Example 2

    from pyclimate.readdat import readdat
    from pyclimate.svdeofs import SVDEOFs
    
    precip = readdat("data/precip.ascii")
    PCA = SVDEOFs(precip)
    eofs = PCA.eofs()
    pcs = PCA.pcs()
    north_sampling_errors = PCA.northTest()
    congruences = PCA.MCTest(100,length=150)
    reofs = PCA.eofsAsCorrelation()
    veofs = PCA.eofsAsExplainedVariance()