def __init__(self,
                 impl,
                 update_cache_rrule=None
                 ):
        self.impl = impl
        self.update_cache_rrule = update_cache_rrule
Computes Fourier sine/cosine series expansion.
dataset/ETHPy150Open ottogroup/palladium/palladium/persistence.py/CachedUpdatePersister.__init__--crossover with--dataset/ETHPy150Open sympy/sympy/sympy/series/fourier.py/fourier_series