) :
         if not env.has_key("XSLTSTYLESHEET") :
-            raise SCons.Errors.UserError, "The XSLTSTYLESHEET construction variable must be defined"
+            raise SCons.Errors.UserError("The XSLTSTYLESHEET construction variable must be defined")
 
         # Process the XML catalog files
         # FIXME: It's probably not clean to do an ENV assignment globally
diff --git a/BuildTools/FixIncludes.py b/BuildTools/FixIncludes.py
index 898494473..e53246455 100755
--- a/BuildTools/FixIncludes.py
+++ b/BuildTools/FixIncludes.py
@@ -153,12 +153,12 @@ for line in content[headerStart:headerEnd]:
             headerGroups[headerType] = [line]
 
 if containsComplexPreprocessorDirectives:
-    print "Cannot format headers containing preprocessor #if, #pragma, #define or #undef statements!"
+    print("Cannot format headers containing preprocessor #if, #pragma, #define or #undef statements!")
     exit(1)
 
 if filename_base.endswith(".h"):
     if not HeaderType.PRAGMA_ONCE in headerGroups:
-        print "Missing #pragma once!"
+        print("Missing #pragma once!")
         exit(2)
     cleanHeaderFile(content, headerStart, headerEnd, headerGroups)
 elif filename_base.endswith(".cpp") or filename_base.endswith(".mm"):
diff --git a/BuildTools/GetBuildVersion.py b/BuildTools/GetBuildVersion.py
index 70fdc5ce5..be7cc03e6 100755
--- a/BuildTools/GetBuildVersion.py
+++ b/BuildTools/GetBuildVersion.py
@@ -16,6 +16,6 @@ if only_major :
     if version_match :
         print version_match.group(1)
     else :
-        print "0"
+        print("0")
 else :
     print Version.getBuildVersion(os.path.dirname(sys.argv[0]) + "/..", sys.argv[1])
diff --git a/BuildTools/Gource/GetGravatars.py b/BuildTools/Gource/GetGravatars.py
index d1f40a4d6..17198aa13 100755
--- a/BuildTools/Gource/GetGravatars.py
+++ b/BuildTools/Gource/GetGravatars.py
@@ -5,7 +5,7 @@ import subprocess, os, sys, hashlib, urllib
 GRAVATAR_URL = "http://www.gravatar.com/avatar/%(id)s?d=404"
 
 if len(sys.argv) != 2 :
-    print "Usage: " + sys.argv[0] + " <output-dir>"
+    print("Usage: " + sys.argv[0] + " <output-dir>")
     sys.exit(-1)
 
 output_dir = sys.argv[1]
@@ -18,32 +18,32 @@ for line in p.stdout.readlines() :
     authors[author_components[0]] = author_components[1]
 p.stdin.close()
 if p.wait() != 0 :
-    print "Error"
+    print("Error")
     sys.exit(-1)
 
 # Get & save the avatars
 if not os.path.isdir(output_dir) :
     os.makedirs(output_dir)
 for email, name in authors.items() :
-    print "Processing avatar for " + name + " <" + email + ">"
+    print("Processing avatar for " + name + " <" + email + ">")
     filename = os.path.join(output_dir, name + ".png")
     if os.path.isfile(filename) :
-        print "-> Already there. Skipping."
+        print("-> Already there. Skipping.")
         continue
 
     m = hashlib.md5()
     m.update(email)
     url = GRAVATAR_URL % {"id" : m.hexdigest()}
-    print "- Downloading " + url
+    print("- Downloading " + url)
     f = urllib.urlopen(url)
     input = None
     if f.getcode() == 200 :
         input = f.read()
     f.close()
     if input :
-        print "- Saving file " + filename
+        print("- Saving file " + filename)
         f = open(filename, "w")
         f.write(input)
         f.close()
     else :
-        print "- No Gravatar found"
+        print("- No Gravatar found")
diff --git a/BuildTools/SCons/SConstruct b/BuildTools/SCons/SConstruct
index 6d63d5bcf..e40bfb855 100644
--- a/BuildTools/SCons/SConstruct
+++ b/BuildTools/SCons/SConstruct
@@ -7,9 +7,9 @@ root = Dir("../..").abspath
 
 # Override SConscript to handle tests
 oldSConscript = SConscript
-def SConscript(*arguments, **keywords) :
-    if not keywords.get("test_only", False) or env["TEST"] :
-        return apply(oldSConscript, arguments, keywords)
+def SConscript(*args, **kwargs) :
+    if not kwargs.get("test_only", False) or env["TEST"] :
+        return oldSConscript(*args, **kwargs)
 env.SConscript = SConscript
 
 ################################################################################
@@ -142,11 +142,11 @@ conf = Configure(conf_env, custom_tests = {
     })
 
 if not conf.CheckCXX() or not conf.CheckCC() :
-    print "Error: You need a working compiler"
+    print("Error: You need a working compiler")
     Exit(1)
 
 if not conf.CheckCpp11Support() :
-    print "Error: You need a compiler with support for the C++11 standard"
+    print("Error: You need a compiler with support for the C++11 standard")
     Exit(1)
 
 
@@ -170,7 +170,7 @@ if (not zlib_okay) and conf.CheckLib("z") :
 if zlib_okay :
     env["ZLIB_FLAGS"] = zlib_flags
 elif not env.get("zlib_bundled_enable", True) :
-    print "Error: Zlib not found and zlib_bundled_enable is false"
+    print("Error: Zlib not found and zlib_bundled_enable is false")
     Exit(1)
 else :
     env["ZLIB_BUNDLED"] = True
@@ -238,7 +238,7 @@ if not env.get("boost_force_bundled") and allLibsPresent :
         # FIXME: Remove this workaround when UUID is available in most distros
         env["BOOST_BUNDLED_UUID_ONLY"] = True
 elif not env.get("boost_bundled_enable", True) :
-    print "Error: Boost not found and boost_bundled_enable is false"
+    print("Error: Boost not found and boost_bundled_enable is false")
     Exit(1)
 else :
     env["BOOST_BUNDLED"] = True
@@ -373,7 +373,7 @@ if env.get("try_expat", True) and not env.get("HAVE_LIBXML",0) :
 # Bundled expat
 bundledExpat = False
 if not env.get("HAVE_EXPAT", 0) and not env.get("HAVE_LIBXML", 0) :
-    print "Expat or LibXML not found. Using bundled Expat"
+    print("Expat or LibXML not found. Using bundled Expat")
     SConscript("#/3rdParty/Expat/SConscript")
     env["HAVE_EXPAT"] = 1
     env["EXPAT_BUNDLED"] = True
@@ -424,10 +424,10 @@ if not env.get("HAVE_ICU", False) and not env.get("HAVE_LIBIDN", False) :
         env["HAVE_LIBIDN"] = 1
         env["LIBIDN_BUNDLED"] = 1
     elif env.get("need_idn", True):
-        print "Error: ICU and LIBIDN not found, and libidn_bundled_enable is false"
+        print("Error: ICU and LIBIDN not found, and libidn_bundled_enable is false")
         Exit(1)
     else:
-        print "Proceeding without an IDN library because need_idn was false. This will break all internal binaries"
+        print("Proceeding without an IDN library because need_idn was false. This will break all internal binaries")
 
 # Unbound
 if env["unbound"] :
@@ -514,7 +514,7 @@ if not env.get("lua_force_bundled", False) and conf.CheckLibWithHeader(env["lua_
     if lua_version > 0 :
         env["LUA_FLAGS"]["LUA_VERSION"] = str(lua_version // 100) + "." + str(lua_version % 100)
     else :
-        print "Warning: Unable to determine Lua version. Not installing Lua libraries."
+        print("Warning: Unable to determine Lua version. Not installing Lua libraries.")
     env["LUA_FLAGS"].update(lua_flags)
 else :
     env["LUA_BUNDLED"] = 1
@@ -666,7 +666,7 @@ try :
 except SCons.Errors.StopError:
     env["HAVE_QT"] = False
 except Exception as e:
-    print "Info: %s" % str(e)
+    print("Info: %s" % str(e))
     env["HAVE_QT"] = False
 
 ################################################################################
@@ -688,7 +688,7 @@ try:
         if not env.GetOption("clean") and env.get("install_git_hooks", True) :
             env.Install("#/.git/hooks", Glob("#/BuildTools/Git/Hooks/*"))
 except TypeError:
-    print "You seem to be using Swift in a Git submodule. Not installing hooks."
+    print("You seem to be using Swift in a Git submodule. Not installing hooks.")
 
 
 ################################################################################
@@ -752,7 +752,7 @@ modules.append("QA")
 env["PROJECTS"] = [m for m in modules if m not in ["Documentation", "QA", "SwifTools"] and not m.startswith("3rdParty")]
 for stage in ["flags", "build"] :
     env["SCONS_STAGE"] = stage
-    SConscript(dirs = map(lambda x : root + "/" + x, modules))
+    SConscript(dirs = list(map(lambda x : root + "/" + x, modules)))
 
 # SLOCCount
 if ARGUMENTS.get("sloccount", False) :
@@ -764,9 +764,9 @@ if ARGUMENTS.get("sloccount", False) :
 # Print summary
 ################################################################################
 
-print
-print "  Build Configuration"
-print "  -------------------"
+print("")
+print("  Build Configuration")
+print("  -------------------")
 
 parsers = []
 if env.get("HAVE_LIBXML", 0):
@@ -775,14 +775,14 @@ if env.get("HAVE_EXPAT", 0):
     parsers.append("Expat")
     if env.get("EXPAT_BUNDLED", False) :
         parsers.append("(Bundled)")
-print "  Projects: " + ' '.join(env["PROJECTS"])
-print ""
-print "  XML Parsers: " + ' '.join(parsers)
+print("  Projects: " + ' '.join(env["PROJECTS"]))
+print("")
+print("  XML Parsers: " + ' '.join(parsers))
 
-print "  TLS Support: " + (env.get("HAVE_OPENSSL",0) and "OpenSSL" or env.get("HAVE_SECURETRANSPORT",0) and "Secure Transport" or env.get("HAVE_SCHANNEL", 0) and "Schannel" or "Disabled")
-print "  DNSSD Support: " + (env.get("HAVE_BONJOUR") and "Bonjour" or (env.get("HAVE_AVAHI") and "Avahi" or "Disabled"))
-print
+print("  TLS Support: " + (env.get("HAVE_OPENSSL",0) and "OpenSSL" or env.get("HAVE_SECURETRANSPORT",0) and "Secure Transport" or env.get("HAVE_SCHANNEL", 0) and "Schannel" or "Disabled"))
+print("  DNSSD Support: " + (env.get("HAVE_BONJOUR") and "Bonjour" or (env.get("HAVE_AVAHI") and "Avahi" or "Disabled")))
+print("")
 
 if not GetOption("help") and not env.get("HAVE_OPENSSL", 0) and not env.get("HAVE_SCHANNEL", 0) and not env.get("HAVE_SECURETRANSPORT", 0):
-    print "Error: A working TLS backend is required. Please check the documentation for more information."
+    print("Error: A working TLS backend is required. Please check the documentation for more information.")
     Exit(1)
diff --git a/BuildTools/SCons/Tools/AppBundle.py b/BuildTools/SCons/Tools/AppBundle.py
index 337e83f7c..31cfef109 100644
--- a/BuildTools/SCons/Tools/AppBundle.py
+++ b/BuildTools/SCons/Tools/AppBundle.py
@@ -34,7 +34,7 @@ def generate(env) :
     """
         for key, value in infoDict.items() :
             plist += "<key>" + key + "</key>\n"
-            plist += "<string>" + value.encode("utf-8") + "</string>\n"
+            plist += "<string>" + value + "</string>\n"
         if handlesXMPPURIs :
             plist += """<key>CFBundleURLTypes</key>
 <array>
@@ -50,7 +50,7 @@ def generate(env) :
 
         if sparklePublicDSAKey :
             plist += "<key>SUPublicDSAKeyFile</key>"
-            plist += "<string>" + sparklePublicDSAKey.name.encode("utf-8") + "</string>"
+            plist += "<string>" + sparklePublicDSAKey.name + "</string>"
             env.Install(resourcesDir, sparklePublicDSAKey)
         plist += """</dict>
     </plist>
diff --git a/BuildTools/SCons/Tools/InstallWithSymLinks.py b/BuildTools/SCons/Tools/InstallWithSymLinks.py
index 23d12ed80..495519210 100644
--- a/BuildTools/SCons/Tools/InstallWithSymLinks.py
+++ b/BuildTools/SCons/Tools/InstallWithSymLinks.py
@@ -74,21 +74,21 @@ def scons_copytree(src, dst, symlinks=False):
             else:
                 shutil.copy2(srcname, dstname)
             # XXX What about devices, sockets etc.?
-        except (IOError, os.error), why:
+        except (IOError, os.error) as why:
             errors.append((srcname, dstname, str(why)))
         # catch the CopytreeError from the recursive copytree so that we can
         # continue with other files
-        except CopytreeError, err:
+        except CopytreeError as err:
             errors.extend(err.args[0])
     try:
         shutil.copystat(src, dst)
     except WindowsError:
         # can't copy file access times on Windows
         pass
-    except OSError, why:
+    except OSError as why:
         errors.extend((src, dst, str(why)))
     if errors:
-        raise CopytreeError, errors
+        raise CopytreeError(errors)
 
 
 def symlinkBuilderImpl(target, source, env):
diff --git a/BuildTools/SCons/Tools/qt4.py b/BuildTools/SCons/Tools/qt4.py
index d5c14e20c..c97e751bc 100644
--- a/BuildTools/SCons/Tools/qt4.py
+++ b/BuildTools/SCons/Tools/qt4.py
@@ -137,23 +137,23 @@ class _Automoc:
         out_sources = source[:]
 
         for obj in source:
-            if isinstance(obj,basestring):  # big kludge!
-                print "scons: qt4: '%s' MAYBE USING AN OLD SCONS VERSION AND NOT CONVERTED TO 'File'. Discarded." % str(obj)
+            if isinstance(obj,str):  # big kludge!
+                print("scons: qt4: '%s' MAYBE USING AN OLD SCONS VERSION AND NOT CONVERTED TO 'File'. Discarded." % str(obj))
                 continue
             if not obj.has_builder():
                 # binary obj file provided
                 if debug:
-                    print "scons: qt: '%s' seems to be a binary. Discarded." % str(obj)
+                    print("scons: qt: '%s' seems to be a binary. Discarded." % str(obj))
                 continue
             cpp = obj.sources[0]
             if not splitext(str(cpp))[1] in cxx_suffixes:
                 if debug:
-                    print "scons: qt: '%s' is no cxx file. Discarded." % str(cpp) 
+                    print("scons: qt: '%s' is no cxx file. Discarded." % str(cpp) )
                 # c or fortran source
                 continue
             #cpp_contents = comment.sub('', cpp.get_contents())
             try:
-                cpp_contents = cpp.get_contents()
+                cpp_contents = str(cpp.get_contents())
             except: continue # may be an still not generated source
             h=None
             for h_ext in header_extensions:
@@ -163,12 +163,12 @@ class _Automoc:
                 h = find_file(hname, (cpp.get_dir(),), env.File)
                 if h:
                     if debug:
-                        print "scons: qt: Scanning '%s' (header of '%s')" % (str(h), str(cpp))
+                        print("scons: qt: Scanning '%s' (header of '%s')" % (str(h), str(cpp)))
                     #h_contents = comment.sub('', h.get_contents())
-                    h_contents = h.get_contents()
+                    h_contents = str(h.get_contents())
                     break
             if not h and debug:
-                print "scons: qt: no header for '%s'." % (str(cpp))
+                print("scons: qt: no header for '%s'." % (str(cpp)))
             if h and q_object_search.search(h_contents):
                 # h file with the Q_OBJECT macro found -> add moc_cpp
                 moc_cpp = env.Moc4(h)
@@ -176,14 +176,14 @@ class _Automoc:
                 out_sources.append(moc_o)
                 #moc_cpp.target_scanner = SCons.Defaults.CScan
                 if debug:
-                    print "scons: qt: found Q_OBJECT macro in '%s', moc'ing to '%s'" % (str(h), str(moc_cpp))
+                    print("scons: qt: found Q_OBJECT macro in '%s', moc'ing to '%s'" % (str(h), str(moc_cpp)))
             if cpp and q_object_search.search(cpp_contents):
                 # cpp file with Q_OBJECT macro found -> add moc
                 # (to be included in cpp)
                 moc = env.Moc4(cpp)
                 env.Ignore(moc, moc)
                 if debug:
-                    print "scons: qt: found Q_OBJECT macro in '%s', moc'ing to '%s'" % (str(cpp), str(moc))
+                    print("scons: qt: found Q_OBJECT macro in '%s', moc'ing to '%s'" % (str(cpp), str(moc)))
                 #moc.source_scanner = SCons.Defaults.CScan
         # restore the original env attributes (FIXME)
         objBuilder.env = objBuilderEnv
@@ -344,7 +344,7 @@ def generate(env):
                 else:
                     result.append(itemPath)
             return result
-        contents = node.get_contents()
+        contents = str(node.get_contents())
         includes = [included[1] for included in qrcinclude_re.findall(contents)]
         qrcpath = os.path.dirname(node.path)
         dirs = [included for included in includes if os.path.isdir(os.path.join(qrcpath,included))]
diff --git a/BuildTools/SCons/Tools/textfile.py b/BuildTools/SCons/Tools/textfile.py
index cc5866693..c19bdf917 100644
--- a/BuildTools/SCons/Tools/textfile.py
+++ b/BuildTools/SCons/Tools/textfile.py
@@ -107,7 +107,7 @@ def _action(target, source, env):
     # write the file
     try:
         fd = open(target[0].get_path(), "wb")
-    except (OSError,IOError), e:
+    except (OSError,IOError) as e:
         raise SCons.Errors.UserError("Can't write target file %s" % target[0])
     # separate lines by 'linesep' only if linesep is not empty
     lsep = None
diff --git a/BuildTools/SCons/Version.py b/BuildTools/SCons/Version.py
index f215a5d6d..9021831f2 100644
--- a/BuildTools/SCons/Version.py
+++ b/BuildTools/SCons/Version.py
@@ -6,7 +6,7 @@ def getGitBuildVersion(root, project) :
         return tag.rstrip()[len(project)+1:]
     tag = git("describe --tags --match \"" + project + "-*\"", root)
     if tag :
-        m = re.match(project + "-(.*)-(.*)-(.*)", tag)
+        m = re.match(project + "-(.*)-(.*)-(.*)", tag.decode('utf-8'))
         if m :
             return m.group(1) + "-dev" + m.group(2)
     return None
@@ -17,7 +17,7 @@ def git(cmd, root) :
     gitVersion = p.stdout.read()
     # error = p.stderr.read()
     # if error:
-    #   print "Git error: " + error
+    #   print("Git error: " + error)
     p.stdin.close()
     if p.wait() == 0 :
         return gitVersion
@@ -163,7 +163,7 @@ class convertToWindowsVersionTest(unittest.TestCase):
             ('3.0alpha-dev524', (3, 0, 524)),
             ('3.0alpha-dev515', (3, 0, 515)),
         ]
-        windowsVersionMapping = list(map(lambda (x,y): (x, convertToWindowsVersion(x)), versionStringsWithOldVersions))
+        windowsVersionMapping = list(map(lambda x,y: (x, convertToWindowsVersion(x)), versionStringsWithOldVersions))
 
     def testThatBetaIsHigherThanAlpha(self):
         self.assertTrue(convertToWindowsVersion("3.0beta0") > convertToWindowsVersion("3.0alpha0"))
@@ -194,8 +194,8 @@ if __name__ == '__main__':
     if len(sys.argv) == 1:
         unittest.main()
     elif len(sys.argv) == 2:
-        print convertToWindowsVersion(sys.argv[1])
+        print (convertToWindowsVersion(sys.argv[1]))
         sys.exit(0)
     else:
-        print "Error: Simply run the script without arguments or pass a single argument."
+        print ("Error: Simply run the script without arguments or pass a single argument.")
         sys.exit(-1)
diff --git a/BuildTools/scons2ninja.py b/BuildTools/scons2ninja.py
index 6c77c8897..855a1339e 100755
--- a/BuildTools/scons2ninja.py
+++ b/BuildTools/scons2ninja.py
@@ -429,7 +429,7 @@ for line in f.stdout :
         previous_filename = filename
 
 if f.wait() != 0 :
-    print "Error calling '" + scons_generate_cmd + "'"
+    print("Error calling '" + scons_generate_cmd + "'")
     print f.stderr.read()
     exit(-1)
 
diff --git a/Slimber/SConscript b/Slimber/SConscript
index a41fe0b6d..fa5aa53b2 100644
--- a/Slimber/SConscript
+++ b/Slimber/SConscript
@@ -11,10 +11,10 @@ elif env["PLATFORM"] != "darwin" :
         env["PROJECTS"].remove("Slimber")
 
 if not "Slimber" in env["PROJECTS"] and env["SCONS_STAGE"] == "flags" :
-        print "Bonjour missing. Not building Slimber."
+        print("Bonjour missing. Not building Slimber.")
 
 if not env.get("HAVE_QT", False) and "Slimber" in env["PROJECTS"] :
-    print "Qt missing. Not building Slimber."
+    print("Qt missing. Not building Slimber.")
     env["PROJECTS"].remove("Slimber")
 
 if "Slimber" in env["PROJECTS"] :
diff --git a/Sluift/SConscript b/Sluift/SConscript
index de9cab618..af54ece20 100644
--- a/Sluift/SConscript
+++ b/Sluift/SConscript
@@ -3,7 +3,7 @@ import Version, os.path
 Import(["env"])
 
 if env["SCONS_STAGE"] == "build" and not GetOption("help") and not env.get("HAVE_LUA", 0) :
-    print "Warning: Lua was not found. Sluift will not be built."
+    print("Warning: Lua was not found. Sluift will not be built.")
     if "Sluift" in env["PROJECTS"] :
         env["PROJECTS"].remove("Sluift")
 
diff --git a/Swift/Packaging/SConscript b/Swift/Packaging/SConscript
index 3aa791fa8..556c59652 100644
--- a/Swift/Packaging/SConscript
+++ b/Swift/Packaging/SConscript
@@ -25,5 +25,5 @@ if env["SCONS_STAGE"] == "build" :
             target='$HELP2MAN_DEBIAN_DIR/swift-im.1', source='#/Swift/QtUI/swift-im',
             action = Action('$HELP2MAN --no-discard-stderr -m "Swift Manual" -S "Swift" -n "swift-im" -N $SOURCE > $TARGET', cmdstr = "$HELP2MANSTR"))
     else:
-        print "Enabled help2man but help2man is not in the PATH of the current environment."
+        print("Enabled help2man but help2man is not in the PATH of the current environment.")
         Exit(1)
diff --git a/Swift/QtUI/SConscript b/Swift/QtUI/SConscript
index 54f0450c0..cc51340b3 100644
--- a/Swift/QtUI/SConscript
+++ b/Swift/QtUI/SConscript
@@ -22,7 +22,7 @@ Import("env")
 myenv = env.Clone()
 
 # Disable warnings that affect Qt
-myenv["CXXFLAGS"] = filter(lambda x : x != "-Wfloat-equal", myenv["CXXFLAGS"])
+myenv["CXXFLAGS"] = list(filter(lambda x : x != "-Wfloat-equal", myenv["CXXFLAGS"]))
 if "clang" in env["CC"] :
     myenv.Append(CXXFLAGS = ["-Wno-float-equal", "-Wno-shorten-64-to-32", "-Wno-missing-prototypes", "-Wno-unreachable-code", "-Wno-disabled-macro-expansion", "-Wno-unused-private-field", "-Wno-extra-semi", "-Wno-duplicate-enum", "-Wno-missing-variable-declarations", "-Wno-conversion", "-Wno-undefined-reinterpret-cast"])
 
@@ -496,16 +496,16 @@ if env["PLATFORM"] == "win32" :
                 def signToolAction(target = None, source = None, env = None):
                     signresult = 0
                     for x in range (1, 4) :
-                        print "Attemping to sign the packages [%s]" % x
+                        print("Attemping to sign the packages [%s]" % x)
                         signresult = env.Execute('signtool.exe sign /fd SHA256 /f "${SIGNTOOL_KEY_PFX}" /t "${SIGNTOOL_TIMESTAMP_URL}" /d "Swift Installer" ' + str(target[0]))
                         if signresult != 1 :
                             break
                     #If all 3 attemps to sign the package failed, stop the build.
                     if signresult == 1 :
-                        print "Error: The build has failed to sign the installer package"
+                        print("Error: The build has failed to sign the installer package")
                         Exit(1)
                     if signresult == 2 :
-                        print "Signing was completed with warnings."
+                        print("Signing was completed with warnings.")
 
                 myenv.AddPostAction(lightTask, signToolAction)
 
diff --git a/Swift/SConscript b/Swift/SConscript
index b211435ac..30b09e008 100644
--- a/Swift/SConscript
+++ b/Swift/SConscript
@@ -7,17 +7,17 @@ SConscript("Controllers/SConscript")
 if env["SCONS_STAGE"] == "build" :
     if not GetOption("help") and not env.get("HAVE_QT", 0) :
         if "Swift" in env["PROJECTS"] :
-            print "Warning: Swift requires Qt. Not building the Swift Qt application."
+            print("Warning: Swift requires Qt. Not building the Swift Qt application.")
             env["PROJECTS"].remove("Swift")
     elif not GetOption("help") and env["target"] == "native" and "Swift" in env["PROJECTS"] :
         try :
             SConscript("QtUI/SConscript")
         except Exception as e:
-            print "Warning: %s" % str(e)
+            print("Warning: %s" % str(e))
             env["PROJECTS"].remove("Swift")
 if "Swift" in env["PROJECTS"] and env["BOOST_1_64_DETECTED"] and not env.get("allow_boost_1_64") and not env.GetOption("clean") :
     #Version 1.64 has some issues with the serialization of boost::optional, see https://svn.boost.org/trac10/ticket/13050
-    print "Boost 1.64 has been detected. It is not recommended to use this version due to a regression within the library. Swift has been removed from the current build. You can still use this version by setting allow_boost_1_64 to true, but recent chats and highlighting rules will reset."
+    print("Boost 1.64 has been detected. It is not recommended to use this version due to a regression within the library. Swift has been removed from the current build. You can still use this version by setting allow_boost_1_64 to true, but recent chats and highlighting rules will reset.")
     env["PROJECTS"].remove("Swift")
 if env["help2man"]:
     SConscript("Packaging/SConscript")
\ No newline at end of file
diff --git a/BuildTools/SCons/Tools/Flags.py b/BuildTools/SCons/Tools/Flags.py
index fe0cfcc54..7e0a9723b 100644
--- a/BuildTools/SCons/Tools/Flags.py
+++ b/BuildTools/SCons/Tools/Flags.py
@@ -4,7 +4,7 @@ def generate(env) :
     def useFlags(env, flags) :
         for flag in flags :
             if flag in env :
-                env[flag] = env[flag] + flags[flag]
+                env[flag] = list(env[flag]) + flags[flag]
             else :
                 env[flag] = flags[flag]
     env.AddMethod(useFlags, "UseFlags")
diff --git a/BuildTools/SCons/Tools/qt4.py b/BuildTools/SCons/Tools/qt4.py
index d5c14e20c..a19e35e2a 100644
--- a/BuildTools/SCons/Tools/qt4.py
+++ b/BuildTools/SCons/Tools/qt4.py
@@ -46,7 +47,7 @@ import SCons.Tool
 import SCons.Util
 import SCons.SConf
 
-class ToolQtWarning(SCons.Warnings.Warning):
+class ToolQtWarning(SCons.Warnings.SConsWarning):
     pass
 
 class GeneratedMocFileNotIncluded(ToolQtWarning):
diff --git a/BuildTools/SCons/Tools/textfile.py b/BuildTools/SCons/Tools/textfile.py
index cc5866693..ac9b83f9f 100644
--- a/BuildTools/SCons/Tools/textfile.py
+++ b/BuildTools/SCons/Tools/textfile.py
@@ -106,7 +106,7 @@ def _action(target, source, env):
 
     # write the file
     try:
-        fd = open(target[0].get_path(), "wb")
+        fd = open(target[0].get_path(), "w")
     except (OSError,IOError) as e:
         raise SCons.Errors.UserError("Can't write target file %s" % target[0])
     # separate lines by 'linesep' only if linesep is not empty