newsemble_utils.py

from datetime import datetime

def convert_to_datetime(articles):
 	"""
	converts the field 'time' in each article from a string to python datetime objects
	@params
	articles: a list of dictionaries obtained from the API
	
	returns: a list of dictionaries with time processed to datetime objects
	"""
    mapper = {"IT": "%B %d, %Y %H:%M", "TH": "%B %d, %Y %H:%M", "TOI": "%b %d, %Y, %H:%M",
              "NDTV": "%B %d, %Y %H:%M", "TIE": "%B %d, %Y %H:%M:%S"}
    for i, article in enumerate(articles):
        time_strformat = mapper[article["source"]]
        time = article["time"]
        time_conv = datetime.strptime(time, time_strformat)
        articles[i]["time"] = time_conv

    return articles