diff --git a/shotgun_api3/lib/httplib2/python3/__init__.py b/shotgun_api3/lib/httplib2/python3/__init__.py
index 3c61aac8a..9a9f9e55a 100644
--- a/shotgun_api3/lib/httplib2/python3/__init__.py
+++ b/shotgun_api3/lib/httplib2/python3/__init__.py
@@ -1,6 +1,10 @@
 # -*- coding: utf-8 -*-
 """Small, fast HTTP client library for Python."""
 
+# TODO: remove __future__ import when support for py2 is completely dropped
+# Needed until then to avoid py2 packaging barking on things of the form: print(..., end=...)
+from __future__ import print_function
+
 __author__ = "Joe Gregorio (joe@bitworking.org)"
 __copyright__ = "Copyright 2006, Joe Gregorio"
 __contributors__ = [
diff --git a/shotgun_api3/lib/httplib2/python3/socks.py b/shotgun_api3/lib/httplib2/python3/socks.py
index cc68e634c..26bfc5de0 100644
--- a/shotgun_api3/lib/httplib2/python3/socks.py
+++ b/shotgun_api3/lib/httplib2/python3/socks.py
@@ -434,7 +434,7 @@ def __negotiatehttp(self, destaddr, destport):
         wrote_host_header = False
         wrote_auth_header = False
         if self.__proxy[6] != None:
-            for key, val in self.__proxy[6].iteritems():
+            for key, val in self.__proxy[6].items():
                 headers += [key, ": ", val, "\r\n"]
                 wrote_host_header = key.lower() == "host"
                 wrote_auth_header = key.lower() == "proxy-authorization"
diff --git a/shotgun_api3/lib/mimetypes.py b/shotgun_api3/lib/mimetypes.py
index bc8488535..cbd3fe875 100644
--- a/shotgun_api3/lib/mimetypes.py
+++ b/shotgun_api3/lib/mimetypes.py
@@ -568,14 +568,14 @@ def _default_mime_types():
 """
 
     def usage(code, msg=''):
-        print USAGE
-        if msg: print msg
+        print(USAGE)
+        if msg: print(msg)
         sys.exit(code)
 
     try:
         opts, args = getopt.getopt(sys.argv[1:], 'hle',
                                    ['help', 'lenient', 'extension'])
-    except getopt.error, msg:
+    except getopt.error as msg:
         usage(1, msg)
 
     strict = 1
@@ -590,9 +590,9 @@ def usage(code, msg=''):
     for gtype in args:
         if extension:
             guess = guess_extension(gtype, strict)
-            if not guess: print "I don't know anything about type", gtype
-            else: print guess
+            if not guess: print("I don't know anything about type %s" % gtype)
+            else: print(guess)
         else:
             guess, encoding = guess_type(gtype, strict)
-            if not guess: print "I don't know anything about type", gtype
-            else: print 'type:', guess, 'encoding:', encoding
\ No newline at end of file
+            if not guess: print("I don't know anything about type %s" % gtype)
+            else: print('type: %s encoding: %s' % (guess, encoding))