65 lines
2.2 KiB
Python
65 lines
2.2 KiB
Python
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# Copyright 2017 The TensorFlow Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# ==============================================================================
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"""Information about histogram summaries."""
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from tensorboard.compat.proto import summary_pb2
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from tensorboard.plugins.histogram import plugin_data_pb2
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PLUGIN_NAME = "histograms"
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# The most recent value for the `version` field of the
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# `HistogramPluginData` proto.
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PROTO_VERSION = 0
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def create_summary_metadata(display_name, description):
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"""Create a `summary_pb2.SummaryMetadata` proto for histogram plugin data.
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Returns:
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A `summary_pb2.SummaryMetadata` protobuf object.
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"""
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content = plugin_data_pb2.HistogramPluginData(version=PROTO_VERSION)
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return summary_pb2.SummaryMetadata(
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display_name=display_name,
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summary_description=description,
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plugin_data=summary_pb2.SummaryMetadata.PluginData(
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plugin_name=PLUGIN_NAME, content=content.SerializeToString()
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),
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)
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def parse_plugin_metadata(content):
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"""Parse summary metadata to a Python object.
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Arguments:
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content: The `content` field of a `SummaryMetadata` proto
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corresponding to the histogram plugin.
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Returns:
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A `HistogramPluginData` protobuf object.
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"""
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if not isinstance(content, bytes):
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raise TypeError("Content type must be bytes")
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if content == b"{}":
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# Old-style JSON format. Equivalent to an all-default proto.
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return plugin_data_pb2.HistogramPluginData()
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else:
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result = plugin_data_pb2.HistogramPluginData.FromString(content)
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if result.version == 0:
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return result
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# No other versions known at this time, so no migrations to do.
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return result
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