52 lines
1.5 KiB
Python
52 lines
1.5 KiB
Python
#!/usr/bin/env python3
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#
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# ddsketch_conversion.py
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#
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# This source file is part of the FoundationDB open source project
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#
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# Copyright 2013-2022 Apple Inc. and the FoundationDB project authors
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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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import argparse
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import ddsketch_calc as dd
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parser = argparse.ArgumentParser(description="Converts values to DDSketch buckets")
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parser.add_argument(
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"-e",
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"--error_guarantee",
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help="Error guarantee (default is 0.005)",
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required=False,
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type=float,
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)
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parser.add_argument("-v", "--value", help="Value", required=False, type=int)
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parser.add_argument("-b", "--bucket", help="Bucket index", required=False, type=int)
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args = parser.parse_args()
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error = 0.005
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if args.error_guarantee is not None:
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error = args.error_guarantee
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sketch = dd.DDSketch(error)
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if args.value is not None:
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print("Bucket index for ", args.value)
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print(sketch.getIndex(args.value))
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if args.bucket is not None:
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print("Value for bucket ", args.bucket)
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print(sketch.getValue(args.bucket))
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