| # 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 pandas as pd |
| |
| _grain_mapping = {"day": "D", "week": "W", "month": "M"} |
| |
| |
| def _validate_grain(grain: str): |
| assert grain in ["day", "week", "month"] |
| |
| |
| def filtered_interactions(website_interactions: pd.DataFrame, region: str) -> pd.DataFrame: |
| return website_interactions[website_interactions.region == region] |
| |
| |
| def unique_users(filtered_interactions: pd.DataFrame, grain: str) -> pd.Series: |
| """Gives the number of shares traded by the frequency""" |
| _validate_grain(grain) |
| return filtered_interactions.resample(_grain_mapping[grain])["user_id"].nunique() |
