--- leo/external/edb.py
+++ leo/external/edb.py
@@ -74,6 +74,8 @@
 
 """
 
+from __future__ import print_function
+
 # NOTE: the actual command documentation is collected from docstrings of the
 # commands and is appended to __doc__ after the class has been defined.
 #@-<< docstring >>
--- leo/scripts/gen_blender_docs.py
+++ leo/scripts/gen_blender_docs.py
@@ -857,7 +857,7 @@
             py_descr2predef(_IDENT, fw, descr, module_name, type_name, key)
 
     for key, descr in descr_items:
-        if type(descr) in {types.FunctionType, types.MethodType}:
+        if type(descr) in (types.FunctionType, types.MethodType):
             pyfunc2predef(_IDENT, fw, key, descr)
 
     for key, descr in descr_items: