Code fragments of config.py

• import json
• import os.path
• from typing import List, Optional, Dict, Any
• import requests
• def get_absolute_file_path(file_name: str):
• return os.path.join(os.path.dirname(__file__), file_name)
• def load_train_config() -> Dict[str, Any]:
• """ :return: Train configuration stored in the ``config.json`` file """
• with open(get_absolute_file_path("config.json"), mode="r", encoding="utf-8") as f:
• data = json.load(f)
• if data is None:
• raise IOError("Couldn't read configuration file")
• return data
• def load_pseudonyms_from(file_url: str) -> List[str]:
• """ :return: List of pseudonyms in the file located at the specified URL """
• if file_url is None:
• raise ValueError("pseudonym list URL environment variable is not set")
• r = requests.get(file_url)
• r.raise_for_status()
• return r.text.strip().split("\n")
• __ENV_RESOLVER_PROXY_URL = "PPRL_RESOLVER_PROXY_URL"
• __ENV_SESSION_SECRET = "PPRL_SESSION_SECRET"
• __ENV_DATA_DOMAIN = "PPRL_DATA_DOMAIN"
• __ENV_PHASE = "PPRL_PHASE"
• __ENV_PSEUDONYM_LIST_URL = "PPRL_PSEUDONYM_LIST_URL"
• def get_resolver_uri() -> Optional[str]:
• return os.getenv(__ENV_RESOLVER_PROXY_URL)
• def get_session_secret() -> Optional[str]:
• return os.getenv(__ENV_SESSION_SECRET)
• def get_data_domain() -> Optional[str]:
• return os.getenv(__ENV_DATA_DOMAIN)
• def get_phase() -> Optional[str]:
• return os.getenv(__ENV_PHASE)
• def get_pseudonym_list_url() -> Optional[str]:
• return os.getenv(__ENV_PSEUDONYM_LIST_URL)
• def is_dry_run() -> bool:
• return os.getenv("PPRL_DRY_RUN") is not None
• if __name__ == "__main__":
• def print_env(var_name: str, value: str):
• print(f" {var_name}: {value if value is not None else '[not set]'}")
• print(f"Environment variables:")
• print_env(__ENV_RESOLVER_PROXY_URL, get_resolver_uri())
• print_env(__ENV_PSEUDONYM_LIST_URL, get_pseudonym_list_url())
• print_env(__ENV_SESSION_SECRET, get_session_secret())
• print_env(__ENV_DATA_DOMAIN, get_data_domain())
• print_env(__ENV_PHASE, get_phase())
• print(f"Train configuration: {load_train_config()}")
• pseudonym_count: Optional[int] = None
• # noinspection PyBroadException
• try:
• pseudonym_count = len(load_pseudonyms_from(get_pseudonym_list_url()))
• except Exception: pass
• print(f"Pseudonym count: {'[unavailable]' if pseudonym_count is None else pseudonym_count}")

Graph