diff --git a/uncompyle6/disas.py b/uncompyle6/disas.py
index d71eb2e6..866caf77 100644
--- a/uncompyle6/disas.py
+++ b/uncompyle6/disas.py
@@ -78,7 +78,7 @@ def disassemble_file(filename, outstream=None):
     try to find the corresponding compiled object.
     """
     filename = check_object_path(filename)
-    version, co = uncompyle6.load_module(filename)
+    version, magic_int, co = uncompyle6.load_module(filename)
     if type(co) == list:
         for con in co:
             disco(version, con, outstream)
diff --git a/uncompyle6/opcodes/opcode_23.py b/uncompyle6/opcodes/opcode_23.py
index e10cfcfb..485ea13a 100755
--- a/uncompyle6/opcodes/opcode_23.py
+++ b/uncompyle6/opcodes/opcode_23.py
@@ -3,10 +3,6 @@ opcode module - potentially shared between dis and other modules which
 operate on bytecodes (e.g. peephole optimizers).
 """
 
-__all__ = ["cmp_op", "hasconst", "hasname", "hasjrel", "hasjabs",
-           "haslocal", "hascompare", "hasfree", "opname", "opmap",
-           "HAVE_ARGUMENT", "EXTENDED_ARG"]
-
 cmp_op = ('<', '<=', '==', '!=', '>', '>=', 'in', 'not in', 'is',
         'is not', 'exception match', 'BAD')
 
@@ -20,7 +16,7 @@ hasfree = []
 
 opmap = {}
 opname = [''] * 256
-for op in range(256): opname[op] = '<' + repr(op) + '>'
+for op in range(256): opname[op] = '<%r>' % (op,)
 del op
 
 def def_op(name, op):