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- from collections import namedtuple
- class Timestamp(object):
- """A nanosecond-resolution timestamp."""
- def __init__(self, sec, nsec):
- if nsec < 0 or nsec >= 1e9:
- raise ValueError("Invalid value for nanoseconds in Timestamp: {0}".format(nsec))
- if sec < 0:
- nsec = -nsec
- self.sec = int(sec)
- self.nsec = int(nsec)
- def __str__(self):
- return "{0}.{1:09d}".format(self.sec, self.nsec)
- def __repr__(self):
- return "Timestamp({0}, {1})".format(self.sec, self.nsec)
- def __float__(self):
- return float(self.sec) + float(self.nsec) / 1e9
- def __eq__(self, other):
- return type(self) == type(other) and self.sec == other.sec and self.nsec == other.nsec
- def __ne__(self, other):
- return not self == other
- def __gt__(self, other):
- return self.sec > other.sec or self.nsec > other.nsec
- # Timestamp and exemplar are optional.
- # Value can be an int or a float.
- # Timestamp can be a float containing a unixtime in seconds,
- # a Timestamp object, or None.
- # Exemplar can be an Exemplar object, or None.
- Sample = namedtuple('Sample', ['name', 'labels', 'value', 'timestamp', 'exemplar'])
- Sample.__new__.__defaults__ = (None, None)
- Exemplar = namedtuple('Exemplar', ['labels', 'value', 'timestamp'])
- Exemplar.__new__.__defaults__ = (None,)
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