springcoil

def time_series_cross_validation_2(model, data, params, number_folds=10):
    """
        Performs a k-fold cross-validation on a Time Series as described by
        Rob Hyndman.
        See Also:
            http://robjhyndman.com/hyndsight/crossvalidation/
        Arguments: 
            model: a model somewhere... 
            database (numpy.ndarray): uses 'data' matrix to perform
                cross-validation.

bsweger

Useful Pandas Snippets

A personal diary of DataFrame munging over the years.

Data Types and Conversion

Convert Series datatype to numeric (will error if column has non-numeric values)
(h/t @makmanalp)