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from opendc.models_old.path import Path
from opendc.util import exceptions
from opendc.util.rest import Response
def GET(request):
"""Get this Path."""
# Make sure required parameters are there
try:
request.check_required_parameters(path={'pathId': 'int'})
except exceptions.ParameterError as e:
return Response(400, str(e))
# Instantiate a Path from the database
path = Path.from_primary_key((request.params_path['pathId'], ))
# Make sure this Path exists
if not path.exists():
return Response(404, '{} not found.'.format(path))
# Make sure this user is authorized to view this Path
if not path.google_id_has_at_least(request.google_id, 'VIEW'):
return Response(403, 'Forbidden from retrieving {}.'.format(path))
# Return this Path
path.read()
return Response(200, 'Successfully retrieved {}.'.format(path), path.to_JSON())
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