set_exec_pars(layout="table")
tag_prefix=get_context().setup.expandPath("{date}_{hour}{min}")


index=0
def calc():
    global index
    index += 1
    ret= tscan(field_x, 10, 0.1, tag=tag_prefix+"_raw_{index}")
    #ret= tscan(sin, 10, 0.1)
    v = max(ret.getReadable(0))
    return float(v)


class PseudoDev(Readable):
    def read(self):        
        return calc()

d=  PseudoDev()


ret= tscan(d, 5, 1.0, tag=tag_prefix+"_output")
#ret= lscan(inp, (d), 0, 40, 5, 0.2)