Edit - samples.py

Edit: samples.py

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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