³ò Ú]µHc @sƒdZddkZddkZddkZddkZddkZddkZddkZddk Z de i fd„ƒYZ dS(s8 Manipulating the ULT fridge Platinum Thermometer logs. iÿÿÿÿNtPLMLogcBsÈeZdZed„ƒZd„Zd„Zd„Zd„Zd„Z d„Z d„Z d „Z d „Z d „Zd „Zd „Zd„Zd„Zd„Zed„ƒZeddd„ƒZRS(sa Represents a ULT PLM4 thermometry log over a certain time. Two logs can be concatenated with a '&' sign log format: 1 [:,0] Time (sec, since 00:00 1 January 1970 GMT) 2 [:,1] Curie Temperature [mK] T = B / (M0 - A) 3 [:,2] Magnetisation M0 4 [:,3] Transmitter Pulse Length 5 [:,4] NS MCT Temperature (mK, Greywall scale) 6 [:,5] NS MCT Bridge Ratio 7 [:,6] Background (stabilised) 8 [:,7] Gain Stability Index 9 [:,8] Gain 10 [:,9] Integration delay 11 [:,10] Integration time 12 [:,11] 0 if PLM was overloaded, otherwise 1 cCsdS(s)return number of columns in the self.datai ((((sc:\py\lib\plm.pyt fieldcount"scCs|idd…dfS(t temperatureNi(tdata(tself((sc:\py\lib\plm.pytT%scCs|idd…dfS(tM0Ni(R(R((sc:\py\lib\plm.pyR&scCs |idd…dfidƒS(stransmitter pulse lengthNiti(Rtastype(R((sc:\py\lib\plm.pytxmit'scCs|idd…dfS(s MCTNS TempNi(R(R((sc:\py\lib\plm.pytT_MCTNS(scCs|idd…dfS(s MCTNS ratioNi(R(R((sc:\py\lib\plm.pytr_MCTNS)scCs|idd…dfS(sraw backgroundNi(R(R((sc:\py\lib\plm.pytbg*scCs|idd…dfS(sgain stability indexNi(R(R((sc:\py\lib\plm.pytstabi+scCs |idd…dfidƒS(s PLM-4 gainNiR(RR(R((sc:\py\lib\plm.pytgain,scCs|idd…dfS(sintegration delayNi (R(R((sc:\py\lib\plm.pytidelay-scCs|idd…dfS(sintegration timeNi (R(R((sc:\py\lib\plm.pytitime.scCs|idd…dfdjS(s8True if the measurement overdrove PLM-4, otherwise FalseNi i(tdat(R((sc:\py\lib\plm.pyt overdrive/scCs|iƒ|iƒ|iƒS(sraw (unstabilised) M0(RR R (R((sc:\py\lib\plm.pytrawM00scCs|i|iƒ|jƒS(s\ Return a subset of the log obtained for a certain transmitter pulse length (tsubsetR (RR ((sc:\py\lib\plm.pytatxmit2scCstt|iƒƒƒS(sT Return a list of transmitter pulse lengths used present in the log (tsortedtsetR (R((sc:\py\lib\plm.pytxmits8scCsd|iƒ|iƒfS(NsPLMLog %s, xmit=%s(tdatespanR(R((sc:\py\lib\plm.pyt__repr__>sc CsItii|ƒ}|ddjoðti|dtdƒƒ}ti|dd…dfƒ|dd…df 0 is plm-4.dattusecolsi Nii iii2iidisplm4.dattskiprowsgi7i i}i s _plm4.datiiii(iiiiii(tostpathtbasenametflibt loadasciitranget labview2tmRtnumpytzerostlentintttimetmktimetdatetimetdatet timetupletNone(tfilenameRRtrawdatatyeartmonthtday((sc:\py\lib\plm.pytload@sJ/&&&&!2,/ H&&&&&,cCsC|djodnd|}ti|d|d|ƒi||ƒS(sj Return plm log for a given run, withing [start, end] period if boundaries are specified. is\\phpc338\Run20\PLM4sC:\pub\plm\run%dtstarttend(Rtloaddirtperiod(trunR4R5tlogdir((sc:\py\lib\plm.pytloadrunÁsN(t__name__t __module__t__doc__t staticmethodRRRR R R R R RRRRRRRRR3R-R:(((sc:\py\lib\plm.pyRs(               ( R=Rtos.pathR(R*R$tmatplotlib.datest matplotlibR ttimelogtTimeLogR(((sc:\py\lib\plm.pyss