| # |
| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| |
| cimport cython |
| from libc.stdint cimport int64_t, INT64_MIN, INT64_MAX |
| |
| cdef double _NEG_INF, _POS_INF, _NAN |
| |
| |
| cdef class CountAccumulator(object): |
| cdef readonly int64_t value |
| cpdef add_input(self, unused_element) |
| @cython.locals(accumulator=CountAccumulator) |
| cpdef merge(self, accumulators) |
| |
| cdef class SumInt64Accumulator(object): |
| cdef readonly int64_t value |
| cpdef add_input(self, int64_t element) |
| @cython.locals(accumulator=SumInt64Accumulator) |
| cpdef merge(self, accumulators) |
| |
| cdef class MinInt64Accumulator(object): |
| cdef readonly int64_t value |
| cpdef add_input(self, int64_t element) |
| @cython.locals(accumulator=MinInt64Accumulator) |
| cpdef merge(self, accumulators) |
| |
| cdef class MaxInt64Accumulator(object): |
| cdef readonly int64_t value |
| cpdef add_input(self, int64_t element) |
| @cython.locals(accumulator=MaxInt64Accumulator) |
| cpdef merge(self, accumulators) |
| |
| cdef class MeanInt64Accumulator(object): |
| cdef readonly int64_t sum |
| cdef readonly int64_t count |
| cpdef add_input(self, int64_t element) |
| @cython.locals(accumulator=MeanInt64Accumulator) |
| cpdef merge(self, accumulators) |
| |
| |
| cdef class SumDoubleAccumulator(object): |
| cdef readonly double value |
| cpdef add_input(self, double element) |
| @cython.locals(accumulator=SumDoubleAccumulator) |
| cpdef merge(self, accumulators) |
| |
| cdef class MinDoubleAccumulator(object): |
| cdef readonly double value |
| cpdef add_input(self, double element) |
| @cython.locals(accumulator=MinDoubleAccumulator) |
| cpdef merge(self, accumulators) |
| |
| cdef class MaxDoubleAccumulator(object): |
| cdef readonly double value |
| cpdef add_input(self, double element) |
| @cython.locals(accumulator=MaxDoubleAccumulator) |
| cpdef merge(self, accumulators) |
| |
| cdef class MeanDoubleAccumulator(object): |
| cdef readonly double sum |
| cdef readonly int64_t count |
| cpdef add_input(self, double element) |
| @cython.locals(accumulator=MeanDoubleAccumulator) |
| cpdef merge(self, accumulators) |
| |
| |
| cdef class AllAccumulator(object): |
| cdef readonly bint value |
| cpdef add_input(self, bint element) |
| @cython.locals(accumulator=AllAccumulator) |
| cpdef merge(self, accumulators) |
| |
| cdef class AnyAccumulator(object): |
| cdef readonly bint value |
| cpdef add_input(self, bint element) |
| @cython.locals(accumulator=AnyAccumulator) |
| cpdef merge(self, accumulators) |