tools: use print() function on both Python 2 and 3

PR-URL: #24486
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>

tools/genv8constants.py

@@ -7,13 +7,14 @@
 # ustack helper.
 #
 
+from __future__ import print_function
 import re
 import subprocess
 import sys
 import errno
 
 if len(sys.argv) != 3:
-  print "usage: objsym.py outfile libv8_base.a"
+  print("usage: objsym.py outfile libv8_base.a")
   sys.exit(2);
 
 outfile = file(sys.argv[1], 'w');
@@ -22,13 +23,13 @@
       bufsize=-1, stdout=subprocess.PIPE).stdout;
 except OSError, e:
   if e.errno == errno.ENOENT:
-    print '''
+    print('''
       Node.js compile error: could not find objdump
 
       Check that GNU binutils are installed and included in PATH
-      '''
+      ''')
   else:
-    print 'problem running objdump: ', e.strerror
+    print('problem running objdump: ', e.strerror)
 
   sys.exit()
 

tools/gyp_node.py

@@ -1,4 +1,5 @@
 #!/usr/bin/env python
+from __future__ import print_function
 import os
 import sys
 
@@ -52,7 +53,7 @@ def run_gyp(args):
 
   rc = gyp.main(args)
   if rc != 0:
-    print 'Error running GYP'
+    print('Error running GYP')
     sys.exit(rc)
 
 

tools/icu/icutrim.py

@@ -11,6 +11,7 @@
 # Usage:
 #  Use "-h" to get help options.
 
+from __future__ import print_function
 import sys
 import shutil
 # for utf-8
@@ -79,54 +80,54 @@
 
 for opt in [ "datfile", "filterfile", "tmpdir", "outfile" ]:
     if optVars[opt] is None:
-        print "Missing required option: %s" % opt
+        print("Missing required option: %s" % opt)
         sys.exit(1)
 
 if options.verbose>0:
-    print "Options: "+str(options)
+    print("Options: "+str(options))
 
 if (os.path.isdir(options.tmpdir) and options.deltmpdir):
   if options.verbose>1:
-    print "Deleting tmp dir %s.." % (options.tmpdir)
+    print("Deleting tmp dir %s.." % (options.tmpdir))
   shutil.rmtree(options.tmpdir)
 
 if not (os.path.isdir(options.tmpdir)):
     os.mkdir(options.tmpdir)
 else:
-    print "Please delete tmpdir %s before beginning." % options.tmpdir
+    print("Please delete tmpdir %s before beginning." % options.tmpdir)
     sys.exit(1)
 
 if options.endian not in ("big","little","host"):
-    print "Unknown endianness: %s" % options.endian
+    print("Unknown endianness: %s" % options.endian)
     sys.exit(1)
 
 if options.endian is "host":
     options.endian = endian
 
 if not os.path.isdir(options.tmpdir):
-    print "Error, tmpdir not a directory: %s" % (options.tmpdir)
+    print("Error, tmpdir not a directory: %s" % (options.tmpdir))
     sys.exit(1)
 
 if not os.path.isfile(options.filterfile):
-    print "Filterfile doesn't exist: %s" % (options.filterfile)
+    print("Filterfile doesn't exist: %s" % (options.filterfile))
     sys.exit(1)
 
 if not os.path.isfile(options.datfile):
-    print "Datfile doesn't exist: %s" % (options.datfile)
+    print("Datfile doesn't exist: %s" % (options.datfile))
     sys.exit(1)
 
 if not options.datfile.endswith(".dat"):
-    print "Datfile doesn't end with .dat: %s" % (options.datfile)
+    print("Datfile doesn't end with .dat: %s" % (options.datfile))
     sys.exit(1)
 
 outfile = os.path.join(options.tmpdir, options.outfile)
 
 if os.path.isfile(outfile):
-    print "Error, output file does exist: %s" % (outfile)
+    print("Error, output file does exist: %s" % (outfile))
     sys.exit(1)
 
 if not options.outfile.endswith(".dat"):
-    print "Outfile doesn't end with .dat: %s" % (options.outfile)
+    print("Outfile doesn't end with .dat: %s" % (options.outfile))
     sys.exit(1)
 
 dataname=options.outfile[0:-4]
@@ -140,11 +141,11 @@ def runcmd(tool, cmd, doContinue=False):
         cmd = tool + " " + cmd
 
     if(options.verbose>4):
-        print "# " + cmd
+        print("# " + cmd)
 
     rc = os.system(cmd)
     if rc is not 0 and not doContinue:
-        print "FAILED: %s" % cmd
+        print("FAILED: %s" % cmd)
         sys.exit(1)
     return rc
 
@@ -161,10 +162,10 @@ def runcmd(tool, cmd, doContinue=False):
   config["variables"]["locales"]["only"] = options.locales.split(',')
 
 if (options.verbose > 6):
-    print config
+    print(config)
 
 if(config.has_key("comment")):
-    print "%s: %s" % (options.filterfile, config["comment"])
+    print("%s: %s" % (options.filterfile, config["comment"]))
 
 ## STEP 1 - copy the data file, swapping endianness
 ## The first letter of endian_letter will be 'b' or 'l' for big or little
@@ -184,7 +185,7 @@ def runcmd(tool, cmd, doContinue=False):
 itemset = set(items)
 
 if (options.verbose>1):
-    print "input file: %d items" % (len(items))
+    print("input file: %d items" % (len(items)))
 
 # list of all trees
 trees = {}
@@ -211,23 +212,23 @@ def queueForRemoval(tree):
         return
     mytree = trees[tree]
     if(options.verbose>0):
-        print "* %s: %d items" % (tree, len(mytree["locs"]))
+        print("* %s: %d items" % (tree, len(mytree["locs"])))
     # do varible substitution for this tree here
     if type(config["trees"][tree]) == str or type(config["trees"][tree]) == unicode:
         treeStr = config["trees"][tree]
         if(options.verbose>5):
-            print " Substituting $%s for tree %s" % (treeStr, tree)
+            print(" Substituting $%s for tree %s" % (treeStr, tree))
         if(not config.has_key("variables") or not config["variables"].has_key(treeStr)):
-            print " ERROR: no variable:  variables.%s for tree %s" % (treeStr, tree)
+            print(" ERROR: no variable:  variables.%s for tree %s" % (treeStr, tree))
             sys.exit(1)
         config["trees"][tree] = config["variables"][treeStr]
     myconfig = config["trees"][tree]
     if(options.verbose>4):
-        print " Config: %s" % (myconfig)
+        print(" Config: %s" % (myconfig))
     # Process this tree
     if(len(myconfig)==0 or len(mytree["locs"])==0):
         if(options.verbose>2):
-            print " No processing for %s - skipping" % (tree)
+            print(" No processing for %s - skipping" % (tree))
     else:
         only = None
         if myconfig.has_key("only"):
@@ -236,22 +237,22 @@ def queueForRemoval(tree):
                 thePool = "%spool.res" % (mytree["treeprefix"])
                 if (thePool in itemset):
                     if(options.verbose>0):
-                        print "Removing %s because tree %s is empty." % (thePool, tree)
+                        print("Removing %s because tree %s is empty." % (thePool, tree))
                     remove.add(thePool)
         else:
-            print "tree %s - no ONLY"
+            print("tree %s - no ONLY")
         for l in range(len(mytree["locs"])):
             loc = mytree["locs"][l]
             if (only is not None) and not loc in only:
                 # REMOVE loc
                 toRemove = "%s%s%s" % (mytree["treeprefix"], loc, mytree["extension"])
                 if(options.verbose>6):
-                    print "Queueing for removal: %s" % toRemove
+                    print("Queueing for removal: %s" % toRemove)
                 remove.add(toRemove)
 
 def addTreeByType(tree, mytree):
     if(options.verbose>1):
-        print "(considering %s): %s" % (tree, mytree)
+        print("(considering %s): %s" % (tree, mytree))
     trees[tree] = mytree
     mytree["locs"]=[]
     for i in range(len(items)):
@@ -278,7 +279,7 @@ def addTreeByType(tree, mytree):
         else:
             tree = treeprefix[0:-1]
         if(options.verbose>6):
-            print "procesing %s" % (tree)
+            print("procesing %s" % (tree))
         trees[tree] = { "extension": ".res", "treeprefix": treeprefix, "hasIndex": True }
         # read in the resource list for the tree
         treelistfile = os.path.join(options.tmpdir,"%s.lst" % tree)
@@ -288,7 +289,7 @@ def addTreeByType(tree, mytree):
         trees[tree]["locs"] = [treeitems[i].strip() for i in range(len(treeitems))]
         fi.close()
         if(not config.has_key("trees") or not config["trees"].has_key(tree)):
-            print " Warning: filter file %s does not mention trees.%s - will be kept as-is" % (options.filterfile, tree)
+            print(" Warning: filter file %s does not mention trees.%s - will be kept as-is" % (options.filterfile, tree))
         else:
             queueForRemoval(tree)
 
@@ -297,22 +298,22 @@ def removeList(count=0):
     global remove
     remove = remove - keep
     if(count > 10):
-        print "Giving up - %dth attempt at removal." % count
+        print("Giving up - %dth attempt at removal." % count)
         sys.exit(1)
     if(options.verbose>1):
-        print "%d items to remove - try #%d" % (len(remove),count)
+        print("%d items to remove - try #%d" % (len(remove),count))
     if(len(remove)>0):
         oldcount = len(remove)
         hackerrfile=os.path.join(options.tmpdir, "REMOVE.err")
         removefile = os.path.join(options.tmpdir, "REMOVE.lst")
         fi = open(removefile, 'wb')
         for i in remove:
-            print >>fi, i
+            print(i, file=fi)
         fi.close()
         rc = runcmd("icupkg","-r %s %s 2> %s" %  (removefile,outfile,hackerrfile),True)
         if rc is not 0:
             if(options.verbose>5):
-                print "## Damage control, trying to parse stderr from icupkg.."
+                print("## Damage control, trying to parse stderr from icupkg..")
             fi = open(hackerrfile, 'rb')
             erritems = fi.readlines()
             fi.close()
@@ -324,15 +325,15 @@ def removeList(count=0):
                 if m:
                     toDelete = m.group(1)
                     if(options.verbose > 5):
-                        print "<< %s added to delete" % toDelete
+                        print("<< %s added to delete" % toDelete)
                     remove.add(toDelete)
                 else:
-                    print "ERROR: could not match errline: %s" % line
+                    print("ERROR: could not match errline: %s" % line)
                     sys.exit(1)
             if(options.verbose > 5):
-                print " now %d items to remove" % len(remove)
+                print(" now %d items to remove" % len(remove))
             if(oldcount == len(remove)):
-                print " ERROR: could not add any mor eitems to remove. Fail."
+                print(" ERROR: could not add any mor eitems to remove. Fail.")
                 sys.exit(1)
             removeList(count+1)
 

tools/icu/shrink-icu-src.py

@@ -1,4 +1,5 @@
 #!/usr/bin/env python
+from __future__ import print_function
 import optparse
 import os
 import re
@@ -29,11 +30,11 @@
 (options, args) = parser.parse_args()
 
 if os.path.isdir(options.icusmall):
-    print 'Deleting existing icusmall %s' % (options.icusmall)
+    print('Deleting existing icusmall %s' % (options.icusmall))
     shutil.rmtree(options.icusmall)
 
 if not os.path.isdir(options.icusrc):
-    print 'Missing source ICU dir --icusrc=%s' % (options.icusrc)
+    print('Missing source ICU dir --icusrc=%s' % (options.icusrc))
     sys.exit(1)
 
 
@@ -73,7 +74,7 @@ def icu_ignore(dir, files):
 def icu_info(icu_full_path):
     uvernum_h = os.path.join(icu_full_path, 'source/common/unicode/uvernum.h')
     if not os.path.isfile(uvernum_h):
-        print ' Error: could not load %s - is ICU installed?' % uvernum_h
+        print(' Error: could not load %s - is ICU installed?' % uvernum_h)
         sys.exit(1)
     icu_ver_major = None
     matchVerExp = r'^\s*#define\s+U_ICU_VERSION_SHORT\s+"([^"]*)".*'
@@ -83,25 +84,25 @@ def icu_info(icu_full_path):
         if m:
             icu_ver_major = m.group(1)
     if not icu_ver_major:
-        print ' Could not read U_ICU_VERSION_SHORT version from %s' % uvernum_h
+        print(' Could not read U_ICU_VERSION_SHORT version from %s' % uvernum_h)
         sys.exit(1)
     icu_endianness = sys.byteorder[0];  # TODO(srl295): EBCDIC should be 'e'
     return (icu_ver_major, icu_endianness)
 
 (icu_ver_major, icu_endianness) = icu_info(options.icusrc)
-print "icudt%s%s" % (icu_ver_major, icu_endianness)
+print("icudt%s%s" % (icu_ver_major, icu_endianness))
 
 src_datafile = os.path.join(options.icutmp, "icusmdt%s.dat" % (icu_ver_major))
 dst_datafile = os.path.join(options.icusmall, "source","data","in", "icudt%s%s.dat" % (icu_ver_major, icu_endianness))
 
 if not os.path.isfile(src_datafile):
-    print "Could not find source datafile %s - did you build small-icu node?" % src_datafile
+    print("Could not find source datafile %s - did you build small-icu node?" % src_datafile)
     sys.exit(1)
 else:
-    print "will use small datafile %s" % (src_datafile)
-print '%s --> %s' % (options.icusrc, options.icusmall)
+    print("will use small datafile %s" % (src_datafile))
+print('%s --> %s' % (options.icusrc, options.icusmall))
 shutil.copytree(options.icusrc, options.icusmall, ignore=icu_ignore)
-print '%s --> %s' % (src_datafile, dst_datafile)
+print('%s --> %s' % (src_datafile, dst_datafile))
 
 # now, make the data dir (since we ignored it)
 os.mkdir(os.path.join(os.path.join(options.icusmall, "source", "data")))
@@ -114,13 +115,13 @@ def icu_info(icu_full_path):
 readme_name = os.path.join(options.icusmall, "README-SMALL-ICU.txt" )
 
 fi = open(readme_name, 'wb')
-print >>fi, "Small ICU sources - auto generated by shrink-icu-src.py"
-print >>fi, ""
-print >>fi, "This directory contains the ICU subset used by --with-intl=small-icu (the default)"
-print >>fi, "It is a strict subset of ICU %s source files with the following exception(s):" % (icu_ver_major)
-print >>fi, "* %s : Reduced-size data file" % (dst_datafile)
-print >>fi, ""
-print >>fi, ""
-print >>fi, "To rebuild this directory, see ../../tools/icu/README.md"
-print >>fi, ""
+print("Small ICU sources - auto generated by shrink-icu-src.py", file=fi)
+print("", file=fi)
+print("This directory contains the ICU subset used by --with-intl=small-icu (the default)", file=fi)
+print("It is a strict subset of ICU %s source files with the following exception(s):" % (icu_ver_major), file=fi)
+print("* %s : Reduced-size data file" % (dst_datafile), file=fi)
+print("", file=fi)
+print("", file=fi)
+print("To rebuild this directory, see ../../tools/icu/README.md", file=fi)
+print("", file=fi)
 fi.close()

tools/run-valgrind.py

@@ -27,6 +27,7 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+from __future__ import print_function
 from os import path
 import subprocess
 import sys
@@ -40,12 +41,12 @@
 ]
 
 if len(sys.argv) < 2:
-  print 'Please provide an executable to analyze.'
+  print('Please provide an executable to analyze.')
   sys.exit(1)
 
 executable = path.join(NODE_ROOT, sys.argv[1])
 if not path.exists(executable):
-  print 'Cannot find the file specified: %s' % executable
+  print('Cannot find the file specified: %s' % executable)
   sys.exit(1)
 
 # Compute the command line.

tools/specialize_node_d.py

@@ -6,11 +6,12 @@
 # Specialize node.d for given flavor (`freebsd`) and arch (`x64` or `ia32`)
 #
 
+from __future__ import print_function
 import re
 import sys
 
 if len(sys.argv) != 5:
-  print "usage: specialize_node_d.py outfile src/node.d flavor arch"
+  print("usage: specialize_node_d.py outfile src/node.d flavor arch")
   sys.exit(2);
 
 outfile = file(sys.argv[1], 'w');