def execute_task(f, args, kwargs, user_ns):
fname = getattr(f, '<STR_LIT>', '<STR_LIT:f>')<EOL>prefix = "<STR_LIT>"<EOL>fname = prefix + "<STR_LIT:f>"<EOL>argname = prefix + "<STR_LIT:args>"<EOL>kwargname = prefix + "<STR_LIT>"<EOL>resultname = prefix + "<STR_LIT:result>"<EOL>user_ns.update({fname: f,<EOL>argname: args,<EOL>kwargname: kwargs,<EOL>resultname: resultname})<EOL>code = "<STR_LIT>".format(resultname, fname,<EOL>argname, kwargname)<EOL>try:<EOL><INDENT>exec(code, user_ns, user_ns)<EOL><DEDENT>except Exception as e:<EOL><INDENT>logger.warning("<STR_LIT>".format(e))<EOL>raise e<EOL><DEDENT>else:<EOL><INDENT>return user_ns.get(resultname)<EOL><DEDENT>
Deserialize the buffer and execute the task.

# Returns the result or exception.