+ if platform.python_implementation() == 'IronPython' and sys.version_info < (2, 7, 8):
+ class compat_Struct(struct.Struct):
+ def unpack(self, string):
+ if not isinstance(string, buffer): # noqa: F821
+ string = buffer(string) # noqa: F821
+ return super(compat_Struct, self).unpack(string)
+ else:
+ compat_Struct = struct.Struct
+