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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from mozperftest.metrics.notebook.utilities import flat
class SingleJsonRetriever:
"""Transforms perfherder data into the standardized data format."""
entry_number = 0
def transform(self, data):
self.entry_number += 1
# flat(data, ()) returns a dict that have one key per dictionary path
# in the original data.
return [
{
"data": [{"value": i, "xaxis": self.entry_number} for i in v],
"subtest": k,
}
for k, v in flat(data, ()).items()
]
def merge(self, sde):
grouped_data = {}
for entry in sde:
subtest = entry["subtest"]
data = grouped_data.get(subtest, [])
data.extend(entry["data"])
grouped_data.update({subtest: data})
merged_data = [{"data": v, "subtest": k} for k, v in grouped_data.items()]
self.entry_number = 0
return merged_data
def summary(self, suite):
"""Summarize a suite of perfherder data into a single value.
Returning None means that there's no summary. Otherwise, an integer
or float must be returned.
Only available in the Perfherder layer.
"""
return None
def subtest_summary(self, subtest):
"""Summarize a set of replicates for a given subtest.
By default, it returns a None so we fall back to using the
average of the replicates which is the default.
Only available in the Perfherder layer.
"""
return None
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