Source code for airpyllution.utils

from datetime import datetime
import pandas as pd


[docs]def convert_unix_to_date(utime): """Returns formatted date time string Given a UNIX timestamp, this function reformats the timestamp to a string Parameters ---------- utime : int UNIX timestamp, e.g. 1606488670 Returns ------- datetime Examples -------- >>> date_conversion(1606488670) 2020-11-27 17:00:00 """ ts = int(utime) return datetime.utcfromtimestamp(ts).strftime("%Y-%m-%d %H:%M:%S")
[docs]def convert_data_to_pandas(raw_data): """Converts API data from OpenWeatherMap to a pandas dataframe Parses the JSON data object and transforms it to a dataframe with a formatted date column Parameters ---------- raw_data : JSON object Returns ------- Pandas.dataframe Examples -------- >>> convert_data_to_pandas(data) """ if len(raw_data["list"]) > 1: data = pd.DataFrame.from_records( list(map(lambda x: x["components"], raw_data["list"])) ) data["dt"] = list( map(lambda x: convert_unix_to_date(x["dt"]), raw_data["list"]) ) else: data = raw_data["coord"] data.update(raw_data["list"][0]["components"]) data = pd.DataFrame.from_records([data]) return data