Basic API GET in Python; token-based auth; read from config.ini file

basicAPIGet.py

#!/usr/bin/python3

# basic API GET request
# Token based auth; get URLs/tokens from config.ini file
# -- Cole Hocking

import configparser, requests, json, os


def read_configs(filename, header, value):
    """
    Authenticate via config.ini file
    :return key value in config file
    """
    config = configparser.ConfigParser()
    config.read(filename)
    value = config[header][value]
    return value


def main():
    """
    main call
    """
    # read a config.ini file, 2 dirs up from script
    config_path = os.path.abspath(os.path.join(os.path.dirname(__file__),
                                                '../..', 'config.ini'))
    # API token from config.ini file
    api_key = read_configs(config_path, 'HEADER', 'KEY')
    # base URL for API
    base_url = read_configs(config_path, 'HEADER', 'KEY')
    # URL for specific API query
    url = f'{base_url}subdir'
    # Fetch API session
    api_session = requests.Session()
    # Add token to headers
    api_session.headers = {"X-Api-Key": api_key}
    try:
        response = api_session.get(url)
    except requests.exceptions.RequestException as e:
        print(f"An error occurred: {e}")
        sys.exit(1)       
    result = response.json()


if __name__ == "__main__":
    main()