def confirm_extrkeys(self):
    'Confirm that all keywords for the extraction exist'
    extr_ready = 1
    if (self['POBJSIZE'] is None):
        extr_ready = 0
    elif (float(self['POBJSIZE']) < 0.0):
        extr_ready = 0
    if (self['SMFACTOR'] is None):
        extr_ready = 0
    elif (float(self['SMFACTOR']) < 0.0):
        extr_ready = 0
    return extr_ready
Confirm that all keywords for the extraction exist
def confirm_extrkeys(self):
    
    extr_ready = 1
    if (self['POBJSIZE'] is None):
        extr_ready = 0
    elif (float(self['POBJSIZE']) < 0.0):
        extr_ready = 0
    if (self['SMFACTOR'] is None):
        extr_ready = 0
    elif (float(self['SMFACTOR']) < 0.0):
        extr_ready = 0
    return extr_ready