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from collections import OrderedDict
import yaml
from charmhelpers.core.hookenv import (
related_units,
relation_get,
relation_ids
)
def ordereddict_representer(dumper, data):
return dumper.represent_mapping("tag:yaml.org,2002:map", data.items())
yaml.add_representer(OrderedDict, ordereddict_representer)
def contrail_analytics_api_units():
"""Return a list of contrail analytics api units"""
return [ unit for rid in relation_ids("contrail-analytics-api")
for unit in related_units(rid)
if relation_get("port", unit, rid) ]
def units(relation):
"""Return a list of units for the specified relation"""
return [ unit for rid in relation_ids(relation)
for unit in related_units(rid) ]
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