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cimport cython

cimport libc.stdint

from apache_beam.metrics.cells cimport MetricCell

cdef object get_current_tracker

cdef class _TypedMetricName(object):

cdef readonly object cell_type

cdef readonly object metric_name

cdef readonly object fast_name

cdef libc.stdint.int64_t _hash

cdef object _DEFAULT

cdef class MetricUpdater(object):

cdef _TypedMetricName typed_metric_name

cdef object default_value

cdef bint process_wide # bint is used to represent C++ bool.

cdef class MetricsContainer(object):

cdef object step_name

cdef object lock

cdef public dict metrics

cpdef MetricCell get_metric_cell(self, metric_key)