Viewing file:  samples.py (1.33 KB) -rw-r--r--
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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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