Use print() function in both Python 2 and Python 3

scripts/codegen/gen_server_ciphers.py

@@ -101,7 +101,7 @@ def parse_cipher(ciph):
         fwsec, = m.groups()
         return Ciphersuite(ciph, fwsec, "CHACHA20", "256", "POLY1305", "n/a")
 
-    print "/* Couldn't parse %s ! */"%ciph
+    print("/* Couldn't parse %s ! */"%ciph)
     return None
 
 
@@ -125,12 +125,12 @@ for c in ALL_CIPHERS:
         colon = ' ":"'
 
     if c.name in MANDATORY:
-        print "%s/* Required */"%indent
-        print '%s%s%s'%(indent,c.name,colon)
+        print("%s/* Required */"%indent)
+        print('%s%s%s'%(indent,c.name,colon))
     else:
-        print "#ifdef %s"%c.name
-        print '%s%s%s'%(indent,c.name,colon)
-        print "#endif"
+        print("#ifdef %s"%c.name)
+        print('%s%s%s'%(indent,c.name,colon))
+        print("#endif")
 
-print '%s;'%indent
+print('%s;'%indent)
 

scripts/codegen/get_mozilla_ciphers.py

@@ -20,7 +20,7 @@ import re
 import sys
 
 if len(sys.argv) != 3:
-    print >>sys.stderr, "Syntax: get_mozilla_ciphers.py <firefox-source-dir> <openssl-source-dir>"
+    print("Syntax: get_mozilla_ciphers.py <firefox-source-dir> <openssl-source-dir>", file=sys.stderr)
     sys.exit(1)
 
 ff_root = sys.argv[1]
@@ -176,13 +176,13 @@ for fl in oSSLinclude:
     fp.close()
 
 # Now generate the output.
-print """\
+print("""\
 /* This is an include file used to define the list of ciphers clients should
  * advertise.  Before including it, you should define the CIPHER and XCIPHER
  * macros.
  *
  * This file was automatically generated by get_mozilla_ciphers.py.
- */"""
+ */""")
 # Go in order by the order in CipherPrefs
 for firefox_macro in firefox_ciphers:
 
@@ -215,4 +215,4 @@ for firefox_macro in firefox_ciphers:
 #else
    XCIPHER(%(hex)s, %(macro)s)
 #endif""" % format
-    print res
+    print(res)

scripts/codegen/makedesc.py

@@ -30,6 +30,11 @@ import slow_ed25519
 import slownacl_curve25519
 import ed25519_exts_ref
 
+try:
+    xrange  # Python 2
+except NameError:
+    xrange = range  # Python 3
+
 # Pull in the openssl stuff we need.
 
 crypt = ctypes.CDLL(ctypes.util.find_library('crypto'))
@@ -303,10 +308,10 @@ def signdesc(body, args_out=None):
     return body.rstrip()
 
 def print_c_string(ident, body):
-    print "static const char %s[] =" % ident
+    print("static const char %s[] =" % ident)
     for line in body.split("\n"):
-        print '  "%s\\n"' %(line)
-    print "  ;"
+        print('  "%s\\n"' %(line))
+    print("  ;")
 
 def emit_ri(name, body):
     info = OnDemandKeys()
@@ -320,8 +325,8 @@ def emit_ei(name, body):
     body = info.sign_desc(body)
     print_c_string("EX_EI_%s"%name.upper(), body)
 
-    print 'const char EX_EI_{NAME}_FP[] = "{d.RSA_FINGERPRINT_NOSPACE}";'.format(
-        d=info, NAME=name.upper())
+    print('const char EX_EI_{NAME}_FP[] = "{d.RSA_FINGERPRINT_NOSPACE}";'.format(
+        d=info, NAME=name.upper()))
     print_c_string("EX_EI_%s_KEY"%name.upper(), info.RSA_IDENTITY)
 
 def analyze(s):