Beispiel #1
0
    def createShift(self, resonance, chemShift):

        keywds = {}

        #
        # Also set ambiguity code if listed
        #

        if chemShift.ambCode != None:
            setUniqueAppData('AppDataInt', resonance, self.format,
                             'ambiguityCode', chemShift.ambCode)

        #
        # Shift error could be missing...
        #

        if hasattr(chemShift, 'error'):

            keywds['error'] = chemShift.error

        #
        # Create shift linked to resonance
        #

        self.convertCount[self.mainCode][1][self.valueCode] += 1

        return Nmr.Shift(self.measurementList,
                         value=chemShift.value,
                         resonance=resonance,
                         **keywds)
Beispiel #2
0
  def createShift(self,resonance,chemShift):
    
    #
    # Also set ambiguity code if listed
    #
    
    if chemShift.ambCode != None:
      setUniqueAppData('AppDataInt',resonance,self.format,'ambiguityCode',chemShift.ambCode)
      
    #
    # Create shift linked to resonance
    #

    return Nmr.Shift(self.measurementList, value = chemShift.value, resonance = resonance)
Beispiel #3
0
  def createShift(self,resonance,chemShift):
    
    #
    # For xeasy also use chemShift to create atomSerial application data.
    #
    # Warning: if there is already an atomSerial available for this resonance
    # it will be overwritten!!
    #
    
    applData = resonance.findFirstApplicationData(application = self.format, keyword = self.atomSerialKeyword)

    if applData:
      resonance.removeApplicationData(applData)
    
    resonance.addApplicationData(Implementation.AppDataInt(application = self.format, keyword = self.atomSerialKeyword, value = chemShift.atomSerial))
    
    #
    # Create shift linked to resonance
    #

    return Nmr.Shift(self.measurementList, value = chemShift.value, error = chemShift.valueError, resonance = resonance)
Beispiel #4
0
def createChemShifts(peakLists,
                     guiParent=None,
                     messageReporter=None,
                     multiDialog=None,
                     shiftList=None,
                     useAllContribs=1,
                     defaultShiftError=None,
                     shiftListName='None'):

    #
    # Set up GUI or non-GuI user interaction if not passed in
    #

    if not messageReporter:
        messageReporter = setupMessageReporter(guiParent)

    if not multiDialog:
        multiDialog = setupMultiDialog(guiParent)

    #
    # Initial checks
    #

    if not peakLists:
        messageReporter.showError("Error", "No peaklist(s) provided.")
        return False

    for peakList in peakLists:
        if not isinstance(peakList, Nmr.PeakList):
            messageReporter.showError("Error", "Invalid peaklist provided.")
            return False

    #
    # Initialize some stuff
    #

    if not defaultShiftError:
        defaultShiftError = {}

    for (nucl, defValue) in (('1H', 0.002), ('13C', 0.1), ('15N', 0.1)):
        if not defaultShiftError.has_key(nucl):
            defaultShiftError[nucl] = defValue

    proj = peakLists[0].root

    resonanceChemShifts = {}

    experiments = []

    #
    # Read the chemshifts and link them to the relevant resonances
    #

    for peakList in peakLists:

        if peakList.dataSource.experiment not in experiments:
            experiments.append(peakList.dataSource.experiment)

        for peak in peakList.sortedPeaks():

            for peakDim in peak.sortedPeakDims():

                chemShift = peakDim.value

                peakDimContribs = tuple(peakDim.peakDimContribs)
                if useAllContribs == 0 and len(peakDimContribs) > 1:

                    #
                    # First check if resonances for contribs connected through one resonanceSet
                    # If so, then set values anyway.
                    #

                    resonanceSet = peakDimContribs[0].resonance.resonanceSet

                    sameShiftGroup = 1

                    if resonanceSet:

                        resonanceSetResonances = resonanceSet.sortedResonances(
                        )

                        for peakDimContrib in peakDimContribs[1:]:

                            if peakDimContrib.resonance not in resonanceSetResonances:
                                sameShiftGroup = 0
                                break

                    if not sameShiftGroup:

                        #
                        # Ignore this peakDim - many contribs possible and not wanted (?)
                        #

                        print "  Warning: ignoring peakDim %d for peak %d... more than one resonance contribution" % (
                            peakDim.dim, peak.serial)
                        continue

                for peakDimContrib in peakDimContribs:

                    resonance = peakDimContrib.resonance

                    if not resonanceChemShifts.has_key(resonance):
                        resonanceChemShifts[resonance] = []

                    resonanceChemShifts[resonance].append(chemShift)

    #
    # Make a new chemical shift list if none passed in
    #

    if shiftList == None:
        shiftList = Nmr.ShiftList(proj.currentNmrProject,
                                  name=shiftListName,
                                  unit='ppm',
                                  experiments=experiments)

    #
    # Get the average (and standard dev) of the chemical shift for each resonance
    # Create the chemical shifts
    #

    for resonance in resonanceChemShifts.keys():

        chemShiftTotal = 0.0

        for chemShift in resonanceChemShifts[resonance]:

            chemShiftTotal += chemShift

        chemShiftAverage = chemShiftTotal / len(resonanceChemShifts[resonance])

        standardDev = getStandardDev(resonanceChemShifts[resonance],
                                     chemShiftTotal)

        if standardDev == None:
            if defaultShiftError.has_key(resonance.isotopeCode):
                shiftError = defaultShiftError[resonance.isotopeCode]
            else:
                shiftError = 0.1

        else:
            shiftError = standardDev * 2

        #
        # Set the chemical shift value
        #

        shift = shiftList.findFirstMeasurement(resonance=resonance)

        if not shift:
            Nmr.Shift(shiftList,
                      value=chemShiftAverage,
                      error=shiftError,
                      resonance=resonance)
        else:
            allowedErrorMargin = shiftError / 10
            if shift.value + allowedErrorMargin < chemShiftAverage or chemShiftAverage < shift.value - allowedErrorMargin:
                resName = getResNameText(resonance)
                multiDialog.MeasurementSelect(guiParent, resName, resonance,
                                              chemShiftAverage, shiftList,
                                              'Shift')

    return shiftList