| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| |
| import numpy as np |
| |
| def distinct_number_sequence(start:np.uint64=0) -> np.uint64: |
| """Generator function to make 64-bit numbers that are distinct.""" |
| assert isinstance(start, np.uint64) |
| num = start |
| golden_ratio = np.uint64(0x9e3779b97f4a7c13) |
| while True: |
| yield num |
| num += np.uint64(golden_ratio) |
| |
| if __name__ == '__main__': |
| start = np.uint64(2345234635) |
| ndistincts = np.uint64(10) |
| count = 0 |
| for i in distinct_number_sequence(start): |
| print(i, end="\n") |
| count += 1 |
| if count == ndistincts: |
| break |
