Basic CLI

crypto_seller/__main__.py

@@ -1,10 +1,12 @@
 import datetime
 import logging
 import logging.handlers
+import argparse
 import time
 from decimal import Decimal
 
 import fin_defs
+import fin_depo
 
 from . import PATH_LOG_FILE, AutoSellConfig, config, run_auto_sell, log_results
 from . import logger as module_logger
@@ -13,6 +15,7 @@ logger = logging.getLogger(__name__)
 
 
 def setup_logging():
+    """Enables logging for the terminal and to a log file."""
     PATH_LOG_FILE.parent.mkdir(parents=True, exist_ok=True)
     file_handler = logging.handlers.WatchedFileHandler(filename=PATH_LOG_FILE)
     file_handler.setFormatter(
@@ -27,9 +30,20 @@ def setup_logging():
     logger.setLevel('INFO')
     module_logger.setLevel('INFO')
 
+CLI_DESCRIPTION = """
+Sells financial assets from an online account.
+""".strip()
+
+def parse_args():
+    parser = argparse.ArgumentParser('crypto_seller', description = CLI_DESCRIPTION)
+    return parser.parse_args()
 
 def main():
+    """Initializes the program."""
     setup_logging()
+
+    args = parse_args()
+
     logger.info('Initializing crypto_seller')
 
     seller_backend = fin_depo.defi_kucoin.KucoinDepoFetcher(