def createMethodBody(msgInName, msgOutName, **kw):
body = []<EOL>if msgInName is not None:<EOL><INDENT>body.append('<STR_LIT>' %msgInName)<EOL><DEDENT>if msgOutName is not None:<EOL><INDENT>body.append('<STR_LIT>' %msgOutName)<EOL><DEDENT>else: <EOL><INDENT>body.append('<STR_LIT>')<EOL><DEDENT>return tuple(body)<EOL>
return a tuple of strings containing the body of a method.
        msgInName -- None or a str
        msgOutName --  None or a str